LEADER 01547nam 2200373 450 001 9910135762803321 005 20231206190610.0 010 $a0-7381-1032-9 024 7 $a10.1109/IEEESTD.1980.81618 035 $a(CKB)3780000000089252 035 $a(NjHacI)993780000000089252 035 $a(EXLCZ)993780000000089252 100 $a20231206d1980 uy 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aANSI/IEEE Std C37.04-1979 $eIEEE Standard Rating Structure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis /$fInstitute of Electrical and Electronics Engineers 210 1$aPiscataway, NJ :$cIEEE,$d1980. 215 $a1 online resource (29 pages) 330 $aA 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. 517 $aANSI/IEEE Std C37.04-1979: IEEE Standard Rating Structure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis 606 $aShort circuits 606 $aSwitching circuits 615 0$aShort circuits. 615 0$aSwitching circuits. 676 $a621.31921 801 0$bNjHacI 801 1$bNjHacl 906 $aDOCUMENT 912 $a9910135762803321 996 $aANSI$92072434 997 $aUNINA