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Photovoltaic grid connected distribution box 10kw 20kw 30kw 80kw 100kw
100kw
80kw
distribution box
10kw
20kw

Photovoltaic grid connected distribution box 10kw 20kw 30kw 80kw 100kw

Short Description:

This series of pVB is widely used for distributed roofop generation, ground-basedpower station, the rooftop ofindustry and commerce, fishery and agriculture.Furthermore, it is applied to new energy paralleling generation, photovoltaie and wind power generation.It is usually applied in the distributed photovoltaic grid-connected system, Working power is between
2KW in single-phase system and lMW in three-phase systemFunction:Lighting protection, short circuit protection, overcurrent protection, earth leakage protection and anti-islanding.Tripping ifno voltage and closing ifrecovery
  • Rated operating voltage AC400
  • Auxiliary loop operating voltage AC220,AC380 AC220、AC380
  • Rated frequency 50HZ
  • Rated current ≤630A
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product details

Overview details

This series of pVB is widely used for distributed roofop generation, ground-basedpower station, the rooftop ofindustry and commerce, fishery and agriculture.Furthermore, it is applied to new energy paralleling generation, photovoltaie and wind power generation.It is usually applied in the distributed photovoltaic grid-connected system, Working power is between
2KW in single-phase system and lMW in three-phase systemFunction:Lighting protection, short circuit protection, overcurrent protection, earth leakage protection and anti-islanding.Tripping ifno voltage and closing ifrecovery automatically.
Characteristics:
PA66 and transparent polyethylene carbon material are used, which makes it very convenient to look overthe condition ofoperation without touching the box.
Protection grade reaches lP$4, which means can prevent our products from dust and water.
lt ean be reclosed automatically and controlled remotely to reduce the operation cost ofworkers.
To reduce the manufacturing cost, the cabinet is designed integratedly.
Compact structure
Nice appearance
Anti-corrosion
Customized due to the complete specifcationsStandards:
It meets the state grid standards.

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Function Introduction

The Basic Concept of Grid-Connected Distribution Box The grid-connected distribution box is a core component of a solar power station. It holds significant importance in converting, distributing, and connecting the electric energy produced by solar panels to the power grid. Simultaneously, it is also an extremely crucial safety element within the solar power generation system.

 Roles of Grid-Connected Distribution Box . 

Power Conversion: The grid-connected distribution box is capable of converting the direct current generated by solar panels into alternating current, thus adapting to the requirements of the power grid and facilitating grid access.

2. Power Distribution: It can distribute the electricity generated by solar panels to different power loads in accordance with specific rules, meeting the power needs of various components of the solar power generation system.

3. Electric Energy Access: The grid-connected distribution box connects the electric energy generated by solar panels to the grid. It can supply excess electric energy to the grid and obtain electric energy from the grid for the use of solar panels when necessary.

4. Security: The grid-connected distribution box has multiple protection functions, including over-current protection, over-voltage protection, and over-temperature protection, ensuring the safe operation of the solar power generation system. 

Components of Grid-Connected Distribution Box 

1. Input End: Solar panels and electrical components such as direct pulse current controllers enter the grid-connected distribution box through this end.

2. DC Switch: The DC signal generated by the solar panel is connected to the DC energy storage battery through the DC switch for emergency needs.

 3. DC-AC Converter: It outputs AC electrical signals to meet the requirements of the power grid.

4. AC Output: The converted AC electrical signal is output to the power load or connected to the power grid

 

Technieal Sepcifcation

 

Part Number

Description

1

Negative convergence copper bar

2

Detection unit

3

DC miniature circuit breaker

4

DC positive convergence output

5

DC negative convergence output

6

RS485 communication terminal (output point)

7

Grounding output point

8

Lightning protection device

9

Positive convergence copper

10

DC positive fuse holder and fuse (one fuse in series for each input) 16 circuits at most

11

DC negative fuse holder and fuse (one fuse in series for each input) 16 circuits at most

system diagram

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FAQ

    • 1.Installation power range?

      3kw-200kw

    • 2. Is there lightning protection?

    • 3. What is the highest usable altitude?