Why Choose the ABB 1SAL102175R9902 Mini Contactor?
The ABB 1SAL102175R9902, manufacturer model MC2A310AR6, is a compact and reliable three-pole mini contactor designed for controlling three-phase motors and electrical loads in industrial machinery and automation systems. As part of the ABB MC2 mini contactor series, it combines space-saving construction with dependable switching performance for demanding control-panel applications.
This mini contactor provides three normally open main contacts and one normally open auxiliary contact for signalling, interlocking or control feedback. Its 220–230 V AC control coil, ring-tongue terminals and compatibility with standard 35 mm DIN rails support secure and straightforward installation.
With an AC-3 operational current rating of 12 A at 400 V, an AC-3 motor rating of 5.5 kW at 400 V and a conventional free-air thermal current of 20 A, the MC2A310AR6 is suitable for pumps, fans, conveyors, compressors and production machinery.
Key Advantages
- Compact three-pole mini contactor for motor and load control.
- 12 A AC-3 operational current at 400 V.
- 5.5 kW AC-3 motor rating at 400 V.
- 220–230 V AC control coil for industrial control circuits.
- Integrated 1NO auxiliary contact for signalling and interlocking.
- Ring-tongue terminals and standard 35 mm DIN-rail mounting.
Key Features
- ABB MC2 mini contactor series.
- Three normally open main contacts.
- One normally open auxiliary contact.
- 20 A conventional free-air thermal current for the main circuit.
- 220–230 V AC rated control-circuit voltage.
- 750 V rated insulation voltage.
- IP20 protection at the main, auxiliary and control-circuit terminals.
- Compact construction with ring-tongue terminals.
Reliable Motor Control for Industrial Machinery
Mini contactors such as the ABB MC2A310AR6 use an electromagnetic coil to switch three-phase motors and other electrical loads remotely. This enables machinery to be controlled through pushbuttons, relays, programmable controllers and automated motor-starter circuits.
The integrated normally open auxiliary contact can provide signalling, interlocking or control feedback. Its compact dimensions, durable switching mechanism and DIN-rail compatibility make the contactor suitable for new machinery, control-panel construction and replacement applications.
Typical Applications
- Direct-on-line motor starters.
- Industrial pumps, fans and compressors.
- Conveyors and material-handling systems.
- Packaging and production machinery.
- Heating, ventilation and air-conditioning equipment.
- Automation panels and OEM machinery.
