Description
ABB B12-30-22 CONTACTOR (USED)
ABB
B12-30-22
CONTACTOR
ITH-28A IEAC-1=24A UI=690V~
UE 230 400 500 690V~
AC-3 3 5,5 5,5 5,5KW
600V MAX AWG10-18 CU
TORQUE 9LBS-INCH.AUX.CONT.A600
REF: FKM8875
The ABB B12-30-22 is a three-pole AC contactor rated for motor switching and control across a supply voltage range of 230V to 690V AC under AC-3 duty. Designed for integration into motor control centres, main switchboards, auxiliary control panels, and power distribution boards, it is suited to a wide range of marine electrical installations aboard commercial vessels, offshore platforms, and industrial marine facilities. Within its rated current and kilowatt capacity, the B12-30-22 provides dependable switching performance where panel space and operational reliability are critical.
Key Features
✓ Three-pole AC contactor with AC-3 motor duty rating across a supply voltage range of 230V to 690V AC
✓ Rated thermal current (ITH) of 28A and AC-1 current of 24A, covering a range of auxiliary motor load sizes typical in shipboard installations
✓ Conductor compatibility: AWG10–18 copper wire rated to 600V MAX, with auxiliary contact torque specified at 9 lb-in
✓ Auxiliary contact configuration A600, suitable for control circuit integration, interlocking, and status indication wiring
✓ Compact B-series construction suited to DIN-rail or base mounting in space-constrained marine switchgear and motor control enclosures
Marine Applications
Motor control centres (MCCs) aboard cargo vessels, tankers, bulk carriers, and offshore platforms
Auxiliary machinery switchboards controlling pumps, fans, compressors, and deck machinery drives
HVAC and ventilation control panels in engine room and accommodation spaces
Power distribution and feeder protection boards within vessel main and emergency electrical systems
Retrofit and replacement in existing ABB B-series contactor installations, subject to confirmation of coil voltage and auxiliary contact arrangement
Why Marine Engineers Choose ABB B12-30-22
ABB’s B-series contactor platform is well established across marine and industrial switchgear, with broad availability of replacement coils, contact kits, and auxiliary modules. The B12-30-22 offers a proven, straightforward switching solution within its rated range, with standard integration into existing panel layouts — subject to confirmation of coil voltage and system configuration.
Ideal For
Commercial cargo vessels, tankers, bulk carriers, offshore supply vessels, drilling platforms, and industrial marine installations requiring reliable motor switching and control contactor components from ABB’s B-series range.
Technical Support & Compliance
We provide complete solutions including remote troubleshooting, onboard support, testing and commissioning, repair, retrofit and upgrade services, and full integration support for marine electrical control systems. Compatibility with your installation is subject to confirmation — please share nameplate photos, part numbers, electrical drawings, system model or version, vessel name, IMO number, and scope of work to allow us to confirm suitability before ordering.




