General thermal, mechanical and electrical requirements for ballasts, excluding resistance types, for use on a.c. supplies up to 250 V at 50 Hz or 60 Hz.
Original price was: $398.78.$199.00Current price is: $199.00.
Ballasts for tubular fluorescent lamps-Specification for ballasts for use internationally
BSI Group , 02/27/1987
Pages: 73
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