Equipment
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Photovoltaic off - grid power supply category
  • 48V off grid inverter

    48V off grid inverter

    1.Product overview
    The sine wave inverter of the PEII series is for power system and the actual needs of Posts and telecommunications, taking into account the Space installation size, automation and networking requirements for inverter management in IT Era and manufactured about the influence of noise on the office or room staff.
    The series inverter adopts advanced SPWM and CPU control technology, control precision, input and output isolation, safe and high efficiency, good reliability, especially for the impact load of inductive load. This series of products not only has the advantages of small size, light weight, beautiful appearance, convenient installation, simple operation, low anti irrigation noise and no pollution, but also has real-time data acquisition and remote communication function, to provide convenience for the majority of users of the system to implement the network management and remote monitoring. The inverter is not only suitable for the communication industry, but also suitable for other occasions requiring high quality of power supply.

     

    2.Feature
    It is used the United States 16 high-end special motor power control microprocessor (dual core structure: DSP+MCU) and embedded intelligent control technology;
    The use of MITSUBISHI IGBT module with low loss and long service life as the main switch controller device;
    The use of SPWM modulation technology in the inverter control circuit, the output voltage is pure sine wave, the waveform is stable;
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load allocation system, realize the digital simulation of double control system;
    The multiple protection functions, including DC input reverse, DC overvoltage and under voltage protection, load overload and short-circuit protection, overheat protection circuit and various protecting functions;
    The voltage detection with hysteresis control function can prevent the inverter oscillation at the critical point;
    The method and technology of EMI excellently ensure EMI system has excellent performance.
    The high degree of automation can without the need for human intervention, run stably for a long time;
    The alarming is though the sound and light and indicate the fault type when the fault occurs, and provide the corresponding protection function;
    In addition to the short-circuit and overload bad faults, the fault is eliminated, the inverter can automatically resume normal work;

    It can be customized according to the needs of the 232/485 communication, can communication, Ethernet communication, and is equipped with the PC monitoring software that measure real-time data and alarm information display.
    The system has the advantages of low power consumption and high inverter efficiency.
    The small size and light weight, suitable for various occasions installation is very simple.

     

    3.Technical Data

     

  • 220V off grid inverter

    220V off grid inverter

    1.Product overview
    The sine wave inverter of the PEII series is for power system and the actual needs of Posts and telecommunications, taking into account the Space installation size, automation and networking requirements for inverter management in IT Era and manufactured about the influence of noise on the office or room staff.
    The series inverter adopts advanced SPWM and CPU control technology, control precision, input and output isolation, safe and high efficiency, good reliability, especially for the impact load of inductive load. This series of products not only has the advantages of small size, light weight, beautiful appearance, convenient installation, simple operation, low anti irrigation noise and no pollution, but also has real-time data acquisition and remote communication function, to provide convenience for the majority of users of the system to implement the network management and remote monitoring. The inverter is not only suitable for the communication industry, but also suitable for other occasions requiring high quality of power supply.

     

    2.Feature
    It is used the United States 16 high-end special motor power control microprocessor (dual core structure: DSP+MCU) and embedded intelligent control technology;
    The use of MITSUBISHI IGBT module with low loss and long service life as the main switch controller device;
    The use of SPWM modulation technology in the inverter control circuit, the output voltage is pure sine wave, the waveform is stable;
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load allocation system, realize the digital simulation of double control system;
    The multiple protection functions, including DC input reverse, DC overvoltage and under voltage protection, load overload and short-circuit protection, overheat protection circuit and various protecting functions;
    The voltage detection with hysteresis control function can prevent the inverter oscillation at the critical point;
    The method and technology of EMI excellently ensure EMI system has excellent performance.
    The high degree of automation can without the need for human intervention, run stably for a long time;
    The alarming is though the sound and light and indicate the fault type when the fault occurs, and provide the corresponding protection function;
    In addition to the short-circuit and overload bad faults, the fault is eliminated, the inverter can automatically resume normal work;

    It can be customized according to the needs of the 232/485 communication, can communication, Ethernet communication, and is equipped with the PC monitoring software that measure real-time data and alarm information display.
    The system has the advantages of low power consumption and high inverter efficiency.
    The small size and light weight, suitable for various occasions installation is very simple.


    3.Technical Data

  • 432V off grid inverter

    432V off grid inverter

    1.Product overview
    The sine wave inverter of the PEII series is for power system and the actual needs of Posts and telecommunications, taking into account the Space installation size, automation and networking requirements for inverter management in IT Era and manufactured about the influence of noise on the office or room staff.
    The series inverter adopts advanced SPWM and CPU control technology, control precision, input and output isolation, safe and high efficiency, good reliability, especially for the impact load of inductive load. This series of products not only has the advantages of small size, light weight, beautiful appearance, convenient installation, simple operation, low anti irrigation noise and no pollution, but also has real-time data acquisition and remote communication function, to provide convenience for the majority of users of the system to implement the network management and remote monitoring. The inverter is not only suitable for the communication industry, but also suitable for other occasions requiring high quality of power supply.

     

    2.Feature
    It is used the United States 16 high-end special motor power control microprocessor (dual core structure: DSP+MCU) and embedded intelligent control technology;
    The use of MITSUBISHI IGBT module with low loss and long service life as the main switch controller device;
    The use of SPWM modulation technology in the inverter control circuit, the output voltage is pure sine wave, the waveform is stable;
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load allocation system, realize the digital simulation of double control system;
    The multiple protection functions, including DC input reverse, DC overvoltage and under voltage protection, load overload and short-circuit protection, overheat protection circuit and various protecting functions;
    The voltage detection with hysteresis control function can prevent the inverter oscillation at the critical point;
    The method and technology of EMI excellently ensure EMI system has excellent performance.
    The high degree of automation can without the need for human intervention, run stably for a long time;
    The alarming is though the sound and light and indicate the fault type when the fault occurs, and provide the corresponding protection function;
    In addition to the short-circuit and overload bad faults, the fault is eliminated, the inverter can automatically resume normal work;

    It can be customized according to the needs of the 232/485 communication, can communication, Ethernet communication, and is equipped with the PC monitoring software that measure real-time data and alarm information display.
    The system has the advantages of low power consumption and high inverter efficiency.
    The small size and light weight, suitable for various occasions installation is very simple.


