ABB Series A Contactors are primarily used for switching 3-phase motors and controlling power circuits of up to 690V ac or 440V dc. They are also suitable for many other applications such as insulation, switching capacitors and in lighting systems.
The A series contactors has a variety of 2, 3 or 4 pole contactors available in a wide range of coil voltages and current ratings.
Easy Maintenance of Contacts and Coil Inspection
Touch Safe Design
Switches resistive three-phase current loads (usage category AC1)
Switches cage rotor motors (usage category AC3)
Add-on auxiliary contact blocks and thermal overload relays available separately