DIY 500W Off-Grid Solar Home System

Model type:

LS-250W

Peak power(Pmax):

250W

Cell Efficiency:

17.04%

Maximum power voltage(Vmp):

36.5V

Maximum power current(Imp):

7.95A

Open circuit voltage(Voc):

44.5V

Short circuit current(Isc):

8.45A

Power tolerance:

+3% or -3%

Maximum system voltage:

1000V

Series fuse rating(A):

15

Number of bypass diode

3/6

Cable:

LAPP(4 mm2)

Lengths:

900mm(-) and 900mm(+)

Connector:

MC Plug Type IV

Battery

Container/Cover:

Made of UL94HB and UL 94V-0 ABS Plastic;

Negative Plates:

Use the special PbCa alloy grids optimize the recombination efficiency   and less gassing;

Separator:

High quality AGM separator;

Positive Plates:

PbCa grids minimize corrosion and prolong life;

Terminal Post:

Cooper material with maximum conductivity enhance the high current   rapidly;

Vent Valve:

Allows the release of excess gas automatically for safety;

Nominal Voltage(V):

12V

Rated Capacity(Ah):

200Ah

Inverter

Input

 Rated capacity(W):

500W

Commercial Power range(VAC):

160-260VAC

Output

AVR voltage range(VAC):

100/110/120/127/220/230±10% (  Auto-sensing)

Transfer time:

<4ms

Battery

 DC Voltage:

12/24VDC

Input

Frequency (Hz):

45-65

Output

 Waveform

Pure sine wave

Frequency

50Hz/60Hz±0.5%

protection

overload

Input/output over high or low protecting;low battery protecting;surge   and pike-currents protecting; overload protecting 100%-120% 30sec; >120%   100ms; >150%, 50ms output short circiut<150ms

Battery

TYPE

   Sealed, maintenance-free lead acid

Recharge current

    15A Maximum

Battery protection

Automatic self-test, discharge protection, over-chargeing protected,   smart management system. 

Controller

Rated charging current

30A

Rated load current

20A

System voltage

12V/24V AUTO

Solar input

<50VDC

360Wp/12V;750Wp/24V

Overload, short circuit protection

1.25 times the rated current 60sec times the rated current for 5 seconds   overload protection actions. ≥ 3 times the rated current short-circuit   protection action

No-load loss

≤15 mA

Charging circuit voltage drop

Not more than 0.26V

Discharge circuit voltage drop

Not more than 0.15V

Overvoltage protection

17V,×2/24V;

Working temperature

technical grade:-35°Cto +55°C;

Boost charging voltage

14.6V;×2/24V; (hold time:30min)(only when there is a discharge call)

Direct charge voltage

14.4V; ×2/24V; (hold time:30min)

Floating charging

13.6V; ×2/24V;(hold time: until reduce to charging return voltage   action)

Charging return voltage

13.2v; ×2/24V;

Temperature  compensatio

- 5 mv / °C / 2 v (ascension, direct charging, floating, charging to   return to voltage compensation);

Undervoltage voltage

12.0V; ×2/24V;

Discharge voltage

11.1 V - discharge rate compensation correction of the initial discharge   voltage (no-load voltage); × 2/24 v;

Discharge to return to voltage

12.6V;×2/24V;

Control mode

Charging for PWM pulse width modulation

No

Name

Spec

QTY

1

Solar panel

250W Polycrystalline   silicon

2 pieces

2

Controller

12V50A

1 set

3

Battery

12V/100AH

1 set

4

Inverter

500W

1 set

5

Bracket

Aluminum and steel

1 set

6

Cable

The Length depend one client's requirement

1 set

Packaging: All parts will be in one wooden box .