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Standard 634, Edition 9

Standard for Connectors and Switches for Use with Burglar-Alarm Systems

UL CSDS Proposal
Standard 634, Edition 9 Edition Date: March 09, 2012
Summary of Topics b0634_9_20120309_sum.html

Subject 634

Bulletin Dated: March 9, 2012

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Connectors and Switches for Use with Burglar-Alarm Systems, UL 634, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Revision of Marking Instructions

2. For Preliminary Review Only: Requirements for High Security Burglar Alarm Switches

Back to Standard 634, Edition 9

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