ULC 541

Speakers for Fire Alarm Systems, Including Accessories (CAN/ULC S541-07)

Underwriters Laboratories of Canada , 02/28/2007

Publisher: ULC

File Format: PDF

$97.00$194.64

Description

Standard By:Underwriters Laboratories of Canada , 02/28/2007

Published:02/28/2007

These requirements apply to speakers, rated at 300 V or less, for fire-protective signalling service and intended for indoor and/or outdoor installation in accordance with CSA C22.1 Canadian Electrical Code, Part I, Safety Standard for Electrical Installations; and CAN/ULC S524, Installation of Fire Alarm Systems. Refer to CAN/ULC-S525, Audible Signal Devices for Fire Alarm Systems, Including Accessories, for requirements pertaining to audible signal devices.This Standard also covers protective covers and other accessories used with speakers for fire alarm systems.