KS C IEC 60255-21-2-2002(2022) Electrical relays — Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment —Section Two: Shock and bump tests
2002KS C IEC 60255-21-2:2002 Electrical relays-Part 21:Vibration, shock, bump and seismic tests on measuring relays and protection equipment-Section Two:Shock and bump tests