IEC 60076-2 Power transformers - Part 2: Temperature rise for liquid-immersed transformers
IEC 60076-4 Power transformers - Part 4: Guide to the lightning impulse and switching impulse testing; Power transformers and reactors
IEC 60076-5 Power transformers - Part 5: Ability to withstand short circuit
IEC 60085 Electrical insulation - Thermal evaluation and designation
IEC 60137 Insulated bushings for alternating voltages above 1 000 V (Edition 7.0)
IEC 60183 Guidance for the selection of high-voltage A.C. cable systems
IEC 60228 Conductors of insulated cables*， 2023-12-11 Update
IEC 60255-21-3 Electrical relays; part 21: vibration, shock, bump and seismic tests on measuring relays and protection equipment; section 3: seismic tests
IEC 60296 Fluids for electrotechnical applications – Mineral insulating oils for electrical equipment*， 2020-06-26 Update
IEC 60502-1 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1,2 kV) up to 30 kV (Um = 36 kV) - Part 1: Cables for rated voltages of 1 kV (Um = 1,2 kV) and 3 kV (Um =*， 2021-02-09 Update
IEC 60947-3:2008 Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
IEC 61427-2 Secondary cells and batteries for renewable energy storage - General requirements and methods of test - Part 2: On-grid applications
IEC 61439-1 Corrigendum 2 — Low-voltage switchgear and controlgear assemblies — Part 1: General rules*， 2023-09-29 Update
IEC 61724-1 Photovoltaic system performance - Part 1: Monitoring*， 2021-07-21 Update
IEC 61936-1 Power installations exceeding 1 kV AC and 1,5 kV DC - Part 1: AC*， 2021-07-07 Update
IEC 62109-1 Safety of power converters for use in photovoltaic power systems - Part 1: General requirements
IEC 62109-2 Safety of power converters for use in photovoltaic power systems - Part 2: Particular requirements for inverters
IEC 62305-2 Protection against lightning - Part 2: Risk management
IEC 62446-1 Photovoltaic (PV) systems - Requirements for testing, documentation and maintenance - Part 1: Grid connected systems - Documentation, commissioning tests and inspection
IEC 62446-2 Photovoltaic (PV) systems - Requirements for testing, documentation and maintenance - Part 2: Grid connected systems - Maintenance of PV systems*， 2020-03-18 Update