Guidance for determination of clearances, creepage distances and requirements for solid insulation for equipment with a rated voltage above 1 000 V AC and 1 500 V DC, and up to 2 000 V AC and 3 000 V DC— 30 стр.
High-voltage switchgear and controlgear - Part 104: Alternating current switches for rated voltages of 52 kV and above (IEC 62271-104:2009) (english version)