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1SAL103577R9902 ABB MC2A310AT1 Mini Contactor Compact Control Contactor
ABB 1SAL103577R9902 mini contactor, a compact 24 V AC three-pole switching device designed for industrial automation, motor control and electrical load switching applications.
£27.73
Why Choose the ABB 1SAL103577R9902 Mini Contactor?
The ABB 1SAL103577R9902 is a compact and reliable mini contactor designed for switching and controlling electrical loads in industrial automation, machine building and control panel applications. As part of the ABB M Mini contactor series, it provides dependable switching performance in a space-saving design where reliable motor and load control is required.
This mini contactor features a three-pole main contact configuration, a 24 V AC control coil and an integrated 1 normally open auxiliary contact. The MC2A310AT1 design uses screw terminals and supports wall or DIN rail mounting, making it suitable for compact electrical control panels and industrial automation systems.
With a rated operational power of 5.5 kW at 400 V AC in AC-3 applications and a 20 A AC-1 rated operational current, the ABB 1SAL103577R9902 is suitable for controlling motors and electrical loads where compact installation and reliable switching performance are required.
Key Advantages
- Compact mini contactor designed for space-saving installations.
- 24 V AC coil voltage suitable for industrial control systems.
- 5.5 kW AC-3 motor switching capacity at 400 V AC.
- 3 normally open main contacts for dependable power switching.
- Integrated 1 normally open auxiliary contact for control and feedback circuits.
- Suitable for DIN rail or panel mounting applications.
Key Features
- ABB M Mini contactor series.
- MC2A310AT1 mini contactor.
- 24 V AC control supply.
- 3-pole main contact configuration.
- 1 NO auxiliary contact.
- 12 A AC-3 rated current at 400 V AC.
- 20 A AC-1 rated current at 400 V AC.
- Compact construction for industrial automation systems.
- Screw terminal connections for secure installation.
Reliable Switching for Industrial Automation
Mini contactors such as the ABB 1SAL103577R9902 provide dependable electrical switching for motors, machines and industrial loads. Their compact construction enables efficient control panel design while maintaining reliable switching performance in demanding applications.
The ABB M Mini contactor range combines compact dimensions with dependable operation, providing automation engineers and machine builders with an efficient solution for motor control, load switching and industrial electrical systems.
Typical Applications
- Industrial automation control panels.
- Machine building and OEM equipment.
- Motor starters and control circuits.
- Pumps, fans and ventilation systems.
- Building automation installations.
- Industrial electrical load switching.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 24 V | |
| Current | 12 A | |
| Power | 5.5 kW | |
| Coil / Supply Voltage | 24 V AC | |
| Device Type | Mini contactor | |
| Auxiliary Contacts | 1NO | |
| Coil Type | AC | |
| Current AC-1 | 20 A | |
| Manufacturer | ABB | |
| Series | M Mini Contactors | |
| Model | 1SAL103577R9902 | |
| Contactor type | MC2A310AT1 | |
| Product type | Mini contactor | |
| Control voltage | 24 V AC | |
| Frequency | 50 / 60 Hz | |
| Main contacts | 3 NO | |
| Auxiliary contacts | 1 NO | |
| Rated operational current AC-1 | 20 A at 400 V AC | |
| Rated operational current AC-3 | 12 A at 400 V AC | |
| Rated operational power AC-3 | 5.5 kW at 400 V AC | |
| Rated operational voltage | Up to 690 V AC | |
| Connection type | Screw terminals | |
| Mounting type | 35 mm DIN rail or panel mounting | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | approx. 48 × 45 × 56 mm | |
| Weight | approx. 0.17 kg |
Frequently Asked Questions
What is the ABB 1SAL103577R9902 used for?
The ABB 1SAL103577R9902 is a mini contactor used for switching motors, electrical loads and control circuits in industrial and automation applications.
What control voltage does this contactor require?
The contactor operates with a 24 V AC control supply.
What motor power can the contactor switch?
The contactor can switch motors up to 5.5 kW at 400 V AC in AC-3 applications.
How many main contacts are included?
The ABB 1SAL103577R9902 includes three normally open main contacts and one normally open auxiliary contact.
How is this mini contactor installed?
The device is designed for 35 mm DIN rail or panel 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 durable switching solutions for modern industrial systems.
