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About This Item

 

Full Description

Covers fixed, single-phase, air-cooled safety isolating transformers up to 250 V a.c., 500 Hz and 100 VA for domestic short-period sound signalling.

Replaces the dual numbered standard BS EN 60742:1996, BS 3535-1:1996.
 

Document History

  1. BS EN 61558-2-8:2010


    Safety of transformers, reactors, power supply units and combinations thereof-Particular requirements and tests for transformers and power supply units for bells and chimes

    • Most Recent
  2. BS EN 61558-2-8:1999

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    Safety of power transformers, power supply units and similar-Particular requirements for bell and chime transformers

    • Historical Version
  3. BS 3535-2:1990


    Isolating transformers and safety isolating transformers-Specification for transformers for reduced system voltage

    • Historical Version
  4. BS EN 60742:1996


    Isolating transformers and safety isolating transformers. Requirements

    • Historical Version
  5. BS 3535-1:1990


    Isolating transformers and safety isolating transformers-General requirements

    • Historical Version
  6. BS 4435-1:1969


    Specification for power supply units for extra low voltage output-Units for indoor use

    • Historical Version
  7. BS 3052:1958


    Specification. Electric shaver supply units

    • Historical Version
  8. BS 3535:1962


    Specification for safety isolating transformers for industrial and domestic purposes

    • Historical Version