Mersen introduces the first UL 2579 listed dedicated PV fuses with its Helio Protection fuse line

Mersen (formerly Ferraz Shawmut) is proud to announce the release of the industries first UL 2579 Listed range of dedicated photovoltaic (PV) fuses. Within the Helio Protection brand, Mersen introduces three new fuse lines; HP6M, HP10M and HP6J designed to provide superior overcurrent protection at the combiner box and inverter levels. The new series will cover applications ranging from 1 to 400A, 600VDC and 1000VDC. The enhanced fuse construction of the Helio Protection series makes it ideal for continuous temperature and current cycling withstand adding to system longevity. Low minimum breaking capacity capabilities of 1.35 times the fuse rated current value allows for safe circuit interruption under typical low fault current conditions produced by PV arrays. Protect your off-grid or grid tied PV system from unexpected ground faults and line faults using the Helio Protection fuse line.