Direct acting indicating analogue electrical measuring instruments and their accessories; part 4: special requirements for frequency meters (IEC 60051-4:1984, edition 4); german version EN 60051-4:1989— 6 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 1: definitions and general requirements common to all parts (IEC 60051-1:1984, edition 4); german version EN 60051-1:1989— 26 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 2: special requirements for ammeters and voltmeters (IEC 60051-2:1984, edition 4); german version EN 60051-2:1989— 7 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 3: special requirements for wattmeters and varmeters (IEC 60051-3:1984, edition 4); german version EN 60051-3:1989— 8 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 5: special requirements for phase meters, power factor meters and synchroscopes (IEC 60051-5:1985, edition 4); german version EN 60051-5:1989— 7 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 6: special requirements for ohmmeters (impedance meters) and conductance meters (IEC 60051-6:1984, edition 4); german version EN 60051-6:1989— 5 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 7: special requirements for multi-function instruments (IEC 60051-7:1984, edition 4); german version EN 60051-7:1989— 5 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 8: special requirements for accessories (IEC 60051-8:1984, edition 4); german version EN 60051-8:1989— 6 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 9: recommended test methods (IEC 60051-9:1988, edition 4); german version EN 60051-9:1989— 24 стр.
Electrical engineering; basis environmental testing procedures; test Fc and guidance: vibration (sinusoidal); identical with IEC 60068-2-6:1982 (status as of 1985)
Direct acting indicating analogue electrical-measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts (IEC 60051-1:1997); German version EN 60051-1:1998— 25 стр.
Direct acting indicating analogue electrical-measuring instruments and their accessories - Part 9: Recommended test methods (IEC 60051-9:1988/A1:1994); German version EN 60051-9:1989/A1:1995— 3 стр.
Measurement and control; electrical measuring instruments, indirect acting electrical measuring instruments, index in German - English - French— 4 стр.
Electrical measuring instruments - X-t recorders - Part 1: Definitions and requirements; Amendment A1 (IEC 61143-1:1992/A1:1997); German version EN 61143-1:1994/A1:1997— 3 стр.
Electrical measuring instruments - X-t recorders - Part 2: Recommended additional test methods (IEC 61143-2:1992); German version EN 61143-2:1994— 6 стр.
Measurement and control; electrical measuring instruments, indirect acting electrical measuring instruments, index in German - English - French— 4 стр.