Historical
IEC 60137 Ed. 5.0 b:2003
Insulated bushings for alternating voltages above 1000 V
Specifies the characteristics and tests for insulated bushings intended for use in electrical apparatus, machinery, transformers, switchgear and installations for three-phase alternating current systems, having highest voltage for equipment above 1 000 V and power frequencies of 15 Hz up to and including 60 Hz. Special requirements and tests for transformer bushings in this standard apply also to reactor bushings.
CONTENT PROVIDER
International Electrotechnical Commission [iec]
International Electrotechnical Commission [iec]
