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BS EN 60921:1991
M00002405
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30 August 1991 Specification for ballasts for tubular fluorescent lamps. Performance requirements
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Fluorescent lamps, Electric ballasts, Electrical components, Tubular lamps, Electric lamps, Lamps, Type testing, Electrical testing, Marking, Electric current, Electric power (wattage), Electrical impedance, Audiofrequencies, Testing conditions, Reference ballasts, Voltage measurement, Current measurement, Calibration, Starters (lamps), Cathodes, Waveforms, Circuits, Series connection, Design, Protected electrical equipment, Temperature rise, Test equipment, Alternating current