Specifies performance requirements for ballasts, excluding resistance types, for use on a.c. supplies up to 1 000 V at 50 Hz or 60 Hz, associated with tubular fluorescent lamps with pre-heated cathodes operated with or without a starter or starting d
KS IEC 60921:2006
Ballasts for tubular fluorescent lamps - Performance requirements.
Number of Pages:63
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Kes 5,067.00