opti-solar Sp4000 Premium, User Manual

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11
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
2
) AWG no.
4 12
Recommended Panel Configuration
Solar Panel
Spec.
(reference)
- 250Wp
- Vmp: 36.7Vdc
- Imp: 6.818A
- Voc: 44Vdc
- Isc: 7.636A
- Cells: 72
SOLAR INPUT
Q'ty of
panels
Total
Input
Power
Numbers in serial Strings in parallel
12 1 12pcs 3000W
10 2 22pcs 5000W
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.
CAUTION: Never directly touch terminals of the inverter. It will cause lethal electric
shock.