1SFN010820R3311

The ABB CAL19-11B Auxiliary Contact Block is an additional side-mounted accessory for compatible ABB AF116…AF370 contactors. It has part number 1SFN010820R3311 and provides one normally open (NO) and one normally closed (NC) instantaneous auxiliary contact.

The contacts can be used in auxiliary and control circuits for functions such as contactor status signalling and electrical interlocking. ABB specifies the CAL19-11B as a second contact block to be fitted alongside a first CAL19-11 block on the right-hand or left-hand side of a compatible contactor, according to the approved accessory arrangement. Screw-type terminals provide the wiring connections.

Before ordering or installation, check the contactor model and accessory configuration to confirm suitability. Contact Ahmedabad Electric Corporation for product availability and assistance with compatibility.