Over deze norm
|Commissie||NEC EMF Invloed EM-velden op het menselijk lichaam|
IEC 60051-2 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.
|Engelse titel||Direct acting indicating analogue electrical measuring instruments and their accessories - Part 2: Special requirements for ammeters and voltmeters|