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1SAL100572R9901 ABB MC1I310ATD Mini Contactor Compact Control Contactor
ABB 1SAL100572R9901 mini contactor, a compact 24 V DC three-pole switching device designed for PLC-controlled automation, motor control and industrial load switching applications.
£33.62
Why Choose the ABB 1SAL100572R9901 Mini Contactor?
The ABB 1SAL100572R9901 is a compact and energy-efficient mini contactor designed for reliable switching and control of electrical loads in residential, commercial and industrial applications. As part of the ABB MC1I Mini Contactor series, it is optimised for direct control by PLC outputs thanks to its low energy consumption coil, while maintaining dependable switching performance in space-limited installations.
This mini contactor features a three-pole main contact configuration, a 24 V DC control coil, and an integrated 1 NO auxiliary contact. The MC1I310ATD design includes screw terminals and supports wall or DIN rail mounting, making it suitable for compact control panels and automation systems.
With a rated operational power of 4 kW at 400 V AC in AC-3 applications and a 20 A AC-1 rated operational current, the ABB 1SAL100572R9901 is suitable for controlling single and three-phase loads, motors and industrial control circuits where reliable switching and reduced installation space are required.
Key Advantages
- Compact mini contactor designed for space-saving installations.
- 24 V DC low-energy coil suitable for direct PLC control.
- 4 kW AC-3 motor switching capacity at 400 V AC.
- 3 normally open main contacts for reliable power switching.
- Integrated 1 normally open auxiliary contact for control and feedback circuits.
- Suitable for wall or DIN rail mounting applications.
Key Features
- ABB MC1I Mini contactor series.
- MC1I310ATD mini contactor.
- 24 V DC control supply.
- 3-pole main contact configuration.
- 1 NO auxiliary contact.
- 9 A AC-3 rated current at 400 V AC.
- 20 A AC-1 rated current at 400 V AC.
- Low coil power consumption for PLC-compatible switching.
- Compact design for automation and industrial control panels.
Reliable Switching for Industrial Automation
Mini contactors such as the ABB 1SAL100572R9901 provide dependable electrical switching for motors, machines and control signals. Their low-energy coil technology allows direct PLC control while reducing power consumption in modern automation systems.
The ABB MC1I Mini contactor range is designed for applications where reliable performance, compact dimensions and efficient control panel design are essential. The series is suitable for residential, commercial and industrial installations requiring switching of single or three-phase loads.
Typical Applications
- Industrial automation control panels.
- Machine building and OEM equipment.
- PLC-controlled switching applications.
- Motor starters and control circuits.
- Pumps, fans and auxiliary equipment.
- Residential and commercial electrical installations.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 24 V | |
| Power | 4 kW | |
| Current | 9 A | |
| Coil / Supply Voltage | 24 V DC | |
| Device Type | Mini contactor | |
| Auxiliary Contacts | 1NO | |
| Coil Type | DC | |
| Current AC-1 | 20 A | |
| Manufacturer | ABB | |
| Series | MC1I Mini Contactors | |
| Model | 1SAL100572R9901 | |
| Contactor type | MC1I310ATD | |
| Product type | Mini contactor | |
| Control voltage | 24 V DC | |
| Coil consumption | 1.2 W | |
| Main contacts | 3 NO | |
| Auxiliary contacts | 1 NO | |
| Rated operational current AC-1 | 20 A at 400 V AC | |
| Rated operational current AC-3 | 9 A at 400 V AC | |
| Rated operational power AC-3 | 4 kW at 400 V AC | |
| Rated operational current AC-4 | 9 A at 400 V AC | |
| Rated operational power AC-4 | 4 kW at 400 V AC | |
| Connection type | Screw terminals | |
| Mounting type | Wall or 35 mm DIN rail mounting | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | approx. 48 × 45 × 68 mm | |
| Weight | approx. 0.25 kg |
Frequently Asked Questions
What is the ABB 1SAL100572R9901 used for?
The ABB 1SAL100572R9901 is a mini contactor used for switching motors, electrical loads and control signals in industrial automation and electrical installations.
What control voltage does this contactor require?
The contactor operates with a 24 V DC control supply.
What motor power can the contactor switch?
The contactor can switch motors up to 4 kW at 400 V AC in AC-3 applications.
How many main contacts are included?
The ABB 1SAL100572R9901 includes three normally open main contacts and one normally open auxiliary contact.
How is this mini contactor installed?
The device is suitable for wall or DIN rail mounting inside electrical control panels.
Trusted for Industrial Switching Solutions
ABB mini contactors are widely used by automation engineers and machine builders to deliver reliable, compact and energy-efficient switching solutions for modern electrical systems.
