SIEMENS auxiliary switch, lateral, 2 NC, on the left: 51/52, 61/62, on the right: 31/32, 41/42, current path: 1 NC, 1 NC, spring-loaded terminal, for contactors 3RT2 and contactor relays 3RH2
SIEMENS mechanical connectors for contactor combinations, 20 mm contactor clearance, for 10 combinations, (2 connectors for each combination), for contactors 3RT233
