Safety requirements for electrical equipment for measurement, control and laboratory use - Part 2-202: Particular requirements for electrically operated valve actuators (IEC 61010-2-202:2020); German version EN IEC 61010-2-202:2021
测量、控制和实验室用电气设备的安全要求.第2-202部分:电动阀门致动器的特殊要求(IEC 61010-2-202-2020);德语版本EN IEC 61010-2-202:2021