01545nam 2200373 450 99627956240331620231206190610.00-7381-1032-910.1109/IEEESTD.1980.81618(CKB)3780000000089252(NjHacI)993780000000089252(EXLCZ)99378000000008925220231206d1980 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierANSI/IEEE Std C37.04-1979 IEEE Standard Rating Structure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis /Institute of Electrical and Electronics EngineersPiscataway, NJ :IEEE,1980.1 online resource (29 pages)A rating structure for AC high-voltage circuit breakers rated on a symmetrical current basis is established. The rating structure applies to indoor and outdoor types of AC high-voltage circuit breakers rated above 1000 V. Service conditions, construction, and nameplate markings are also considered.ANSI/IEEE Std C37.04-1979: IEEE Standard Rating Structure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current BasisShort circuitsSwitching circuitsShort circuits.Switching circuits.621.31921NjHacINjHaclDOCUMENT996279562403316ANSI2072434UNISA