    3.Technical Data

     

  • 500W control- inverter intergarated machine

    500W control- inverter intergarated machine

    1.Product overview 

    Our company has independently researched and developed the PEHS off-grid household power generation system mainly used for: small buildings, offices, hotels, and so forth. During the daytime, it can charge the battery bank. During the night, it can draw on battery power to provide electricity through the AC inverter. Because of its stable properties, this system is convenient for many applications such as: High altitude areas, mountainous areas, border areas, island environments, remote areas without a grid connection, communications base stations, advertising lamp boxes and streetlights.


    2. Performance features

    .Small size, simple design, easy to install

    .High expandability, can offer multi-channel AC/DC output

    .With our networked design, via website or SMS message, the long-distance intelligent .monitoring system can provide information to the user about the system’s functioning 

    .Includes, overload, overvoltage, short-circuit, input-polarity reversal detection and .protection systems

    .Excellent EML/EMC index, with option for RS232 or RS485 interface

    .High reliability, high efficiency, resistant to shaking

    .High level of chassis protection, corrosion-resistant

    .LCD/LED various display mode options


    3.Applications

    .Photovoltaic power stations, wind power stations

    .Wind, solar, or diesel fuel sources can all be used for extra electricity generation

    .Communication base stations

    .When unattended operation is required, such as islands, remote areas

    .Public and government buildings, landscape lighting, streetlights

    .Highways, traffic lights, digital display signs

    .Oil-field extraction power supply


    4.Technical parameters

     

     PEHS500W/24V-S20A
    Photovoltaic  Allowable input voltage(V)  24 ~50 V
     Specified charging current(A)  20 A
     Overcharge protection level (V DC)  28.8 V
     Recovery point level (V DC)  26.4 V
    DC Input Under-voltage level (V DC)  21.6 V
     Under-voltage recovery level (VDC)  26.4 V
     Over-voltage level (V DC)  35.0 V
     Over-voltage recovery level (V DC)  35.0 V
    Output  Output waveform  Sine wave
     Rated AC output level(V)  220 V AC ±5%
     Rated AC output frequency ( Hz )  50 Hz ±0.2 
     Total harmonic distribution(THD)  ≦3% (linear load ), <5%( nonlinear load )
     Inverter efficiency  ≥85%
     Display functions  Status indicator:PV charger, battery charging, loads, inverter info, overload state
    Numerical display:battery voltage, output voltage, frequency, load power consumption
     Protection functions  Protects against:Battery overvoltage, under-voltage, wrong polarity, overheating, overload, short-circuiting
     Environmental conditions  Noise level  ≦65dB
     Temperature range(℃)  -20℃ ~ 50℃
    Relative humidity  ≤95% (without condensation)
     Altitude level  ≦6000m
     Dielectric strength  1500V AC , 60s

     

  • Solar power controller

    Solar power controller

    1.Product description

    Solar power controller used with a battery in order to store electric energy, for applications such as electric fences, frontier defense, remote sea islands, lighting, and also communications base stations, microwave stations and other applications that require a DC power supply. 


    2.Performance characteristics

    .American Microchip corporation DSP microcomputer chip controller

    .Has a dedicated analog circuit for system load select configuration, digital-analog dual control system

    .Uses a digital temperature sensor to ensure a low-temperature environment with LCD temperature compensation display

    .Real-time battery voltage display, load current, total solar current, battery temperature info

    .Historical error statistics display:Number of overcharges, over-discharges, overload incidents, short circuits, maximum memory storage of 1000 fault messages

    .Users can set battery overcharge protection and over-discharge protection off-state

    .Can use RS232/485 port for communications

    .PC monitoring software measures real-time data, displays error and alarm messages, amend control parameters, can display up to 30 days’ daily battery max. voltage and min. voltage, daily PV generation capacity and daily load electricity consumption with cumulative total historical data

    .Operating control includes multi-step current-limiting mode, PWM working mode, intermittent mode

    .Lightning protection: In line with system requirements, user can install different grades of lightning protection systems

    .Temperature compensation capability

    .Agile combinations: can be used alone, or use a system composed of wind and solar, with inverter control integration, and other models

    .Protects against battery overcharge, over-discharge, output overload, short circuits, power surges, solar-cell connection short-circuits, reverse battery polarity 


    3. Technical parameters

     

