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EVS-IEC 60050-321:2017

International Electrotechnical Vocabulary. Chapter 321: Instrument transformers (IEC 60050-321:1986)

General information

Valid from 18.12.2017
Base Documents
IEC 60050-321:1986
ICS Groups
01.040.29 Electrical engineering (Vocabularies) 29.200 Rectifiers. Converters. Stabilized power supply
Directives or regulations
None

Standard history

Status
Date
Type
Name
18.12.2017
Main
EVS-IEC 60050-321:2017
This chapter of International Electrotechnical Vocabulary deals with conventional wound type (or häving wound parts) instrument transformers intended to be used with measuring apparatus or protection devices.

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Standards designation

EVS Estonian standard
EN European standard (published by an CEN or CENELEC)
EN ISO International standard adopted as an European standard
ISO International Organization for Standardization’s standard
IEC International Electrotechnical Commission’s standard
HD CENELEC’s harmonisation document
   
EVS-EN European standard implemented in Estonia
EVS-EN ISO International standard adopted in Europe and implemented in Estonia
EVS-EN ISO/IEC International standard/International electrotechnical standard adopted in Europe and implemented in Estonia
EVS-IEC International electrotechnical standard implemented in Estonia
EVS-ISO International standard implemented in Estonia
   
A, AMD amedment
+A a full standard plus the amendment
/A only amendment
COR, AC corrigendum
+COR a full standard plus the corrigendum
NA national annex
+NA a full standard plus the national annex
/NA only national annex
TS technical specification
TR technical report
CWA agreement, developed by a CEN or CENELEC
prEVS-EN (etc) draft standard
   
et the standard is in Estonian only
en the standard is in English only
et-en the standard is in Parallel text Estonian-English