M640-HJT-BD

* An impressive output power of 640W

* Bifacial efficiency up to 90%

* A 25% additional power generation capacity from the rear side

* Innovative half-cut cell technology with minimum power dissipation.

* Annual degradation below 0.3% on average from the second year through the thirty years

* At least 5% higher in power output than P-type modules after 25 years

SPECIFICATION

ELECTRICAL	CHARACTERISTICS
Model/M640-HJT-BD	640W
Testing Condition: STC Maximum Power (Pmax/W)	640
Operating Voltage (Vmpp/V)	38.35
Operating Current (Impp/A)	16.69
Open-Circuit Voltage (Voc/V)	45.65
Short-Circuit Current (Isc/A)	17.50
Module Efficiency (%)	22.61

STC: lrradiance 1000W/m², Spectra at AM1.5, Cell Temperature 25°C

Power Output Tolerance: 0~+5W,Test Uncertainty for Pmax: ±3%

MECHANICAL	CHARACTERISTICS
Solar Cell	HJT 210x105mm
No.of Cells	120 (2x60)
Module Dimensions	2172x1303x33mm (85.51x51.30x1.30 inches)
Weight	34.9kg
Front Glass	2.0mm AR Coating Semi-tempered Glass
Back Glass	2.0mm Glazed Semi-tempered Glass
Frame	Anodized Aluminium Alloy
Junction Box	IP68, 3 Bypass Diodes
Output Cables	4mm², 300mm(+)/300mm(-) or Customized Length
Connectors	MC4

TEMPERATURE	CHARACTERISTICS
Temperature Coefficient of Pmax	-0.26%°C
Temperature Coefficient of Voc	-0.22%°C
Temperature Coefficient of Isc	+0.047%°C
Nominal Module Operating Temperature (NOCT)	42±2°C

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