    Voltage level 12V 24V  48V 110V 220V
    Rated current range 30A~150A 50A~200A 30A~150A 50A~150A 200A~300A
    Storage battery input
    Rated input voltage (VDC) 12 24 48 110 220
    Undervoltage protection voltage (VDC) ≤10.8 ≤21.6 ≤43.2 ≤99.0 ≤198.0
    Undervoltage recovery voltage (VDC) ≥12.3 ≥24.6 ≥49.2 ≥115.0 ≥230.0
    Overvoltage protection voltage (VDC) ≥16.5 ≥33.0 ≥66.0 ≥150.0 ≥290.0
    Overvoltage recovery voltage (VDC) ≤15.0 ≤30.0 ≤60.0 ≤137.5 ≤275.0
    Solar panel array inputs
    Max. open circuit voltage (VDC) 25 50 150 230 450
    Max. charging current (A) 150 200 80 150 300
    Max. number of inputs (N) 8
    Float charging voltage (VDC) 13.7 27.4 54.8 125 251
    Excessive charge protection voltage (VDC) ≥14.4 ≥28.8 ≥57.6 ≥132.0 ≥264.0
    Charging recovery voltage level (VDC) ≤13.2 ≤26.4 ≤52.8 ≤121.0 ≤242.0
    DC output
    Rated output voltage (VDC) 12 24 48 110 220
    Max. output current (A) 150A 200A 150A 150A 300A
    Overload capacity 120% overload = 60 seconds before shutdown   /   150% overload = 10 seconds
    Safeguard functions Protects against: battery overcharge, unwanted battery discharge, reverse polarity, night-time reverse charging, system overheating, output overloading, output short-circuits
    Communications port RS485
    Machinery dimensions, working environment
    Dimensions (d x w x h) 3U/4U/6U 4U/6U 4U/6U 4U 6U/1200 cabinet
    Reference weight (kg) ????
    Protection grade    IP41
    Operating altitude (m)    ≤3000
    Temperature range (℃)   -20 ~ +60

     

  •  Low power controller

    Low power controller

    1.Product overview

    The PESM series charger uses a novel charge controller using integrated circuitry with various functions, using pulse-modulation techniques, with effective battery safeguards which prevents against overcharging phenomena. With the battery’s stable, rapid charging and its built-in temperature compensation device, its charging process in complete compliance with the IV curve. This series of charge controller uses a high-efficiency, low internal resistance MOS manager which guards against battery overcharge, using procedures without need for maintenance, for long-term reliable operation.


    2.Technical specifications

    Supports 12V or 24V. System is provided with automatic identification capability.

    Storage battery overcharge, over-discharge protection functions.

    Resistant against surges, short-circuits, reverse polarity, overloading, interference, etc. 

    Uses PWM technology to provide uniform charge with floating three-stage charging and temperature compensation function.

    Under-voltage and overvoltage indication, battery capacity, over-current and failure indication features

    Includes a timing system and light-dependent adjustment.


     

    Model Number PESM5 PESM10 PESM15
    Rated charging current (A) 5A 10A 15A
    Rated load current (A) 5A 10A 15A
    System voltage 12V,  24V
    Overload、short-circuit protection At 120%, 60 seconds; at 150%, 5 seconds; 200% results in instant shut-off
    Open-circuit loss ≤5 mA
    Charging circuit voltage drop ≤0.26V
    Discharge circuit voltage drop ≤0.15V
    Overvoltage protection 17V,×2/24V
    Operating temperature range Industrial grade:-35℃ to +55℃ (Appendix I)
    Direct charging voltage 14.4V,×2/24V
    Floating charge 13.6v,×2/24V
    Charge-return voltage 13.2v, ×2/24V
    Temperature compensation -5mv/℃/2V
    Under-voltage Under-voltage level:10.8V, ×2/24V
    Recovery level:12.3V,×2/24V
    Control mode Charging with PWM (Pulse-width modulation) correction

     

  •  1.5KW embedded intelligent controller

    1.5KW embedded intelligent controller

    1.Product overview
    The 1.5KW embedded intelligent controller by our company independently research and development is a solar energy into DC power devices. It works in MPPT mode to maximize the use of solar energy and will be converted to electrical energy to DC load. MPPT tracking efficiency up to 98% or more, the work output efficiency of 95% (full) above; this product with a variety of security features: PV side overvoltage, under voltage protection, load overvoltage, under voltage protection, over current protection, short-circuit protection, over temperature protection. In addition, the controller has the function of DC output power metering, and calculates the solar energy output. The system supports GPRS wireless communication module to support remote communication and data transmission, the remote power controller supports read and modify the function system; various parameters can be modified in different applications to set user. And the relevant parameters of the system data stored in the EEPROM to ensure that the device can save data after power loss.

     

    2.Technical Data

     

  • 12V solar controller

    12V solar controller

    1.Product overview
    The photovoltaic controller uses solar cells to convert solar energy into electric energy and stores it, which can provide illumination for the pastoral areas, frontier defense and islands.

     
    2.Feature
    It is controlled by the DSP microcomputer chip of American MICROCHIP company, charge and discharge parameters, temperature compensation coefficient of programmable set, which can meet the special requirements of different occasions.
    It display by 240*168 LCD dot matrix liquid crystal display module and has operation menu English. It access by password and has real-time clock function and 4 button operation.
    With the function of temperature compensation; LED indicator shows various photovoltaic charging state and load on-off state.
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load system configuration, realize the digital simulation of double control system; the high precision digital temperature sensor can realize low temperature LCD temperature compensation, to ensure the normal work of LCD.
    During the 1 - 8 solar battery input control; real-time display of battery voltage, load current, total current, battery temperature, total solar photovoltaic power generation, the cumulative load consumption of more than a dozen parameters.
    Historical data statistics show that the number of overcharge, over discharge, overload, short circuit times can be stored up to 1000 fault information;
    The programmable on-off voltage, primary and secondary load - off voltage and other parameters, the user can set the parameters include average charge voltage , floating charge voltage, absorption voltage, starting voltage, dynamic voltage regulator, static voltage regulator, average charge time and absorption state time etc...
    The user can set the on-off state of the load about the battery overcharge or over discharge protection.
    It has the two power supply control capability, the main and secondary load in electric control ability of different battery voltage point.
    The various charging voltage detection with hysteresis control function, which can prevent the switch into the state of oscillation.
    The protection function: with the battery overcharge and over discharge, overload, short circuit, output surge, solar battery reverse or short circuit, battery reverse connect, anti-reverse charge and other a series of alarm and protection function.
    It can match RS232/485 interface for remote communication and remote control, using the standard MOUDLE protocol – BUS.
    The PC monitoring software can measure real-time data and alarm information display, modify the control parameters, read the daily highest voltage of battery voltage , the minimum daily cumulative amount of photovoltaic power generation and daily load power cumulative historical data in 30 days.
    The alarm or control contact the multiplex passive output: battery overcharge, battery over discharge, engine start control, load disconnect, and controller failure; other standby alarm contact users can choose, such as the flood alarm etc...
    The working mode has step by step current limiting mode, PWM working mode and one point operation mode.
    The lightning: according to the requirements of the system, lightning protection device can be installed in different levels.


