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1SAL220370R9901 ABB MC1C301ATWJ Mini Contactor Compact Control Contactor
ABB 1SAL220370R9901 MC1C301ATWJ mini contactor with 110 V DC coil, three normally open contacts and 4 kW AC-3 switching capability for industrial automation applications.
£29.80
Why Choose the ABB 1SAL220370R9901 MC1C301ATWJ Mini Contactor?
The ABB 1SAL220370R9901 is a compact and reliable MC1C301ATWJ mini contactor designed for efficient switching of electrical loads in industrial automation, commercial installations and machine control systems. As part of the ABB M mini contactor series, it provides dependable DC coil operation, space-saving installation and reliable performance where high switching capability is required within a compact footprint.
This mini contactor features a three-pole configuration with an integrated normally closed auxiliary contact and screw terminals, making it suitable for controlling single-phase and three-phase loads, motors and control circuits. Its extended operating limits coil design and flexible mounting options support reliable integration into modern electrical control panels.
With a rated operational power of 4 kW at AC-3, 400 V, a 110 V DC control supply and three normally open main contacts, the ABB MC1C301ATWJ is ideal for compact motor control and industrial automation applications.
Key Advantages
- Compact mini contactor designed for space-saving installations.
- 110 V DC coil operation with extended operating limits.
- 4 kW AC-3 motor switching capability at 400 V.
- Three normally open main contacts for dependable load switching.
- Integrated normally closed auxiliary contact for control feedback.
- Suitable for wall or rail mounting applications.
Key Features
- ABB M mini contactor series.
- MC1C301ATWJ contactor type.
- 110 V DC control voltage.
- 3-pole main contact configuration.
- 3 NO main contacts.
- 1 NC auxiliary contact.
- 9 A AC-3 rated operational current at 400 V.
- 20 A AC-1 rated operational current at 400 V.
- Screw terminal connections.
- Compact design for industrial control panels.
Reliable Switching for Industrial Automation
Mini contactors such as the ABB MC1C301ATWJ provide reliable switching of motors, electrical loads and control circuits while maintaining a compact installation footprint. Their optimised construction allows engineers to save panel space while maintaining dependable switching performance.
The ABB M mini contactor range is designed for industrial, commercial and building automation applications requiring efficient control, flexible mounting and long operational life. The integrated auxiliary contact and DC coil make the MC1C301ATWJ suitable for modern automation systems.
Typical Applications
- Industrial automation and machine control systems.
- Motor switching applications.
- Electrical control panels and cabinets.
- PLC-controlled switching systems.
- OEM machinery and industrial equipment.
- Single-phase and three-phase load control.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 100–130 V | |
| Power | 4 kW | |
| Current | 9 A | |
| Coil / Supply Voltage | 110 V DC | |
| Device Type | Mini contactor | |
| Auxiliary Contacts | 1NC | |
| Coil Type | DC | |
| Current AC-1 | 20 A | |
| Manufacturer | ABB | |
| Series | M Mini Contactors | |
| Model | MC1C301ATWJ | |
| Part number | 1SAL220370R9901 | |
| Product type | Mini contactor | |
| Control voltage | 110 V DC | |
| Coil type | Extended operating limits DC coil | |
| Main contacts | 3 NO | |
| Auxiliary contacts | 1 NC | |
| 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 | |
| Operating voltage | 440–690 V AC | |
| Connection type | Screw terminals | |
| Mounting type | Wall or rail mounting | |
| Dimensions (H × W × D) | 48 × 45 × 68 mm | |
| Weight | approx. 0.25 kg |
Frequently Asked Questions
What is the ABB 1SAL220370R9901 used for?
The ABB 1SAL220370R9901 is an MC1C301ATWJ mini contactor used for switching motors, electrical loads and control circuits in industrial automation applications.
What coil voltage does this mini contactor require?
The contactor operates with a 110 V DC control supply using an extended operating limits coil.
How much motor power can the ABB MC1C301ATWJ switch?
The contactor supports up to 4 kW at AC-3, 400 V for motor switching applications.
How many main contacts are included?
The ABB MC1C301ATWJ includes three normally open main contacts and one normally closed auxiliary contact.
Where is this contactor typically installed?
The contactor is typically installed inside electrical control panels using wall or rail mounting arrangements.
Trusted by Automation Engineers Worldwide
ABB M mini contactors are widely used by automation engineers and machine builders to deliver compact, reliable switching performance in modern industrial systems.
