1SFN019820R3311

The ABB CAL18X-11B Auxiliary Contact Block is designed to extend the auxiliary contact capability of compatible ABB AX contactors. With part number 1SFN019820R3311, it features one normally open (NO) and one normally closed (NC) contact, giving the block a 2-pole contact configuration.

The auxiliary contacts can be used in control circuits for functions such as contactor status signalling, interlocking and control-system feedback. Screw terminals provide the connection points for the auxiliary circuit wiring. ABB specifies a maximum mechanical switching frequency of 3,600 cycles per hour.

Suitable for use with compatible ABB AX contactors, the CAL18X-11B can be incorporated into electrical panels and motor-control assemblies that require additional auxiliary contacts. Check the exact contactor model and configuration to verify compatibility before ordering or installation. For availability or product assistance, contact Ahmedabad Electric Corporation.