     

    3.Technical Data

  • 24V solar controller

    24V solar controller

    1.Product overview
    The photovoltaic controller uses solar cells to convert solar energy into electric energy and stores it, which can provide illumination for the pastoral areas, frontier defense and islands.


     

    2.Feature
    It is controlled by the DSP microcomputer chip of American MICROCHIP company, charge and discharge parameters, temperature compensation coefficient of programmable set, which can meet the special requirements of different occasions.
    It display by 240*168 LCD dot matrix liquid crystal display module and has operation menu English. It access by password and has real-time clock function and 4 button operation.
    With the function of temperature compensation; LED indicator shows various photovoltaic charging state and load on-off state.
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load system configuration, realize the digital simulation of double control system; the high precision digital temperature sensor can realize low temperature LCD temperature compensation, to ensure the normal work of LCD.
    During the 1 - 8 solar battery input control; real-time display of battery voltage, load current, total current, battery temperature, total solar photovoltaic power generation, the cumulative load consumption of more than a dozen parameters.
    Historical data statistics show that the number of overcharge, over discharge, overload, short circuit times can be stored up to 1000 fault information;
    The programmable on-off voltage, primary and secondary load - off voltage and other parameters, the user can set the parameters include average charge voltage , floating charge voltage, absorption voltage, starting voltage, dynamic voltage regulator, static voltage regulator, average charge time and absorption state time etc...
    The user can set the on-off state of the load about the battery overcharge or over discharge protection.
    It has the two power supply control capability, the  main and secondary load in electric control ability of different battery voltage point.
    The various charging voltage detection with hysteresis control function, which can prevent the switch into the state of oscillation.
    The protection function: with the battery overcharge and over discharge, overload, short circuit, output surge, solar battery reverse or short circuit, battery reverse connect, anti reverse charge and other a series of alarm and protection function.
    It can match RS232/485 interface for remote communication and remote control, using the standard MOUDLE protocol – BUS.
    The PC monitoring software can measure real-time data and alarm information display, modify the control parameters, read the daily highest voltage of battery voltage , the minimum daily cumulative amount of photovoltaic power generation and daily load power cumulative historical data in 30 days.
    The alarm or control contact the multiplex passive output: battery overcharge, battery over discharge, engine start control, load disconnect, and controller failure; other standby alarm contact users can choose, such as the flood alarm etc...
    The working mode has step by step current limiting mode, PWM working mode and one point operation mode.
    The lightning: according to the requirements of the system, lightning protection device can be installed in different levels.


     

    3.Technical Data

  • 48V photovoltaic controller

    48V photovoltaic controller

    1.Product overview
    The photovoltaic controller uses solar cells to convert solar energy into electric energy and stores it, which can provide illumination for the pastoral areas, frontier defense and islands.


    2.Feature
    It is controlled by the DSP microcomputer chip of American MICROCHIP company, charge and discharge parameters, temperature compensation coefficient of programmable set, which can meet the special requirements of different occasions.
    It display by 240*168 LCD dot matrix liquid crystal display module and has operation menu English. It access by password and has real-time clock function and 4 button operation.
    With the function of temperature compensation; LED indicator shows various photovoltaic charging state and load on-off state.
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load system configuration, realize the digital simulation of double control system; the high precision digital temperature sensor can realize low temperature LCD temperature compensation, to ensure the normal work of LCD.
    During the 1 - 8 solar battery input control; real-time display of battery voltage, load current, total current, battery temperature, total solar photovoltaic power generation, the cumulative load consumption of more than a dozen parameters.
    Historical data statistics show that the number of overcharge, over discharge, overload, short circuit times can be stored up to 1000 fault information;
    The programmable on-off voltage, primary and secondary load - off voltage and other parameters, the user can set the parameters include average charge voltage , floating charge voltage, absorption voltage, starting voltage, dynamic voltage regulator, static voltage regulator, average charge time and absorption state time etc...
    The user can set the on-off state of the load about the battery overcharge or over discharge protection.
    It has the two power supply control capability, the main and secondary load in electric control ability of different battery voltage point.
    The various charging voltage detection with hysteresis control function, which can prevent the switch into the state of oscillation.
    The protection function: with the battery overcharge and over discharge, overload, short circuit, output surge, solar battery reverse or short circuit, battery reverse connect, anti-reverse charge and other a series of alarm and protection function.
    It can match RS232/485 interface for remote communication and remote control, using the standard MOUDLE protocol – BUS.
    The PC monitoring software can measure real-time data and alarm information display, modify the control parameters, read the daily highest voltage of battery voltage , the minimum daily cumulative amount of photovoltaic power generation and daily load power cumulative historical data in 30 days.
    The alarm or control contact the multiplex passive output: battery overcharge, battery over discharge, engine start control, load disconnect, and controller failure; other standby alarm contact users can choose, such as the flood alarm etc...
    The working mode has step by step current limiting mode, PWM working mode and one point operation mode.
    The lightning: according to the requirements of the system, lightning protection device can be installed in different levels.


