Protection against overload and short-circuit in electric lines (type gG). Rated voltage up to 250V/600V; Rated current up to 200A; Working frequency 50Hz AC; Rated breaking capacity up to 10kA. Compliant with Gb13539.Cylindrical cap contacts for rated current up to 60A, and knife contacts for rated current up to 600A, Variable cross-section fuse element made from zinc alloy. Users can replace the burnt fuse element easily and use the fuse again. This products are round tube bolted fuses, which have the characteristics ofsmall size, high breaking capacity, resistance to current impact, and canwithstand high-strength mechanical vibration and impact, wide temperaturerange impact, and strong chemicalload, and are suitable for the road vehicleindustry Application, can be used for short circuit and backup protection ofelectric vehicle drive power system, power conversion system, energystorage and power system, frequency conversion controller, charger, wireand other vehicle devices and equipment.The models, dimensions, ratings are shown in Figures 5.1~5.2 and Tables 5.