ULC-S541-99
1. SCOPe
1.1 These requirements apply to speakers, rated at 300 volts or less, for
fire-protective signalling service and intended for indoor and/or outdoor
installation in accordance with the Canadian Electrical Code, Part I, and the
Standard for the Installation of Fire Alarm Systems, CAN/ULC-S524. For
requirements pertaining to audible signal devices, refer to ULC-S525, Standard
for Audible Signal Devices for Fire Alarm Systems.
1.2 These requirements apply to speakers for use in ordinary (non-hazardous)
indoor locations and outdoor locations.
1.3 Speakers for use in hazardous locations shall comply with the requirements
of this Standard and the applicable requirements of the Canadian Electrical
Code with respect to the location hazard.
1.4 Each speaker (or product) as defined by this Standard is a speaker
assembly suitable for separate installation as a component of a fire alarm
system.
1.5 A supplementary visual signal, incorporated as part of an audible signal
device which is intended for fire alarm application, is covered by the
applicable requirements in the Standard for Visual Signal Appliances,
CAN/ULC-S526, in addition to the requirements of this Standard.
SDO:
ULC
Language:
English
ICS Codes:
13.220.20;
13.320
Status:
Withdrawn
Publish date:
1999-06-29
Standard Number:
ULC-S541-99