Key Features

Benefits

• High module output per panel for reducing array count in some designs
• Bifacial construction can capture additional rear-side generation where mounting conditions support it
• Dual-glass construction and IP68 junction box support outdoor PV installation
• High mechanical load ratings are relevant for exposed site conditions
• DC1500V system rating supports modern string design

Technical Summary

LONGi LR7-72HGD-610M is a 144-cell bifacial PV module rated at 610W STC and 446.4W NOCT. Key electrical values include Voc 52.44V, Isc 14.65A, Vmp 44.34V and Imp 13.76A. The module efficiency is 22.6%, with power tolerance of 0~3%. Operating temperature range is -40°C to +85°C, maximum system voltage is DC1500V, and maximum series fuse rating is 30A.

Installation Notes

Maximum system voltage is DC1500V (IEC/UL). Maximum series fuse rating is 30A. Output cable is 4mm², with standard lead lengths of +400, -200mm and custom +1400mm length available. The module is rated for -40°C to +85°C operation.

Efficiency

Module efficiency is 22.6%, with maximum module efficiency stated as 23.0% in the source material. First year power degradation is <1%, followed by 0.40% per year from years 2 to 30. Temperature coefficient of Pmax is -0.280%/°C.