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1SAL102638R9901 ABB MC1A301AT1 Mini Contactor Compact Control Contactor
ABB MC1A301AT1 mini contactor with three normally open contacts and one normally closed auxiliary contact designed for reliable industrial switching applications.
£26.21
Why Choose the ABB MC1A301AT1 Mini Contactor?
The ABB MC1A301AT1 is a compact and reliable mini contactor designed for switching electrical loads and control signals in residential, commercial and industrial applications. Featuring a three-pole main contact configuration with one normally closed auxiliary contact, it provides dependable switching performance where installation space is limited.
Part of the ABB MC1 mini contactor range, the MC1A301AT1 combines a dimension-optimised design with reliable electrical performance. Its screw terminal connections and suitability for wall or DIN rail mounting allow straightforward integration into control panels, automation systems and electrical equipment.
With a 24 V AC coil supply, the MC1A301AT1 is suitable for controlling single-phase and three-phase loads up to 4 kW AC-3 and switching applications up to 20 A / 690 V AC in AC-1 utilisation categories.
Key Advantages
- Compact ABB mini contactor designed for space-saving installations.
- Three normally open (3NO) main contacts with 1NC auxiliary contact.
- 24 V AC coil voltage for industrial control applications.
- Suitable for single-phase and three-phase load switching.
- Wall or DIN rail mounting options for flexible installation.
- Reliable ABB construction for industrial and commercial applications.
Key Features
- ABB MC1 mini contactor series.
- MC1A301AT1 model.
- 3 normally open (NO) main contacts.
- 1 normally closed (NC) auxiliary contact.
- 20 A conventional free-air thermal current.
- Up to 4 kW AC-3 motor switching capability.
- 24 V AC control coil.
- Screw terminal connection technology.
- Suitable for wall or DIN rail mounting.
Reliable Switching for Industrial Control Systems
Mini contactors such as the ABB MC1A301AT1 provide dependable switching of electrical loads while reducing the space required inside control cabinets. Their compact construction makes them ideal for automation equipment, machinery and electrical control systems.
The ABB MC1 series is designed to deliver reliable switching performance with practical installation features. Its integrated auxiliary contact supports additional control and signalling functions within industrial automation applications.
Typical Applications
- Industrial automation control panels.
- Machine building and OEM equipment.
- Motor control applications.
- Single-phase and three-phase load switching.
- Commercial electrical installations.
- Control signal switching systems.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Power | 4 kW | |
| Poles | 3-pole | |
| Device Type | Mini contactor | |
| Auxiliary Contacts | 1NC | |
| Coil Type | AC | |
| Current AC-1 | 20 A | |
| Manufacturer | ABB | |
| Series | MC1 Mini Contactors | |
| Model | MC1A301AT1 | |
| Order code | 1SAL102638R9901 | |
| Product type | Mini contactor | |
| Main contact configuration | 3NO | |
| Auxiliary contact configuration | 1NC | |
| Number of poles | 3P | |
| Rated control voltage | 24 V AC | |
| Rated operational voltage | Up to 690 V AC | |
| Conventional free-air thermal current | 20 A | |
| AC-3 motor power rating | Up to 4 kW | |
| Protection rating | IP20 | |
| Mounting type | Wall or rail mounting | |
| Terminal type | Screw terminals | |
| Dimensions (H × W × D) | 48 × 45 × 56 mm | |
| Weight | approx. 0.17 kg | |
| Standards | IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1 |
Frequently Asked Questions
What is the ABB MC1A301AT1 used for?
The ABB MC1A301AT1 is a mini contactor used for switching electrical loads and control circuits in industrial, commercial and automation applications.
What coil voltage does the MC1A301AT1 require?
The MC1A301AT1 uses a 24 V AC coil supply.
What contact arrangement does this contactor have?
The MC1A301AT1 has three normally open main contacts and one normally closed auxiliary contact.
What load rating does the ABB MC1A301AT1 support?
The contactor supports loads up to 4 kW AC-3 and up to 20 A / 690 V AC in AC-1 applications.
How is the MC1A301AT1 installed?
The MC1A301AT1 can be installed using wall mounting or DIN rail mounting methods.
Trusted by Industrial Automation Professionals
ABB mini contactors are widely used in automation and electrical control systems where compact design, reliable switching and flexible installation are required.
