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ENA TS 50-18-4:1989
Design And Application Of Ancillary Electrical Equipment - Part 4: Interposing Relays, Small Contactors, Indicating Lamps And Alarms

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General Product Information

Document Type Standard
Status Superseded
Publisher:    Energy Networks Association (UK)
Superseded By:
ENA TS 50-18:2008
ESI 12-2:1970

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Covers requirements for electrical ancillaries supplied for transmission and distribution contracts, and for generation switchgear and electrical plant contracts.


ISSUE 1 1989

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