IEC 60839-5-4 Ed. 1.0 b:1991

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Specifies the requirements for alarm transmission systems using dedicated alarm transmission paths which are additional to those specified in IEC 60839-5-1 and IEC 60839-5-2. Covers dedicated connections providing signalling continuity between an alarm system and the presentation of alarm system information at an alarm receiving centre.

Product Details

Edition:

1.0

Published:

05/03/1991

Number of Pages:

13

File Size:

1 file , 560 KB