IEC 60742:1983
IEC 60742:1983

IEC 60742:1983

January 1983
International standard Cancelled

Isolating transformers and safety isolating transformers. Requirements

Applies to stationary or portable, single-phase or polyphase, air-cooled isolating and safety isolating transformers, associated or otherwise, having a rated supply voltage not exceeding 1000 V alternating current and 1000 V unsmoothed direct current and rated frequency not exceeding 500 Hz.Has the status of a group safety publication in accordance with IEC Guide 104.

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Main informations

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International IEC standards

Publication date

January 1983

Number of pages

202 p.

Reference

IEC 60742:1983

ICS Codes

29.180   Transformers. Reactors

Print number

1
Sumary
Isolating transformers and safety isolating transformers. Requirements

Applies to stationary or portable, single-phase or polyphase, air-cooled isolating and safety isolating transformers, associated or otherwise, having a rated supply voltage not exceeding 1000 V alternating current and 1000 V unsmoothed direct current and rated frequency not exceeding 500 Hz. Has the status of a group safety publication in accordance with IEC Guide 104.
Replaced standards (1)
IEC 60147-0D:1974
IEC 60147-0D:1974
January 1974
International standard Cancelled
Supplement D - Essential ratings and characteristics et semiconductor devices and general principles of measuring methods - Part 0: General and terminology

Standard replaced by (1)
IEC 61558-1:1997
IEC 61558-1:1997
March 1997
International standard Cancelled
Safety of power transformers, power supply units and similar - Part 1: General requirements and tests

Deals with all aspects of safety (such as electrical, thermal and mechanical) of: a) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) isolating and safety isolating transformers; b) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) separating transformers, auto-transformers, variable transformers and small reactors. Has the status of a group safety publication in accordance with IEC Guide 104. This part 1 replaces Chapter I of IEC 60742 and IEC 60989.

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