Why Choose the ABB 1SAL103579R9902 MC2A310AT6 Mini Contactor?
The ABB 1SAL103579R9902 is a compact MC2A310AT6 mini contactor designed for reliable switching of motors, single-phase and three-phase loads, and control signals in residential, commercial and industrial applications. As part of the ABB M mini contactor range, it provides a space-saving solution where dependable switching performance is required in a compact installation format.
Featuring a 3-pole main contact configuration with 1 normally open auxiliary contact, the MC2A310AT6 is suitable for controlling loads up to 5.5 kW at 400 V AC-3 and up to 20 A at 400 V AC-1. Its screw terminal connections and compact construction allow straightforward integration into electrical control panels.
With a 220–230 V AC coil supply at 50/60 Hz, the ABB 1SAL103579R9902 provides reliable AC-operated contactor control for automation systems, machinery and electrical installations where efficient use of panel space is important.
Key Advantages
- Compact mini contactor designed for space-saving installations.
- 3NO main contact configuration for three-phase load switching.
- Integrated 1NO auxiliary contact for control and signalling functions.
- 5.5 kW AC-3 motor switching capability at 400 V.
- 20 A AC-1 rated current for general load switching.
- Suitable for DIN rail or wall mounting applications.
Key Features
- ABB MC2A310AT6 mini contactor.
- 3 normally open main contacts.
- 1 normally open auxiliary contact.
- 220–230 V AC coil voltage.
- 50/60 Hz AC coil operation.
- Screw terminal connections.
- Compact 45 mm wide design.
- Suitable for rail or wall mounting.
Reliable Motor Switching for Compact Control Systems
Mini contactors provide efficient switching of motors and electrical loads while reducing the space required inside control cabinets. Their compact design makes them ideal for machinery, automation systems, building equipment and general electrical installations.
The ABB MC2A310AT6 combines reliable AC switching performance with flexible installation options, allowing engineers and panel builders to create efficient control solutions where space and performance are both important considerations.
Typical Applications
- Industrial automation control panels.
- Small motor control systems.
- Machine building applications.
- HVAC and building service equipment.
- Pumps and fans.
- Single-phase and three-phase load switching.
