IS 8880 : 1978 Specification for Filter Units for Electromagnetic Interference Suppression

1 Scope

1.1 This standard specifies safety and performance requirements,and tests for components and filter units for electromagneticinterference suppression for use in electrical machines, appliancesand apparatus rated at up to 7 kVA, operating from 50 Hz mainssupplies above extra low voltage and up to and including 240 Vsingle phase or 415 V three-phase. Components rated for dc are alsocovered by this standard.

2 References

IS 2 :1960Rules for rounding off numerical values

IS 589 :1961Basic climatic and mechanical durabilitytests for components for electronic andelectrical equipment

IS 1076 :1967Preferred numbers

IS 1293 :1967Specification for three-pin plugs and socketoutlines

IS 1885 : Part XXXVI :1972 Electrotehnical vocabulary:Part XXXVI Radio interference

IS 3723 : Part I :1978 Specification forcapacitors for radiointerference suppression:Part I General requirements and methods oftests

IS 6842 :1977Specification for limits for electromagneticinterference

IS 9229 :1979Specification for inductors for radiointerference suppression