
Low-voltage Switchgear And Controlgear - Part 5-2: Control Circuit Devices And Switching Elements - Proximity Switches
出版:Nederlands Normalisatie Instituut

专家解读视频
Applies to inductive and capacitive proximity switches that sense the presence of metallic and/or non-metallic objects, ultrasonic proximity switches that sense the presence of sound reflecting objects, photoelectric proximity switches that sense the presence of objects and non-mechanical magnetic proximity switches that sense the presence of objects with a magnetic field.
IEC 60947-5-2 Ed. 3.0 - Identical