Red Line
December 14, 2016
UL 1278
UL Red Line
Edition 4
Published Date: December 14, 2016
Last Revision: March 08, 2024
Scope
012780-000000-0000001 Scope
1.1 These requirements cover movable and wall- or ceiling-hung electric room-heating equipment rated 600 volts or less to be employed in ordinary locations in accordance with the National Electrical Code, ANSI/NFPA 70.
1.2 These requirements do not cover fixed heaters, location-dedicated heaters, baseboard heaters, duct heaters, central-heating furnaces, fan-coil units, panel- or cable-type radiant-heating equipment, electric boilers, or any other electric heating equipment or appliances that are covered in or as a part of separate, individual requirements.
Summary of Topics s1278_4_sum.htmlSummary of Topics
This revision of ANSI/UL 1278 includes the following changes in requirements:
Clarification of Alarms
Clarification of Requirements for Heating Elements
Editorial Corrections
Back to Standard 1278, Edition 4