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AS/NZS 60137:2020 Insulated bushings for alternating voltages above 1000 V (IEC 60137:2017 (ED.7.0) MOD)
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This Standard adopts IEC 60137:2017 with modifications for Australia and New Zealand, which specifies the characteristics and tests for insulated bushings.This Standard is applicable to bushings, as defined in Clause 3, 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.