... 1. Name: Gear switch box GSM 2. Current Rating: 20 to 800A GSM Gear Switch box:Rated current: 20, 32, 63 ... , 100, 200, 315, 400, 630 and 800AShort time withstand current ... moving contact assemblies to facilitate wiring.Specification: Unit Short time withstand current (r.m.s amps ... GSM Gear Switch box