EN 60051-4

Direct acting indicating analogue electrical measuring instruments and their accessories – Part 4: Special requirements for frequency meters

Every edition of this standard in the harmonised standards lists published in the Official Journal of the EU.

Edition	Act	Status
EN 60051-4:1989 Direct acting indicating analogue electrical measuring instruments and their accessories – Part 4: Special requirements for frequency meters	LVD	reference published (presumption of conformity)