Mersen NRN Series Mersen NRN (250V) and NRS (600V) fuses are standard non-time delay fuses, with a 10kA short circuit rating. 250 Volt NRN15 through NRN60 fuses are certified as Type “P” fuses, satisfying the Canadian Electrical Code for low melting-point non-time delay fuses. Also qualifying for Type “P” are OTN15 through OTN60, which are Class K-5 fuses with a 50kA short circuit rating (found in the OT/OTS section of this catalog). Other Names: NRN100, NRN 100 Amp, NRN-100, NRN 100A, NRN100A, NRN-100A, NRN 100 Manufacturer Mersen Ampere 100A Voltage Rating 250V Interrupt Rating 10 kA Speed Non-Time Delay Class Class H Approvals UL and CSA Datasheet Product Specifications Item Weight 0.29 lb Other names NRN100, NRN 100 Amp, NRN-100, NRN 100A, NRN100A, NRN-100A, NRN 100