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Cell	Mono/poly-crystalline silicon solar cells 125mm×125mm
No. of cells and connections	72 (6×12)
Dimension of module	1580×808×50(mm)
Weight	16.5 kg

Characteristics

Model	OP-180W	OP-175W	OP-170W
Open circuit voltage (Voc)	43.6 V	43.2 V	43.2 V
Optimum operating voltage (Vmp)	34.8 V	34.4 V	34.4 V
Short circuit current (Isc)	5.68 A	5.60A	5.43 A
Optimum operating current (Imp)	5.17 A	5.09 A	4.94 A
Maximum power at STC (Pm)	180 Wp	175 Wp	170 Wp

STC : 1000W/㎡, 25℃, AM1.5
Limits

Operating temperature	-40 to +85℃
Maximum system voltage	1000 V DC

Temperature and Coefficients

NOCT	48℃±2℃
Current temperature coefficient	﹪/K	0.06±0.01
Voltage temperature coefficient	mV/K	-(155±10)
Power temperature coefficient	﹪/K	-(0.5±0.05)