BS 5253(1990) : 1990被替代
SPECIFICATION FOR ALTERNATING CURRENT DISCONNECTORS AND EARTHING SWITCHES
出版：British Standards Institution
专家解读视频
Applies to alternating current disconnectors and earthing switches intended for indoor and outdoor installation, for voltages above 1000 V and for service frequencies up to 60 Hz. Also covers operating devices of these disconnectors and earthing switches in enclosed switchgear and controlgear covered by IEC Publications 298: A.C. Metal-enclosed Switchgear and Controlgear for Rated Voltages Above 1 kV and up to and including 72.5 kV, 466: High Voltage Insulation-enclosed Switchgear and Controlgear and 517: High-voltage Metal-enclosed Switchgear for Rated Voltages of 72.5 kV and Above.
IEC 60129 : 3.0 - Identical
