ULC 525
- Audible Signaling Devices for Fire Alarm and Signaling Systems, Including Accessories (CAN/ULC-S525:2016)
- standard by Underwriters Laboratories of Canada, 01/01/2016
- Category: ULC
$219.00
$110.00
This Standard covers requirements for audible signaling devices, such as electrically operated bells, sirens, and horns, rated at 300 V or less, for oridnary (non-hazardous or non-corrosive) indoor/outdoor installations in accordance with the following:
a) In Canada: CAN/ULC-S524, Standard for Installation of Fire Alarm Systems; CSA C22.1, Canadian Electrical Code, Part I; and
b) In the United States: NFPA 72, National Fire Alarm Code
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