    3.Technical Data

  • 110V photovoltaic controller

    110V photovoltaic controller

    1.Product overview
    The photovoltaic controller uses solar cells to convert solar energy into electric energy and stores it, which can provide illumination for the pastoral areas, frontier defense and islands.


    2.Feature
    It is controlled by the DSP microcomputer chip of American MICROCHIP company, charge and discharge parameters, temperature compensation coefficient of programmable set, which can meet the special requirements of different occasions.
    It display by 240*168 LCD dot matrix liquid crystal display module and has operation menu English. It access by password and has real-time clock function and 4 button operation.
    With the function of temperature compensation; LED indicator shows various photovoltaic charging state and load on-off state.
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load system configuration, realize the digital simulation of double control system; the high precision digital temperature sensor can realize low temperature LCD temperature compensation, to ensure the normal work of LCD.
    During the 1 - 8 solar battery input control; real-time display of battery voltage, load current, total current, battery temperature, total solar photovoltaic power generation, the cumulative load consumption of more than a dozen parameters.
    Historical data statistics show that the number of overcharge, over discharge, overload, short circuit times can be stored up to 1000 fault information;
    The programmable on-off voltage, primary and secondary load - off voltage and other parameters, the user can set the parameters include average charge voltage , floating charge voltage, absorption voltage, starting voltage, dynamic voltage regulator, static voltage regulator, average charge time and absorption state time etc...
    The user can set the on-off state of the load about the battery overcharge or over discharge protection.
    It has the two power supply control capability, the main and secondary load in electric control ability of different battery voltage point.
    The various charging voltage detection with hysteresis control function, which can prevent the switch into the state of oscillation.
    The protection function: with the battery overcharge and over discharge, overload, short circuit, output surge, solar battery reverse or short circuit, battery reverse connect, anti-reverse charge and other a series of alarm and protection function.
    It can match RS232/485 interface for remote communication and remote control, using the standard MOUDLE protocol – BUS.
    The PC monitoring software can measure real-time data and alarm information display, modify the control parameters, read the daily highest voltage of battery voltage , the minimum daily cumulative amount of photovoltaic power generation and daily load power cumulative historical data in 30 days.
    The alarm or control contact the multiplex passive output: battery overcharge, battery over discharge, engine start control, load disconnect, and controller failure; other standby alarm contact users can choose, such as the flood alarm etc...
    The working mode has step by step current limiting mode, PWM working mode and one point operation mode.
    The lightning: according to the requirements of the system, lightning protection device can be installed in different levels.
    The American company MICROCHIP DSP microcomputer chip control, charge and discharge parameters, temperature compensation coefficient of programmable set, can meet the special requirements of different occasions;
    The 240*168 LCD dot matrix liquid crystal display module, operation menu English. Enter the password, real-time clock function; 4 button operation;
    With the function of temperature compensation; LED indicator shows various photovoltaic charging state and load on-off state;
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load allocation system, realize the digital simulation of double control system;
    By the high precision digital temperature sensor can realize low temperature LCD temperature compensation, to ensure the normal work of LCD;
    During the 1 - 8 solar battery input control; real-time display of battery voltage, load current, total current, battery temperature, total solar photovoltaic power generation, the cumulative load consumption of more than a dozen parameters;
    According to the historical data statistics: charging times and discharge frequency, frequency, number of overload short circuit; fault information can store up to 1000;
    The programmable on-off voltage, primary and secondary load - off voltage and other parameters; the user can set the parameters include: charging voltage, floating charge voltage, voltage, voltage, absorption coefficient, static dynamic voltage regulator, charging time and absorption coefficient of state state time etc.;
    The user can set the battery load respectively overcharge and over discharge protection when the on-off state;

    The two has the control power, the main and secondary load in electric control ability of different battery voltage point;
    The various charging voltage detection with hysteresis control function ", which can prevent the switch into the state of oscillation;
    The protection function: with the battery overcharge and overdischarge, overload, short circuit, output surge, solar battery reverse or short circuit, battery reverse connect, anti-reverse charge and other a series of alarm and protection function;
    The optional RS232/485 interface for remote communication and remote control, using the standard MOUDLE protocol -- BUS;
    The PC monitoring software can measure real-time data and alarm information display, modify the control parameters, read 30 days every day, the highest voltage of battery voltage, the minimum daily cumulative amount of photovoltaic power generation and daily load power cumulative historical data;
    The alarm or control contact the multiplex passive output: battery charging, battery discharge, engine start control, load disconnect, controller failure; other standby alarm contact users can choose, such as the flood alarm etc.;
    The working mode of a stepped current limiting step by step mode, PWM mode, a mode;
    The lightning: according to the requirements of the system, lightning protection device can be installed in different levels;
    The combination of Smart: can be used alone, can also be composed of complementary control, integrated with inverter models.

     

    3.Technical Data

     

  • 220V photovoltaic controller

    220V photovoltaic controller

    1. Product overview
    The photovoltaic controller uses solar cells to convert solar energy into electric energy and stores it, which can provide illumination for the pastoral areas, frontier defense and islands.


