20kw Polycrystalline off grid solar power system

off grid solar power system 1.High sufficient feature and design 2.guaranteed +/-10% output power tolerance 3.Mono or Poly

 Characteristics of off grid solar power system

l,High and stable conversion efficienly based on over 4 years professional experience 2,High reliability with guaranteed +/-10% output power tolerance3,Proven materials,tempered front glass,and a sturdy anodized aluminum frame allow modules to operate reliably in multiple mountily configurations4,Combination of high efficicncy and attractive appearance

 

Quality and Safety

1,25 year 80%,10 year 90% power warranty 3 year power warranty2,ISO9001:2000 (Quality Management system) certified factory3,Product Quality warranty & products Liability Insurance to guarantee and user' benefits4,Certifications TUV Intercert, CE

 

ELECTRICAL CHARACTERISTICS
Model Number		KM(P)230	KM(P)235	KM(P)240	KM(P)245	KM(P)250
Maximum Power as per STC	Pmax(W)	230	235	240	245	250
Power Tolerance	%	±3%
Maximum Power Voltage	Vm(V)	30.48	30.6	30.66	30.98	31.29
Maximum Power Current	Im(A)	7.6	7.68	7.83	7.91	7.99
Open Circuit Voltage	Voc(V)	36.6	36.72	36.84	37.38	37.5
Short Circuit Current	Isc(A)	8.17	8.23	8.32	8.42	8.5
Maximum System Voltage	VDC	1000
Cell Efficiency	%	15.8	16.1	16.4	16.8	17.1
Module Efficiency	%	14.1	14.4	14.7	15.0	15.3
Cells per Module	Pcs	60
Cell Type		Polycrystalline silicon
Cell Size	mm	156 x 156
Bypass Diodes	Pcs	12Amp, 6 pcs
Max. Series Fuse Rating	A	15A
Temperature coefficient of Isc	%/°C	0.05
Temperature coefficient of Voc	%/°C	-0.35
Temperature coefficient of power	%/°C	-0.47
NOCT- Nominal operating cell temperature	°C	47 ± 2
Operating Temperature	°C	-40 ~ +85
MECHANICAL CHARACTERISTICS
Dimensions	mm	1650 x 990 x 50
Weight	Kg	19.8
Type of Junction Box		TUV certified, IP65
Cable Type, Diameter		TUV certified, 4mm2, 90 cm in length
Connector		compatible to Type 4 (MC4)
Tempered Glass		3.2 mm, high transmission, low iron

20kw Polycrystalline off grid solar power system