D fuse DNR, Ifö Eco

Ifö Eco fast 500 V is an environmentally-friendly, lead and cadmium-free D-fuse for protecting cables. The fuse has high breaking ability, excellent selectivity, an optimized melting characteristics. The porcelain housing provides high thermal shock resistance and optimal thermal conductivity. The contacts are constructed with copper or copper alloys that provide high conductivity and low contact resistance. The contacts are nickel or silver plated for the best contact and low transient resistance.