BS 3456-3.21:1981被替代
Specification for safety of household and similar electrical appliances. Complete particular specifications. Portable immersion heaters
出版：British Standards Institution
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基本信息
標準編號： BS 3456-3.21:1981
發布時間：1981/2/27 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：44
標準簡介
Safety requirements for heaters for heating water and the like. Includes aquarium heaters.
標準備注
? British Standards Institution 2013
Amendment notes:
AMD 5221 published 31 October 1986
AMD 5895 published 31 August 1988
本標準替代的舊標準
