opti-solar Sp4000 Premium User Manual page 13

negative pole (-) of PV input connector.
WARNING! It's very important for system safety and efficient operation to use
appropriate cable for PV module connection. To reduce risk of injury, please
use the proper cable size recommended below.
Conductor cross-section (mm
4
CAUTION: Never directly touch terminals of the inverter. It will cause lethal electric
shock.
CAUTION: Do NOT touch the inverter in case of electric shock. When PV modules are
exposed to sunlight, it may generate DC voltage to the inverter.
Recommended Panel Configuration
Solar Panel
Spec.
(reference)
- 250Wp
- Vmp: 36.7Vdc
- Imp: 6.818A
- Voc: 44Vdc
- Isc: 7.636A
- Cells: 72
2
) AWG no.
12
SOLAR INPUT
Numbers in serial
12
10
Strings in parallel
1
2
11
Total
Q'ty of
Input
panels
Power
12pcs 3000W
22pcs 5000W