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IEC 60539-1/AMD1 ED4

Amendment 1 - Directly heated negative temperature coefficient thermistors - Part 1: Generic specification

General information

40.20     Mar 6, 2026

PRVC    May 29, 2026

IEC

TC 40

International Standard

31.040.30  

Buying

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Life cycle

PREVIOUSLY

PUBLISHED
IEC 60539-1:2022 ED4

NOW

PROJECT
IEC 60539-1/AMD1 ED4
40.20 DIS ballot initiated: 12 weeks
Mar 6, 2026

National adoptions

Amendment 1 - Directly heated negative temperature coefficient thermistors - Part 1: Generic specification

40.60   Close of voting

N040 more

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