Ballasts For High Pressure Mercury Vapour Lamps
出版:International Electrotechnical Committee
专家解读视频
Describes the requirements with which inductive-type ballasts shall comply in order to ensure the correct performance of complete mercury lamp circuits.
NFC 71 220:1982 - Identical
BS 4782:1971 - Similar
AS 1468-1974 - Equivalent
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