IEC 61643-331:2003 ED1

Components for low-voltage surge protective devices - Part 331: Specification for metal oxide varistors (MOV)

Publication date: 27 maj 2003

General information

Current stage: 99.60 Effective date: 7 dhj 2017

Next stage: WPUB

Originator: IEC

Owner: TC 37/SC 37B

Type: International Standard

ICS: 31.040.20

Gjuha: anglisht frëngjisht spanjisht

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Statusi: Revised

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Scope

Details the test specifications for metal oxide varistors (MOV), which are used for applications up to 1000 V a.c. or 1500 V d.c. in power line, or telecommunication, or signalling circuits. The MOVs are designed to protect apparatus or personnel, or both from high transient voltages. Does not deal with hybrid devices. Does not apply also to mountings and their effect on the MOVs characteristics.

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IEC 61643-331:2003 ED1
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IEC 61643-331:2017 ED2