Specifies requirements for factory-assembled insulation enclosed switchgear and controlgear for alternating current of rated voltages above 1 kV and up to and including 38 kV for indoor installation, and for service frequencies up to and including 60 Hz.
WITHDRAWN
IEC 60466:1974 ED1
99.60
Withdrawal effective
Nov 19, 2016
WITHDRAWN
IEC 60466:1974/AMD1:1977 ED1
WITHDRAWN
IEC 60466:1974/AMD2:1978 ED1
WITHDRAWN
IEC 60466:1974/AMD3:1979 ED1
WITHDRAWN
IEC 60466:1987 ED2