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IEC 60839-5-6:1991

IEC 60839-5-6:1991

$7.15

Alarm systems – Part 5: Requirements for alarm transmission systems – Section 6: Requirements for voice communicator systems using the public switched telephone network

Published By Publication Date Number of Pages
IEC 1991-05-03 20
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Specifies the requirements for voice communicator systems using the public switched telephone network which are additional to those specified in IEC 60839-5-1 and IEC 60839-5-2. Covers switched connections providing event driven signalling between an alarm system and a remote centre.

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IEC 60839-5-6:1991
$7.15