This is the fixed part of an automatic connector for Compact NSX 100 to 630 auxiliaries connection. It is adapted for plug-in base or withdrawable circuit breakers. This fixed part is mounted on the plug-in base. It is equipped with connectors for bare cable up to 2.5mm². Auxiliaries are indication contacts, voltage releases, motor-mechanisms and Micrologic options. Compact NSX 100/160/250 can be equipped with 2 automatic connectors with 9 wires each. Compact NSX 400/630 can be equipped with 3 automatic connectors with 9 wires each.