Speakers for Fire Alarm and Signaling Systems, Including Accessories

Standards Development Organisation:

ULC Standards

Contact Information:

ULC Standards Normes ULC

Working Program:

View the ULC work program

Designation Number:

CAN/ULC-S541

Standard Type:

National Standard of Canada - Domestic

Standard Sub-Type

Bi-National

Standard Development Activity:

New Edition

ICS code(s):

13.220.20; 13.320

Status:

Proceeding to development

SDO Comment Period Start Date:

2020-09-09

SDO Comment Period End Date:

2020-09-30

Posted On:

2020-09-01

Scope:

These requirements apply to speakers, rated at 300 V or less, for fire alarm and signaling systems intended for

indoor and/or outdoor installation:
use in ordinary (non-hazardous or non-corrosive) indoor and outdoor locations
use in hazardous or corrosive locations
in accordance with CSA C22.1, Canadian Electrical Code, Part I, Safety Standard for Electrical Installations; and with CAN/ULC S524, Standard for Installation of Fire Alarm Systems.

Project need:

Development of a new fifth edition of CAN/ULC-S541 – ANSI/UL 1480 that will include updated requirements for waking effectiveness, abnormal operation and burnout tests, power v. voltage evaluation, directional characteristics, and other miscellaneous clarifications.

Note: The information provided above was obtained by the Standards Council of Canada (SCC) and is provided as part of a centralized, transparent notification system for new standards development. The system allows SCC-accredited Standards Development Organizations (SDOs), and members of the public, to be informed of new work in Canadian standards development, and allows SCC-accredited SDOs to identify and resolve potential duplication of standards and effort.

Individual SDOs are responsible for the content and accuracy of the information presented here. The text is presented in the language in which it was provided to SCC.