    2.Feature
    It is controlled by the DSP microcomputer chip of American MICROCHIP company, charge and discharge parameters, temperature compensation coefficient of programmable set, which can meet the special requirements of different occasions.
    It display by 240*168 LCD dot matrix liquid crystal display module and has operation menu English. It access by password and has real-time clock function and 4 button operation.
    With the function of temperature compensation; LED indicator shows various photovoltaic charging state and load on-off state.
    The main circuit and control circuit is completely isolated, high anti-interference ability; with special analog circuit for the load system configuration, realize the digital simulation of double control system; the high precision digital temperature sensor can realize low temperature LCD temperature compensation, to ensure the normal work of LCD.
    During the 1 - 8 solar battery input control; real-time display of battery voltage, load current, total current, battery temperature, total solar photovoltaic power generation, the cumulative load consumption of more than a dozen parameters.
    Historical data statistics show that the number of overcharge, over discharge, overload, short circuit times can be stored up to 1000 fault information;
    The programmable on-off voltage, primary and secondary load - off voltage and other parameters, the user can set the parameters include average charge voltage , floating charge voltage, absorption voltage, starting voltage, dynamic voltage regulator, static voltage regulator, average charge time and absorption state time etc...
    The user can set the on-off state of the load about the battery overcharge or over discharge protection.
    It has the two power supply control capability, the main and secondary load in electric control ability of different battery voltage point. 

    The various charging voltage detection with hysteresis control function, which can prevent the switch into the state of oscillation.
    The protection function: with the battery overcharge and over discharge, overload, short circuit, output surge, solar battery reverse or short circuit, battery reverse connect, anti reverse charge and other a series of alarm and protection function.
    It can match RS232/485 interface for remote communication and remote control, using the standard MOUDLE protocol – BUS.
    The PC monitoring software can measure real-time data and alarm information display, modify the control parameters, read the daily highest voltage of battery voltage , the minimum daily cumulative amount of photovoltaic power generation and daily load power cumulative historical data in 30 days.
    The alarm or control contact the multiplex passive output: battery overcharge, battery over discharge, engine start control, load disconnect, and controller failure; other standby alarm contact users can choose, such as the flood alarm etc...
    The working mode has step by step current limiting mode, PWM working mode and one point operation mode.
    The lightning: according to the requirements of the system, lightning protection device can be installed in different levels.

Photovoltaic on - grid power supply category
  • 500 KW grid-connected inverter

    500 KW grid-connected inverter

    1.Product description 

    Uses a low-frequency isolated transformer design, accepts a wide range of input voltages, and can have input from solar panel arrays in many different configurations. System uses fiber optic technology, giving anti-jamming / interference capabilities. Includes optimized circuit and structural design, with an enhanced heat dissipation system for increased system stability. Superior protection functions compared to common inverters, with increased DC fault protection. Especially useful for large-scale grid-tied photovoltaic projects.


    2.Performance features

    .Low-voltage ride-through capability

    .Continuously adjustable active power capability(0-100%)

    .Adjustable reactive power, power factor ranging from 0.9 leading to 0.9 lagging

    .Efficient high-frequency isolated transformer, can directly access 400V power grids

    .Maximum conversion efficiency: 97.3%

    .Accurate output measurement 

    .Multilingual LCD display 

    .Can accommodate harsh environments

    .Optional electrical heating system

    .Adaptable to <6000m(exceeding 3000m with drop in efficiency)


    3.Technical Parameters

     

    DC Input parameters
    Rated DC power(kW) 500 kW
    Recommended maximum DC power(kW) 550 kW
    MPPT Input voltage range(V) 440~850 V DC
    MPPT Efficiency 99%
    Maximum input voltage(V) 900 V DC
    Stand-alone MPPT modules 1
    Maximum DC Input current(A) 1250 A
    DC Connection Bus-bar
    Grid-connection parameters
    Rated AC power(kW) 500 kW
    Maximum AC power(kW) 550 kW
    Allowable grid voltage 310~450 V AC
    Nominal voltage 400 V AC
    Rated grid line frequency (Hz) 50 Hz
    Power factor >0.99
    AC current distortion(THD) <3%
    Maximum efficiency 98.60%
    European efficiency 98.20%
    Applicable standards IE61000-6-2/-4, IEC61000-3-2/-3, VDE0126-1-1-2010
    Night-time power consumption <75 W
    Isolation Yes
    Operating Environment Conditions
    Cooling mechanism Cold air, adjustable wind-speed
    Ambient temperature range -20℃ ~ +60℃
    Relative humidity range 0~95%, without condensation
    Operating altitude (m) < 6000 m
    Noise level <35dB
    Protection grade Ip20
    External specifications
    Dimensions 950cm×2400cm×2140cm
    Weight Approx. 1900 kg
    Other notes
    Display LCD, touch-screen
    Communications interface RS 485
    Optional accessories Combiner box, monitoring software

     

  • 100 KW grid-connected inverter

    100 KW grid-connected inverter

    1. Product introduction

    100KW grid-connected inverter uses a low-frequency isolation transformer design, interior type. Can be used in a +55 ℃ high temperature environment, with full load operation continuously and reliably, without performance issues. Used for large-scale photovoltaic power plants. Multiple inverters can be run in parallel to simplify plant design. Has a wide input voltage range, ensuring capacity for several photovoltaic arrays with many possible combinations. It is a very cost-effective grid-connected inverter.


    2. Performance features

    Low voltage ride-through capability

    Continuously adjustable active power function(0-100%)

    Adjustable reactive power, power factor ranging from 0.9 (leading) to 0.9 (lagging)

    Highest conversion efficiency: 97.0%

    Precise output measurement capability

    Multilingual LCD display

    Auxiliary heating(optional)

    Adapts to high altitudes <6000m(over 3000m with drop in efficiency)


    3. Technical specifications

     

