Bussmann NON-200 200 Amp One-Time Blade Fuse Non-Current Limiting Class H, 250V UL Listed Protect lighting, heating, and other circuits not subject to temporary surges and where available short-circuit currents are relatively low ONE-TIME fuses do not have a time delay feature and thus should not be specified in circuits where large transients or motor overloads occur For general purpose circuits, size at ampere rating of circuit For motor circuits, size at 300% to 400% UL Listed - 250Vac: Class H (65-600A), Std. 248-6