EN 50012:1977

Low-voltage switchgear and controlgear for industrial use - Terminal marking and distinctive number for auxiliary contacts of particular contactors EN 50012:1977

Publication date:   Jan 18, 2001

Scope

This standard applies to contactors according to IEC-Standard 158-1, irrespective of their power and construction, having terminal marking of auxiliary contacts in accordance with the corresponding marking of contactor relays designated by the distinctive letter E (see EN 50 011). The use of this standard is recommended where terminal marking is a requirement of the relevant standard for contactor auxiliary contacts, or is usual practice