UL 2021-1997《固定的和定位专用的房间电加热器》

1.These requirements cover fixed and location-dedicated electric room heating equipment rated 600 volts or less to be employed in ordinary locations in accordance with the National Electrical Code, ANSI/NFPA 70.2.These requirements do not cover movable heaters, wall-or ceiling-hung 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 requiments.3.Deleted December 26.2002