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1SAL220372R9901 ABB MC1C301ATWD Mini Contactor Compact Control Contactor
ABB 1SAL220372R9901 MC1C301ATWD mini contactor with 24 V DC coil, three main contacts and 4 kW AC-3 motor switching capability for industrial control applications.
£31.64
Why Choose the ABB 1SAL220372R9901 MC1C301ATWD Mini Contactor?
The ABB 1SAL220372R9901 is a compact and reliable MC1C301ATWD mini contactor designed for switching and controlling electrical loads in industrial automation, motor control and building applications. As part of the ABB MC1C mini contactor series, it provides dependable switching performance where high functionality, compact dimensions and reliable DC control are required.
This mini contactor features a space-optimised three-pole design with an integrated normally closed auxiliary contact, extended operating limits DC coil and screw terminals. It is suitable for controlling single-phase and three-phase loads in residential, commercial and industrial installations where reliable switching performance is required in a compact format.
With a 24 V DC control coil, three normally open main contacts, one normally closed auxiliary contact and an AC-3 rated operational power of 4 kW at 400 V, the ABB 1SAL220372R9901 provides dependable motor switching capability for compact control panels and automation systems.
Key Advantages
- Compact mini contactor design for space-saving installations.
- 4 kW AC-3 motor switching capability at 400 V.
- Three-pole main contact configuration for industrial load control.
- 24 V DC extended operating limits coil suitable for automation systems.
- Integrated normally closed auxiliary contact for control circuit functions.
- Suitable for DIN rail or wall mounting applications.
Key Features
- ABB MC1C301ATWD mini contactor.
- 3 normally open main contacts.
- 1 normally closed auxiliary contact.
- 24 V DC control voltage.
- 9 A AC-3 rated operational current at 400 V.
- 20 A AC-1 rated operational current at 400 V.
- 4 kW AC-3 rated operational power at 400 V.
- Extended operating limits coil design.
- Screw terminal connection system.
- Suitable for wall or DIN rail mounting.
Reliable Switching for Industrial Control Systems
Mini contactors such as the ABB MC1C301ATWD provide reliable switching of motors, machines and electrical loads while reducing the space required inside control cabinets. Their compact construction makes them ideal for applications requiring efficient panel layouts and dependable operation.
The ABB MC1C series is designed for automation engineers, panel builders and electrical installers requiring robust contactor solutions for motor control, building systems and industrial equipment. Its DC coil operation, integrated auxiliary contact and flexible mounting options support a wide range of control applications.
Typical Applications
- Industrial motor control panels.
- PLC-based automation systems.
- Machine control and OEM equipment.
- Pumps, fans and ventilation equipment.
- Building electrical installations.
- General industrial switching applications.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Current | 9 A | |
| Power | 4 kW | |
| Poles | 3-pole | |
| Device Type | Mini contactor | |
| Auxiliary Contacts | 1NC | |
| Coil Type | DC | |
| Current AC-1 | 20 A | |
| Manufacturer | ABB | |
| Series | MC1C Mini Contactors | |
| Model | MC1C301ATWD | |
| Part number | 1SAL220372R9901 | |
| Product type | Mini contactor | |
| Main contacts | 3 NO | |
| Auxiliary contacts | 1 NC | |
| Rated control voltage | 24 V DC | |
| Control voltage type | DC | |
| Rated operational voltage | up to 690 V AC | |
| Rated operational current AC-1 | 20 A at 400 V | |
| Rated operational current AC-3 | 9 A at 400 V | |
| Rated operational power AC-3 | 4 kW at 400 V | |
| Rated operational current AC-4 | 9 A at 400 V | |
| Rated operational power AC-4 | 4 kW at 400 V | |
| Number of poles | 3P | |
| Mounting type | DIN rail / wall mounting | |
| Terminal type | Screw terminals | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | approx. 48 × 45 × 68 mm | |
| Weight | approx. 0.25 kg |
Frequently Asked Questions
What is the ABB 1SAL220372R9901 used for?
The ABB 1SAL220372R9901 is a mini contactor used for switching and controlling motors and electrical loads in industrial, commercial and automation applications.
What is the model number of ABB 1SAL220372R9901?
The ABB 1SAL220372R9901 corresponds to the MC1C301ATWD mini contactor.
What coil voltage does this contactor require?
The MC1C301ATWD operates with a 24 V DC control coil with extended operating limits.
What motor power can this contactor switch?
The contactor supports up to 4 kW AC-3 rated operational power at 400 V.
How many contacts does the ABB MC1C301ATWD have?
The contactor has three normally open main contacts and one normally closed auxiliary contact.
Trusted by Industrial Automation Professionals
ABB MC1C mini contactors are widely used by engineers and machine builders to deliver reliable switching performance, compact installation and efficient control of industrial electrical systems.
