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About This Item

 

Full Description

These relays have their operating time dependent or independent of the input energizing quantity. Thermal electrical relays are excluded.

Cross References:
IEC 60050
IEC 60255
EN 60255
IEC 60255-6:1988
EN 60255-6:1994
EN 60255-6/Corr.:1995
IEC 60255-8:1990
EN 60255-8:1998
 

Document History

  1. BS EN 60255-27:2014


    Measuring relays and protection equipment-Product safety requirements

    • Most Recent
  2. BS 11/30250287 DC


    BS EN 60255-27. Measuring relays and protection equipment. Part 27. Product safety requirements

    • Historical Version
  3. BS EN 60255-27:2005


    Measuring relays and protection equipment-Product safety requirements

    • Historical Version
  4. BS EN 60255-5:2001


    Electrical relays-Insulation coordination for measuring relays and protection equipment. Requirements and tests

    • Historical Version
  5. BS EN 50263:2000


    Electromagnetic compatibility (EMC). Product standard for measuring relays and protection equipment

    • Historical Version
  6. BS EN 60255-3:1998

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    Electrical relays-Single input energizing quantity measuring relays with dependent or independent time

    • Historical Version
  7. BS EN 60255-8:1998


    Electrical relays-Thermal electrical relays

    • Historical Version
  8. BS EN 60255-6:1995


    Electrical relays-Measuring relays and protection equipment

    • Historical Version
  9. BS 142-2-2.2:1990


    Electrical protection relays. Requirements for the principal families of protection relays-Specification for general requirements for measuring relays used for protection

    • Historical Version
  10. BS 142-2-2.2:1982


    Electrical protection relays. Requirements for the principal families of protection relays-Specification for general requirements for measuring relays used for protection

    • Historical Version
  11. BS 5992-3:1980


    Electrical relays-Specification for the insulation testing of electrical relays

    • Historical Version