BS 7494-1:1991

Performance and testing of teleprotection equipment of power systems.-Specification for narrow-band command systems

BSI Group, 11/29/1991

Publisher: BS

File Format: PDF

$147.00$294.64

Description

Published:29/11/1991

Pages:40

File Size:1 file , 920 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

Applies to narrow-band single-signal and multisignal equipment for teleprotection. Also applies to voice frequency equipment which is used in connection with various telecommunication systems, such as power line carrier, radio link, rented circuits, leased or owned cables.

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

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