Item

Model

Quantity

Remark

1

PV Module

250W

12 Pcs

3 panels in series and 4 X in parallel

2

PV Inverter

5KVA

1 Pcs

MPPT solar charge controller and off-grid inverter

3

PV Combiner Box

CB3A

1 Pcs

8 Pcs fuses, 1Pcs DC breaker and 1Pcs surge protective device

4

Battery Bank

B200

1 Pcs

4 pure GEL 200AH batteries in series and a DC breaker

5

AC Breaker

230/400V 63A

2 Pcs

One is used in the grid side and the other one is used in AC load side　

6

Connecting Wires

The user need buy wires by oneself. 
For the minimum wire gauge and wiring, please check the system configuration picture

AC Loads Item

Power [W]

Quantity

Consumption Time [H]

Several AC loads is used in one day without the grid

1

LED Saving Bulb

30W

3

8h

This consumption time is the working time of house-hold application under the condition that the battery is on a fully charge and its discharge depth is 80%. Ac-cording to common home day need for electricity, the user can use several household appliances at the same time and distribute respective working time to require own need. For example: the user may distribute electricity for one day need according to the hours in the left column. The consumption time is just for reference.