Longi Hi-MO 7 LR8-66HGD 620M – 620W Bifacial PV Module (Silver Frame)
The LONGi Hi-MO 7 LR8-66HGD 620M is a high-performance bifacial PV module designed for utility power plants, featuring HPDC cell technology, low degradation, and dual-glass construction.
Key Specifications
• Manufacturer – LONGi
• Series – Hi-MO 7
• Model – LR8-66HGD-620M
• Rated Power (Pmax, STC) – 620 W
• Rated Power (Pmax, NOCT) – 471.9 W
• Open Circuit Voltage (Voc, STC) – 47.76 V
• Open Circuit Voltage (Voc, NOCT) – 45.68 V
• Short Circuit Current (Isc, STC) – 16.05 A
• Short Circuit Current (Isc, NOCT) – 12.97 A
• Voltage at Pmax (Vmp, STC) – 40.51 V
• Voltage at Pmax (Vmp, NOCT) – 38.55 V
• Current at Pmax (Imp, STC) – 15.31 A
• Current at Pmax (Imp, NOCT) – 12.24 A
• Module Efficiency (STC) – 23.0%
• Power Tolerance – 0~3%
• Bifaciality – 80±5%
• Max System Voltage – DC1500V (IEC/UL)
• Max Series Fuse Rating – 35A
• Operating Temperature – -40°C to +85°C
• NOCT – 45±2°C
• Power Degradation (Year 1) – <1%
• Power Degradation (Year 2–30) – 0.4%
• Temperature Coefficient of Isc – +0.045%/°C
• Temperature Coefficient of Voc – -0.230%/°C
• Temperature Coefficient of Pmax – -0.280%/°C
• Cell Orientation – 132 (6×22)
• Junction Box – IP68, three diodes
• Output Cable – 4mm², 400mm + 1400mm (length can be customized)
• Glass – Dual glass, 2.0+2.0mm heat strengthened glass
• Frame – Anodized aluminum alloy frame (Silver Frame)
• Dimensions – 2382 × 1134 × 30 mm
• Weight – 32.2 kg
• Mechanical Load (Front) – 5400 Pa
• Mechanical Load (Rear) – 2400 Pa
• Hailstone Test – 25mm hailstone at the speed of 23m/s
• Packaging – 36 pcs per pallet / 144 pcs per 20' GP / 720 pcs per 40' HC