          Model number
    PESG100K3
         Isolation transformer      Yes (low-frequency)
         DC characteristics     Maximum DC voltage   900Vdc
         Starting voltage   470V
    Full load MPP voltage range   450~820V
         Minimum voltage   450V
         Maximum input current   250A
         AC characteristics      Rated output power   100kW
         Maximum output power   110kW
    Maximum AC current output   158A
        Rated grid voltage   400Vac
        Allowable grid voltage   310~450Vac
         Rated line frequency   50Hz/60Hz
        Allowable line frequency   47~52Hz/57~62Hz
    Total current waveform deviation   <3%(rated power)
         DC component   <0.5%(rated output current)
         Power factor   0.9(leading)~0.9(lagging)
    System      Maximum efficiency   97.0%(含变压器)
         European efficiency   96.4%(含变压器)
         Protection grade   IP20(室内)
        Night-time power consumption   <30W
    Allowable temperature range   -25~+55℃
        Cooling system   Forced cold air
        Allowable relative humidity   0~95%, without condensation
        Maximum elevation   6000m(over 3000m with less efficiency)
    Display and communications     Display   LCD
        Default communication   RS485
        Optional communication   Ethernet
    Mechanical parameters     Dimensions(w x h x d)   1020 x 1964 x 770mm
         Net weight   925kg

     

  • 30 KW grid-connected inverter

    30 KW grid-connected inverter

    1.Product introduction

    30KW grid-tied inverter using an isolated transformer design (indoor model). Appropriate for power stations. These systems can be used in parallel, simplifying large power projects.


    Performance specifications

    Active power adjustable function (0-100%)

    Adjustable reactive power, power factor ranging from 0.9 to lagging 0.9 leading

    Highly efficient isolated transformer design;

    Multilingual LCD interface, can be freely set to various operating parameters

    Includes various system protections and safeguards, ensuring high reliability.


    2.Technical Parameters

     

      Model #
     PESG30K3
      DC parameters Maximum DC voltage  450Vdc
    Start voltage  240V
    Load with MPPT (Maximum Power Point Tracking) Voltage Range  220~380V
    Minimum voltage  220V
    Maximum input current  150A
    Recommended front-side open-circuit voltage  320V
    Maximum power inputs per output  1/1
    AC parameters  Specified output power  30kW
    Maximum output power  33kW
     Maximum AC output current  47A
    Rated grid voltage  400Vac
    Allowed grid voltage range  310~450Vac
     Rated grid frequency  50Hz/60Hz
    Allowed grid frequency range  47~52Hz/57~62Hz
     Overall waveform distortion  <3%(rated power)
       DC current variation   <0.5%(rated output current)
     Power factor  0.9(leading)~0.9(lagging)
     System parameters Maximum efficiency  95.6%(contained transformer)
    European efficiency  94.6%(contained transformer)
      Protection grade  IP20(indoors)
    Night time system energy consumption  0W
    Allowed temperature range   -25~+55℃
     Cooling system  Cold air
    Allowable relative humidity  0~95%, without condensation 
    Allowable maximum elevation  2000m
    Display and communications  Display  LCD
     Communications standard  RS485
     Other communication option Ethernet
    Machinery parameters   Dimensions(width x height x depth)  850x1964x646mm
    Net weight  620kg

     

  • 20 KW grid-connected inverter

    20 KW grid-connected inverter

    1. Product description and specifications

    The PESG100K3 100KW grid-tied inverter uses a low-frequency isolation transformer design (interior type) for use in a +55℃ high temperature environment during full-load operation continuously and reliably, without performance issues. With large-scale photovoltaic power plants, multiple inverters can be run in parallel to simplify plant design. Product includes a large input voltage range, ensuring access to photovoltaic arrays with many combinations. It is a highly cost-effective grid-tied inverter.


    2.Performance characteristics 

    .Low voltage ride-through capabilities

    .Active power adjustable function (0-100%)

    .Adjustable reactive power, power factor ranges from 0.9 to lagging 0.9 leading

    .Highest conversion efficiency up to 97.0%

    .Precise output power metering

    .Multilingual LCD interface, can be freely set to various operating parameters

    .Auxiliary heating (optional)

    .Applications adapt to high altitude < 6000 m (more than 3000 m with drop in efficiency)


    3. Technical Parameters

     

    Model #
    PESG100K3
    Isolated transformer Yes (low-frequency)
    DC parameters Maximum DC voltage   900V DC
    Start voltage   470V
    Load with MPPT (Maximum Power Point Tracking) Voltage Range   450~820V
    Minimum voltage   450V
        Maximum input current   250A
    AC parameters     Specified output power   100kW
       Maximum output power   110kW
       Maximum AC output current   158A
       Rated grid voltage   400Vac
       Allowed grid voltage range   310~450Vac
       Rated grid frequency   50Hz/60Hz
       Allowed grid frequency range   47~52Hz/57~62Hz
        Overall waveform distortion   <3%(rated power)
        DC current variation   <0.5%(rated output current)
        Power factor   0.9(leading)~0.9(lagging)
    System parameters     Maximum efficiency   97.0%(contained transformer)
        European efficiency   96.4%(contained transformer)
        Protection grade   IP20(indoors)
       Night time system energy consumption   < 30W
       Allowed temperature range   -25 ~ +55℃
       Cooling system   Cold air
      Allowable relative humidity   0~95%,without condensation
      Allowable maximum elevation   6000m (exceeding 3000m with lower efficiency)
    Display and communications   Display   LCD
      Communications standard   RS485
      Other communication option   Ethernet
    Machinery parameters    Dimensions(width x height x depth)   1020x1964x770mm
       Net weight   925kg

     

  • PV DC converters

    PV DC converters

    1.Product description

    For large-scale grid-tied PV generation systems, this product can reduce the number of inverters required for operation and enhances reliability by merging multiple DC lines into one inverter input. Use this combiner box in accordance with the inverter’s DC voltage range, to control a series of solar panels.   


