The HP15M photovoltaic (PV) fuse is a 10x85 mm fuse designed specifically for the protection of PV string wiring in 1500 VDC utility scale photovoltaic systems. With a minimum breaking capacity capability of 1.35xIn, this fuse ensures safe circuit interruption even under low fault current conditions commonly found in PV arrays. It is suitable for all photovoltaic applications, including PV string/array level protection.