直热式负温度系数热敏电阻器 第1部分:总规范
Directly heated negative temperature coefficient thermistors - Part 1: Generic specification
2007-02-09
IEC 60539-1-2022
Directly heated negative temperature coefficient thermistors - Part 1: Generic specification
直接加热负温度系数热敏电阻.第1部分:总规范
2022-12-15
BS 06/30153438 DC
BS IEC 60539-1 ED.2 Directly heated negative temperature coefficient thermistores. Part 1. Generic specification
BS IEC 60539-1第2版直接加热负温度系数热敏电阻 第一部分 总规范
2006-07-18
DIN EN 60539-1
Directly heated negative temperature coefficient thermistors - Part 1: Generic specification (IEC 60539-1:2016); German version EN 60539-1:2016
直接加热负温度系数热敏电阻器.第1部分:总规范（IEC 60539-1-2016）；德文版EN 60539-1:2016
2017-01-01
DIN EN IEC 60539-1-DRAFT
Draft Document - Directly heated negative temperature coefficient thermistors - Part 1: Generic specification (IEC 40/2892/CDV:2021); German and English version prEN IEC 60539-1:2021
文件草案.直接加热负温度系数热敏电阻器.第1部分:总规范（IEC 40/2892/CDV:2021）；德文和英文版本prEN IEC 60539-1:2021