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1SAL100220R9901 ABB MC1C301ATB Mini Contactor Compact Control Contactor
ABB 1SAL100220R9901 MC1C301ATB mini contactor with 12 V DC coil, 3NO main contacts and 1NC auxiliary contact for compact motor control applications.
£32.40
Why Choose the ABB 1SAL100220R9901 MC1C301ATB Mini Contactor?
The ABB 1SAL100220R9901 is a compact and reliable DC mini contactor designed for controlling single-phase and three-phase electrical loads in residential, commercial and industrial applications. As part of the ABB MC1C mini contactor series, it provides high performance in a space-saving design where dependable motor control and switching capability are required.
This three-pole mini contactor features 3 normally open main contacts and 1 normally closed auxiliary contact, with a 12 V DC coil and screw terminal connections. Its compact construction allows efficient installation in electrical control panels while maintaining reliable switching performance for automation and motor control systems.
With a rated operational current of 9 A at 400 V AC-3, a thermal current rating of 20 A at 400 V AC-1 and a motor switching capability of 4 kW at 400 V AC-3, the ABB MC1C301ATB is suitable for compact motor starters, machinery and industrial control applications.
Key Advantages
- Compact mini contactor designed for space-saving installations.
- 3-pole main contact configuration for reliable motor switching.
- 12 V DC coil supply suitable for DC control systems.
- 4 kW AC-3 motor switching capability for industrial applications.
- Integrated 1NC auxiliary contact for control and signalling functions.
- Suitable for wall or DIN rail mounting installations.
Key Features
- ABB MC1C301ATB mini contactor.
- Three normally open main contacts (3NO).
- One normally closed auxiliary contact (1NC).
- 12 V DC control coil.
- 9 A rated operational current at 400 V AC-3.
- 20 A rated operational current at 400 V AC-1.
- Screw terminal connections.
- Compact design for control panels and automation systems.
Reliable Motor Control for Compact Automation Systems
Mini contactors such as the ABB MC1C301ATB provide reliable switching of motors, loads and control circuits while reducing the space required inside electrical panels. Their compact construction makes them ideal for applications where performance and installation efficiency are both important.
The ABB MC1C series is designed for professional automation and electrical installations requiring dependable switching, flexible mounting options and long service life. The integrated auxiliary contact provides additional functionality for control, feedback and interlocking circuits.
Typical Applications
- Industrial automation control panels.
- Small motor starters.
- Machine building equipment.
- Building automation systems.
- Pumps, fans and small motor loads.
- Electrical control and switching applications.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Poles | 3-pole | |
| Current | 9 A | |
| Coil Voltage Range | 12 V | |
| Power | 4 kW | |
| Coil / Supply Voltage | 12 V DC | |
| Device Type | Mini contactor | |
| Auxiliary Contacts | 1NC | |
| Coil Type | DC | |
| Current AC-1 | 20 A | |
| Manufacturer | ABB | |
| Series | MC1C Mini Contactors | |
| Model | MC1C301ATB | |
| Part number | 1SAL100220R9901 | |
| Product type | Mini contactor | |
| Control voltage | 12 V DC | |
| Number of main poles | 3 | |
| Main contacts | 3NO | |
| Auxiliary contacts | 1NC | |
| Rated operational current Ie AC-1 at 400 V | 20 A | |
| Rated operational current Ie AC-3 at 400 V | 9 A | |
| Rated operational power AC-3 at 400 V | 4 kW | |
| Rated insulation voltage Ui | 750 V | |
| Rated impulse withstand voltage Uimp | 6 kV | |
| Mounting type | Wall or DIN rail 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 1SAL100220R9901 used for?
The ABB 1SAL100220R9901 is a compact mini contactor used for switching motors and electrical loads in industrial, commercial and automation applications.
What coil voltage does the ABB MC1C301ATB require?
The contactor operates with a 12 V DC control coil.
What contact configuration does this mini contactor have?
The ABB MC1C301ATB features 3 normally open main contacts and 1 normally closed auxiliary contact.
What motor power can this contactor control?
The contactor supports motors up to 4 kW at 400 V AC-3.
How is the ABB MC1C301ATB installed?
The mini contactor is suitable for wall or DIN rail mounting inside electrical control panels.
Trusted by Automation Engineers Worldwide
ABB MC1C mini contactors are widely used by electrical engineers and machine builders to deliver reliable motor switching, compact installation and efficient control integration in modern automation systems.
