EDISON (division of Eaton/Bussmann Fuse) Dual Element Time Delay Fuses allow sizing of 125% FLA for motor backup protection and provide overload and current limiting short-circuit protection for AC power distribution systems mains and branch feeder circuits. ECNR (250V) fuses are a direct replacement for Bussmann FRNR, Gould/Ferraz TR,TRNR, Littelfuse FLNR, Cefco CRNR and Economy ECNR.
ECSR (600V) fuses are a direct replacement for Bussmann FRSR, Gould/Ferraz TRS, TRSR, Littelfuse FLSR,IDSR, Cefco NRSR and Economy ECSR