Transformer (变压器) 1. IEC60076-1 Power transformers-Part 1:General. 2. IEC60076-2 Power transformers-Part2:Temperature rise for liquid-immersed transformers. 3. IEC60076-3 Power transformers-Part3:Insulation levels , dielectric tests and external clearances in air. 4. IEC60076-5 Power transformers-Part5:Ability to withstand short circuit. 5. IEC60076-11 Power transformers-Part11:Dry-type transformers.
Instrument transformers(互感器) 1. IEC61869-1Instrument transformers - Part 1:General requirements. 2. IEC61869-2 Instrument transformers - Part 2:Additional requirements for current transformers. 3. IEC61869-3 Instrument transformers - Part 3:Additional requirements for inductive voltage transformers. 4. IEC61869-4 Instrument transformers - Part 4:Additional requirements for combined transformers. 5. IEC61869-5 Instrument transformers - Part 5:Additional requirements for capacitor voltage transformers. High-voltage switchgear and controlgear(开关控制柜) 1. IEC 62771-1 High-medium voltage switchgear and controlgear. 2. IEC 62271-100 Alternating-current circuit-beakers. 3. IEC 62271-102 Alternating-current disconnectors and earthing switches. 4. IEC 62271-103 Switches for rated voltages above 1kV up to and including 52kV. 5. IEC 62271-104 Alternating-current switches for rated voltages higher than 52kV. 6. IEC 62271-105 Alternating current switch-fuse combinations for rated voltages above 1kV up to and including 52kV. 7. IEC 62271-106 Alternating-current contactor,contactor-based controllers and motor-starters.