ULC 553
- Standard for the Installation of Smoke Alarms (CAN/ULC S553-14)
- standard by Underwriters Laboratories of Canada, 02/01/2014
- Category: ULC
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Requirements for the inspection, testing and maintenance of smoke alarms are referenced in CAN/ULC-S552, Standard for Inspection, Testing and Maintenance of Smoke Alarms.
This Standard does not cover systems incorporating residential fire warning systems. Requirements for these systems are referenced in CAN/ULC-S540, Standard for Residential Fire Warning and Life Safety Systems: Installation, Inspection, Testing and Maintenance. (Refer to Appendix A, Explanatory Material, Clause A1.3 and Appendix D, Smoke Detector with Sounder Base.)
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