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British Standards: BS7494-1:1991

Standard No BS7494-1:1991
Title of Standard Performance and testing of teleprotection equipment of power systems. Specification for narrow-band command systems
ISBN 058020127 9
Date of Publication 29/11/91
Approx Pages 44
Description Electric power systems, Electric power networks, Telecommunication, Telecommunication systems, Communication equipment, Performance, Voltage, Environment (working), Electrical tolerances, Definitions, Interfaces, Performance testing, Performance, Electric
Cross references BS 4727:Part 1:Group 02, BS 5992:Part 3, IEC 50(448), IEC 60, IEC 68, IEC 255-4, IEC 255-5, IEC 495, IEC 663
International Equiv (If Applicable ) IEC 60834-1:1988
Replaces Standards :
Replacement Notes
Now Replaced By
Replaced by Notes
Committee Ref PEL/57

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