NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN EN 60289 ; VDE 0532-20:1994-05 [Withdrawn] references following documents:

Document number Edition Title
IEC 60551 1987 Determination of transformer and reactor sound levels. More 
IEC 60722 1982 Guide to the lightning impulse and switching impulse testing of power transformers and reactors More 
IEC 60726 1982 Dry-type power transformers More 
ISO 3 1973-04 Preferred numbers; Series of preferred numbers More