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IEC 60839-5-4 Ed. 1.0 b PDF
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Alarm systems – Part 5: Requirements for alarm transmission systems – Section 4: Alarm transmission systems using dedicated alarm transmission paths
| Published by | Publication Date | Number of Pages |
| IEC | 05/03/1991 | 13 |
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IEC 60839-5-4 Ed. 1.0 b – Alarm systems – Part 5: Requirements for alarm transmission systems – Section 4: Alarm transmission systems using dedicated alarm transmission paths
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.
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