IEC 60214-1 : 2.0

Table of Contents

FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Service conditions
5 Requirements for on-load tap-changers
6 Requirements for motor-drive mechanisms for
   on-load tap-changers
7 Requirements for de-energized tap-changers
8 Requirements for motor-drive mechanisms for
   de-energized tap-changers
9 Nameplate
10 De-energized tap-changer warning label
11 Manufacturers operating instructions
Annex A (normative) - Supplementary information on
        switching duty on main and transition contacts
        relating to resistor type tap-changers
Annex B (normative) - Supplementary information on
        switching duty relating to reactor type
        tap-changers
Annex C (normative) - Method for determining the
        equivalent temperature of the transition resistor
        using power pulse current
Annex D (informative) - Simulated a.c. circuits for service
        duty and breaking capacity tests
Annex E (informative) - Example of a synthetic test circuit
        for service duty test of vacuum type tap-changers
Bibliography

Abstract

Pertains to on-load tap-changers of both resistor and reactor types, deenergized tap-changers, and their motor-drive mechanisms.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 14