Why Choose the ABB MC2C310ATWED-RAIL 1SAL102022R9912 Mini Contactor?
The ABB MC2C310ATWED-RAIL 1SAL102022R9912 is a compact, dimension-optimised three-pole DC-operated mini contactor designed for reliable switching in railway and industrial electrical systems. It features 3 normally open (NO) main contacts and an integrated 1NO auxiliary contact, providing power switching and auxiliary signalling within a space-efficient device.
Developed as part of ABB's MC2C-RAIL mini contactor range, this model uses screw terminals and is designed for demanding rolling stock applications. The MC2C-RAIL range complies with key rolling stock standards including IEC 60947-4-1, IEC 60947-5-1 and IEC 60077-1/-2, as well as applicable parts of EN 50155, with shock and vibration resistance according to IEC 61373 Category 1, Class B.
With a rated operational motor power of 5.5 kW at AC-3, 400 V, an AC-1 rating of 20 A and operation at up to 690 V, the MC2C310ATWED-RAIL provides capable switching performance in a compact format. Its control circuit operates across 24–41 V DC, with a nominal 33 V DC designation, making it suitable for DC-controlled railway and industrial systems.
Key Advantages
- Compact three-pole mini contactor designed for railway applications.
- 5.5 kW AC-3 motor rating at 400 V.
- 20 A AC-1 rating for load switching applications.
- 24–41 V DC control voltage range.
- Integrated 1NO auxiliary contact for signalling and control functions.
- Suitable for rail or wall mounting in space-conscious installations.
Key Features
- ABB MC2C-RAIL mini contactor series.
- 3 normally open main contacts.
- 1 normally open auxiliary contact.
- 5.5 kW rated operational motor power at AC-3, 400 V.
- 20 A rated operational current at AC-1.
- Suitable for applications up to 690 V.
- 24–41 V DC control circuit voltage.
- 33 V DC nominal control voltage designation.
- Screw terminal electrical connections.
- Shock and vibration resistance according to IEC 61373 Category 1, Class B.
Compact Switching for Railway and Industrial Systems
Mini contactors provide electrically controlled switching of power loads while occupying less installation space than conventional contactors. The ABB MC2C-RAIL range combines compact dimensions with DC control and an integrated auxiliary contact, making it suitable for applications where dependable switching performance and efficient use of panel space are important.
The MC2C310ATWED-RAIL is designed to meet demanding rolling stock requirements and can be installed in passenger or driver areas of trains. Its compliance with railway-related standards, together with shock and vibration resistance, supports reliable operation in rail vehicles and other demanding electrical control applications.
Typical Applications
- Railway rolling stock electrical systems.
- Passenger and driver compartment electrical equipment.
- Single-phase and three-phase load switching.
- Three-phase motor control.
- Industrial machinery control.
- Compact electrical control panels.
