Specifies requirements for gas-insulated, metal-enclosed switchgear in which the insulation is obtained, at least partly, by an insulating gas other than air at atmospheric pressure, for alternating current of rated voltages above 52 kV, for indoor and outdoor installation, and for service frequencies up to and including 60 Hz.
IEC 62271-203 Ed. 1.0 b:2003 History
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IEC 62271-203 Ed. 1.0 b:2003
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