UL 2021 BULLETIN-2008
固定式和场所专用电暖器UL安全性标准.评议提交截止日期:2008年4月14日

UL Standard for Safety Fixed and Location-Dedicated Electric Room Heaters COMMENTS DUE: APRIL 14, 2008

作废

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标准号

UL 2021 BULLETIN-2008

发布

2008年

发布单位

美国保险商实验所

 

 

适用范围

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

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