Further information for ABB auxiliary switch 3NO/1NC screw connection 1SAL100990R9906 - MARN431AT
The 4-pole auxiliary contact blocks MARN...AT with screw connections are used for switching auxiliary and control circuits in standard industrial environments. They are suitable for front mounting on all MCR miniature contactors as well as MC1 and MC2 miniature contactors. Contact designation according to EN 50005