2021BS EN IEC 60947-5-8:2021 Low-voltage switchgear and controlgear. Control circuit devices and switching elements. Three-position enabling switches
2007BS EN 60947-5-8:2006 Low-voltage switchgear and controlgear - Part 5-8: Control circuit devices and switching elements - Three-position enabling switches
BS EN IEC 60947-5-8:2021 Low-voltage switchgear and controlgear. Control circuit devices and switching elements. Three-position enabling switches was changed to BS EN 60947-5-8:2006 Low-voltage switchgear and controlgear - Part 5-8: Control circuit devices and switching elements - Three-position enabling switches.