    2. Product characteristics

    Outdoor installation capability

    Supports a maximum of 16 lines, maximum current for each is 15A

    Equipped with dedicated surge protection

    High-voltage primary cut-out control

    Remote control data functions 

    Lightning protection monitoring function

    Monitors current for up to 16 lines

    Monitors solar panel current

    Monitors solar panel voltage 

    Can monitor station numbers ranging from 1—255, and set input current (max. 16 lines) with the ability of remote set-up


    3. Technical parameters


    Parameter Value
    Maximum number of inputs 16
    Input cross-sectional area 4mm2
    Output line cross-sectional area 20mm2
    Ground line cross-sectional area 10mm2
    Maximum current output 80A
    Lightning protection number 1
    Enclosure waterproofing grade IP65
    Terminal waterproofing PG11
    Relative humidity 0-99%
    Cooling system Natural cooling
    Monitoring module RS485
    Temperature range -25℃-75℃
    Dimensions(width × height × depth) 610mm×450mm×200mm


Electric power quality products
  • Full control type dynamic voltage regulation configuration(AVC)

    Full control type dynamic voltage regulation configuration(AVC)

    AVC belongs to a new generation of voltage sag and short duration power quality control device. Product adopts DSP powerful operation and control ability, speed of up to 35 KHZ quickly opened off IGBT, realize the real-time monitoring of the power supply circuit voltage and regulating. Effectively solve the electricity in the whole process of from a to use, caused by lightning, torrential rain, wind, construction, personnel wrong operation of accident caused by short circuit faults such as voltage sag.


    AVC is an effective low cost, high performance voltage sag to resolve product. It uses the extremely fast voltage correction to remove the voltage sag in the factory or office supply, temporary rise, ensure that the work load and not be interrupted.

  • Harmonic protection device(HPD)

    Harmonic protection device(HPD)

    HPD use advanced manufacturing technology, new energy using nanocrystalline materials and the use of the protection circuit with the core technology of filtering, provide 1 KHZ to 30 MHZ frequency harmonic protection of various kinds of energy. Can automatically eliminate higher harmonic produced by the electrical equipment, the high frequency noise, pulse peak, transient disturbance, correct because of the influences of harmonic distortion of voltage and current waveforms, in order to achieve reduce control equipment failure rate and wrong operation, machine fully overcome due to the harmonic pollution caused by the high frequency interference, at the same time can improve the effect of energy saving of power grid.

  • Safety reactive compensation device

    Safety reactive compensation device

    PEMVC is a kind of dynamic reactive power compensation device, when the power grid harmonics, harmonic amplification of traditional reactive power compensation is risk, and the compensation of this device configuration branch, makes the resonant frequency compensation branch near always present low impedance characteristics, can avoid the occurrence of resonance phenomenon, and can effectively suppress harmonic current.


    Each set of tuning branch all by reactive power compensation controller to meet the need of system control, tracking the change of the system reactive power, can be continuous, safe and steady for compensating branch, not only improve the power factor and the system voltage level, and to reduce the harmonic power supply circuit, thus improve the voltage and current waveform, reduces the power loss, completely solve the traditional reactive power compensation can not solve the problem, is a new generation of intelligent security products reactive power compensation.

  • Dynamic hybrid reactive power compensation device

    Dynamic hybrid reactive power compensation device

    PEHSVG have the function both of dynamic reactive power compensation and passive compensation, equipment by static var generator (SVG) carries on the coordination control module, a relatively stable reactive part by fixed capacity passive capacitor compensation, rapidly changing part of the reactive power compensation, and by SVG modules centralized source capacitor compensator overcome discontinuity, the shortcomings of slow response speed, avoid reactive power owe to fill, to fill. Peng force new energy "the han class" the dynamic reactive power compensation device PEHSVG its high performance and low price advantage is widely applied in various industries.

  • Advanced static var generator

    Advanced static var generator

     PESVG use a new generation of high-performance modular dynamic reactive power compensation technology, to improve the power supply condition and improve the utilization efficiency of electricity power electronic device, the traditional passive type reactive power compensation device, the reactive power capacity in cascade, compensation capacity is adjustable, easy to cause the system repair, owe to fill, and peng force new energy PESVG series of products with high frequency IGBT power electronic technology and the division I independent research and development design, on the basis of the reactive power compensation circuit is controlled, intelligent source of reactive power compensation, the reactive current can quickly follow the change of the load changes, not only can the perceptual reactive power compensation system, also can compensate the capacitive reactive power.

     

    To meet the needs of customers of different industries, our company launched "05", "09" and "16" series products. 05 series of SVG, mainly for reactive power compensation demand and load is stable general situation, such as office buildings, commercial real estate, municipal schools; 09 series of SVG, mainly for reactive power compensation demand large or larger load current impact, such as rail transportation, iron and steel, chemical, port terminals, such as industrial enterprises; 16 series of SVG, mainly aimed at the special requirements for reactive power compensation, at present only for war industry enterprise, military vessels in areas such as special supply.

     

  • Active Power Filter

    Active Power Filter

    PEAPF use a new generation of high-performance modular active filtering technology, with high efficiency, low power consumption, low noise and other significant advantages, to meet different customers demand, innovation in launch "sail", "motor" and "nuclear power level" series products.


    Our series products of active power filter, both reactive power compensation and harmonic governance, unbalanced three-phase governance functions, USES the hot plug technology, support online multimachine parallel, easy maintenance, high reliability.


    "Sail" products are mainly applicable for harmonic interference in general occasions, such as commercial real estate, municipal schools, office buildings, etc.; "Diesel" products are mainly applicable for harmonic interfere with serious occasions, such as industrial enterprises, electronic manufacturing, iron and steel, chemical industry, rail transportation, photovoltaic power generation, medical and health care, etc.; "Nuclear power level" products are mainly applicable for he harmonic interference is serious or places with special requirements on harmonic governance, at present only for war industry enterprise, military vessels, etc.