ČSN EN IEC 60051-2   (356203) Elektrické měřicí přístroje přímopůsobící ukazovací analogové a jejich příslušenství - Část 2: Zvláštní požadavky na ampérmetry a voltmetry

Anotace textu normy ČSN EN IEC 60051-2   (356203)

This part of IEC 60051 applies to direct acting indicating ammeters and voltmeters having an analogue display.

NOTE - For multi-function instruments, see IEC 60051-7.

It also applies to:

- direct acting indicating ammeters and voltmeters whose scale marks do not correspond directly to their electrical input quantity, provided that the relationship between them is known,

- direct acting indicating ammeters and voltmeters and accessories having electronic devices in their measuring and/or auxiliary circuits.

This document does not apply to:

- special purpose instruments which are covered by their own IEC standards,

- special purpose devices which are covered by their own IEC standards when they are used as accessories.