1. IEC TR 60638:1979 Criteria for assessing and coding of the commutation of rotating electrical machines for traction

2. IEC 60618:1978/AMD2:1997 Amendment 2 - Inductive voltage dividers

3. IEC 60630:1994/AMD6:2009 Amendment 6 - Maximum lamp outlines for incandescent lamps

4. IEC 60621-3:1979/AMD1:1986 Amendment 1 - Electrical installations for outdoor sites under heavy conditions (including open-cast mines and quarries). Part 3: General requirements for equipment and ancillaries

5. IEC 60609-1:2004 Hydraulic turbines, storage pumps and pump-turbines - Cavitation pitting evaluation - Part 1: Evaluation in reaction turbines, storage pumps and pump-turbines

6. IEC 60609-2:1997 Cavitation pitting evaluation in hydraulic turbines, storage pumps and pump-turbines - Part 2: Evaluation in Pelton turbines

7. IEC 60614-2-2:1980/AMD1:1993 ED1 Amendment 1 - Specification for conduits for electrical installations - Part 2: Particular specification for rigid plain conduits of insulating materials

8. IEC 60614-2-1:1982/AMD1:1993 Amendment 1 - Specification for conduits for electrical installations. Part 2: Particular specifications for conduits. Section One: Metal conduits

9. IEC 60605-6:2007 Equipment reliability testing - Part 6: Tests for the validity and estimation of the constant failure rate and constant failure intensity

10. IEC 60615:1978 Terminology for microwave apparatus