PV On-grid Inverter GSG-500KL from CNBM China

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Product Description:

 

Description:

 

CNBMSOLAR is a world-leading and Vertical integrated manufacturer of high-performance with Silicon,

Wafer, Cells, Modules, which convert sunlight into electricity for residential, commercial, and utility-scale

power generation.

        

The capacity of CNBMSOLAR is reach to 1GW, and make sure each year our shipment capacity is more

Than 700-800MWs, at the same time, we have set up the largest solar power station with our partner

in Ukraine.

       

CNBM is a Quality + Service oriented company with“Excellence at Each Step” approach, composed of

the finest components from TUV and IEC-certified partners around the world, CNBM modules consistently

undergo a variety of trials at the company’s Test & Development Centre, ensuring peak performance

capabilities. The company is committed to develop and provide the world with clean and renewable energy

to ease the energy shortages as well as human kind’s impact on the environment

 

 

Technicalparameters

Electrical plant

Items

Parameters

DC  input

Maximum  DC input power (KWp)

550kW

Maximum  PV open-circuit voltageVDC

1000VDC

Maximum  PV array input currentA

1250A

DC  input voltage range (VDC)

01000VDC

MPPT  voltage range (VDC)

500850VDC

AC  output

Rated  output power (KW)

500kW

Operating  voltage range (Vac)

315Vac

Operating  frequencyHz

47.551.5Hz

Maximum  efficiency%

98.6%

Power  factor

≥0.99

THD%

<3%

Self-consumption  at nightW

<80W

Noise  emission

≤65dB(1m)

Protection  function

Protection  rating

IP20(indoor)

Over/Under  voltage protection

Yes

Over/under  frequency protection

Yes

Anti-islanding  protection

Yes

Over  current protection

Yes

Polar  reversed wiring protection

Yes

Overload  protection

Yes

Usage  environment

Usage  temperature range

-20~+55

Storage  temperature range

-40~+65

Usage  relative humidity

095%RH

Altitude  

3000m

Mechanical plant

Items

parameters

Dimension  (W/H/D)

950*2000*2140mm

Weight

1.423t

Human-machine interface and communication

Items

Parameters

Display

LCD-Touch

Standard  communication

RS485

Optional  communication

GPRS,  Ethernet

PV On-grid Inverter GSG-500KL from CNBM China

FAQ:Could you pls introduce more about CNBM?

 

CNBM Group is short for China National Building Materials Group Corporation, which is established in 1984 with approval from the State Council

CNBM Group is the largest comprehensive building materials industry group in China

 

The Group has a total asset of over RMB 360 billion, more than 180,000 employees and 17  subsidiaries

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Q:The function of photovoltaic grid - connected inverter
Finally, a sinusoidal AC output for a grid-connected photovoltaic power generation system is generated by a low-pass filter.
Q:Three-phase photovoltaic inverter grid, the use of phase-locked loop is what?
In addition to the function of converting DC current into alternating current, the inverter also has the maximum output tracking function (MPPT), overvoltage protection, short circuit protection, island protection, overheat protection, overload protection and DC grounding
Q:What is the difference between low voltage grid connection and medium voltage grid connection?
For photovoltaic power plants when the power system accidents or disturbances caused by photovoltaic power plant grid voltage drop, in a certain voltage drop range and time interval, the photovoltaic power plant can ensure that non-off-line continuous operation.
Q:Solar grid inverter does not merge into the grid, direct access to the load to the load power supply?
Inverter is the DC power (battery, battery) into alternating current (usually 220V, 50Hz sine wave). It consists of inverter bridge, control logic and filter circuit
Q:Photovoltaic grid-connected inverter without DC emc how will happen
by means of energy converters can be converted into electrical energy. The process of converting light energy directly into electrical energy is precisely the response to photovoltaic effects. Without the need for any other mechanical parts, the energy in
Q:The working principle of photovoltaic grid - connected inverter
Inverter will be converted into alternating current DC, if the DC voltage is low, then through the AC transformer boost, that is, the standard AC voltage and frequency. For large-capacity inverter, because the DC bus voltage is high, AC output generally does not require transformer boost that can reach 220V, in the small and medium capacity of the inverter, because the DC voltage is low, such as 12V, 24V, It is necessary to design a boost circuit.
Q:What is the difference between a PV inverter and a solar inverter?
Instability, the wind speed and the equipment itself will directly affect the generator rotation, so the voltage and current fluctuations, frequency instability, in short, is the power quality is poor) Therefore, through the inverter after the first rectification inverter to improve the quality of power
Q:What is the difference between a PV grid-connected inverter and an off-grid inverter?
Grid-connected inverter does not need energy storage, but the energy can not be controlled, the number of photovoltaic sent to send online how much, simply do not want people to.
Q:What is the difference between a grid-connected inverter and an off-grid inverter? What are the advantages of a hybrid inverter?
Off-grid inverter is equivalent to their own to establish an independent small power grid, mainly to control their own voltage, is a voltage source.
Q:Is the grid side of the grid and the inverter?
The grid load side of the grid is the grid. The inverter is an important part of the PV grid-connected system and can not be regarded as an external load. Photovoltaic power generation system is included in both grid and off-grid.

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