Why Choose the ABB 1SAL102623R9901 MC1A310AT7 Mini Contactor?
The ABB 1SAL102623R9901, type MC1A310AT7, is a compact and reliable three-pole AC-operated mini contactor designed for controlling single-phase and three-phase loads in residential, commercial and industrial applications. As part of the ABB M mini contactor series, it delivers dependable switching performance where panel space is limited.
This mini contactor incorporates three normally open main contacts and one normally open auxiliary contact for signalling or interlocking. Screw terminals support secure, straightforward wiring, while compatibility with wall and DIN rail mounting provides installation flexibility for machinery and compact control panels.
With an IEC AC-3 motor rating of 4 kW at 400 V, an AC-1 operational current rating of 20 A at up to 690 V and a 240 V AC, 50/60 Hz control coil, the MC1A310AT7 is suitable for motor switching, load control and industrial automation systems.
Key Advantages
- Compact mini contactor designed for motor and load control.
- 4 kW AC-3 motor rating at 400 V.
- 20 A AC-1 operational current rating at up to 690 V.
- Three normally open main contacts with one integrated normally open auxiliary contact.
- 240 V AC, 50/60 Hz coil for industrial control circuits.
- Suitable for wall or DIN rail mounting in space-constrained assemblies.
Key Features
- ABB M series MC1A mini contactor.
- Three normally open main contacts.
- One normally open auxiliary contact.
- 9 A AC-3 rated operational current at 400 V.
- 240 V AC rated control-circuit voltage.
- IP20 terminal protection.
- Maximum AC-3 switching frequency of 1,200 cycles per hour.
- Mechanical durability of 10 million operating cycles.
Compact Switching for Motor Control and Automation
Mini contactors such as the ABB MC1A310AT7 use an electrically energised coil to switch power circuits connected to motors and other electrical loads. Its three normally open main contacts support three-phase load control, while the integrated auxiliary contact can provide signalling or electrical interlocking.
The ABB M series combines compact dimensions with high mechanical durability and flexible mounting. These characteristics make the MC1A310AT7 suitable for machine builders and panel designers who require reliable switching without unnecessary control-cabinet space.
Typical Applications
- Small three-phase motor control circuits.
- Pumps, fans and conveyor systems.
- Industrial machinery and automation equipment.
- Residential and commercial building services.
- Compact motor starters and control panels.
- OEM equipment and machine-building applications.
