Standards

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High-voltage switchgear and control gear - Part 203 : Gas-insulated metal - enclosed switchgear for rated voltages above 52 kV

This standard specifies requirements for gas-insulated, metal-enclosed switchgear in which the insulation is obtained, at least partly , by an insulting gas other than air at atmospheric pressure, for alternating current of rated voltage above 52 kV, for indoor and outdoor installation, and for services frequencies up to and including 60 Hz.

Electrical Codes Adoption by Endorsement

GYS IEC 62271-203 - 2003

GYD 0 137 pages