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181   $ctxt$2rdacontent
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200 10$aANSI/IEEE Std C37.30-1971 $eAmerican National Standard Definitions and Requirements for High-Voltage Air Switches, Insulators, and Bus Supports /$fInstitute of Electrical and Electronics Engineers
210  1$aPiscataway, NJ :$cIEEE,$d1970.
215   $a1 online resource (20 pages)
330   $aSuperseded. Required ratings and constructional requirements for switches above 1000 V are described.
517   $aANSI/IEEE Std C37.30-1971: American National Standard Definitions and Requirements for High-Voltage Air Switches, Insulators, and Bus Supports
606   $aElectric circuit-breakers
606   $aElectric switchgear
615  0$aElectric circuit-breakers.
615  0$aElectric switchgear.
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