NEN 10921 : 91 AMD 2 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BALLASTS FOR TUBULAR FLUORESCENT LAMPS - PERFORMANCE REQUIREMENTS
01-08-2004
12-01-2013
Specifies performance requirements for ballasts excluding resistance types for use on a.c. supplies up to 1000 V at 50 Hz or 60 Hz, associated with tubular fluorescent lamps with pre-heated cathodes operated with or without a starter or starting device and having rated wattages, dimensions and characteristics.
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