Why Choose the ABB MC2C301ATWED-RAIL 1SAL102042R9912 Mini Contactor?
The ABB MC2C301ATWED-RAIL 1SAL102042R9912 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 1 normally closed (NC) auxiliary contact, combining power switching and auxiliary signalling within a space-efficient device.
Developed as part of the ABB MC2C-RAIL mini contactor range, this model uses screw terminals and is designed for demanding rolling stock applications. It complies with IEC 60947-4-1, IEC 60947-5-1 and IEC 60077-1/-2, together with applicable requirements for railway equipment, and provides shock and vibration resistance according to IEC 61373 Category 1, Class B.
With a rated operational power of 5.5 kW at AC-3, 400 V, a rated operational current of 12 A at AC-3, 400 V and an AC-1 rating of 20 A at 400 V, the MC2C301ATWED-RAIL provides capable switching performance in a compact format. Its DC control voltage range is 24–41 V DC, and it is suitable for rail or wall mounting.
Key Advantages
- Compact three-pole mini contactor designed for railway applications.
- 5.5 kW AC-3 motor rating at 400 V.
- 12 A rated operational current at AC-3, 400 V.
- 20 A AC-1 rating at 400 V for load switching applications.
- 24–41 V DC control voltage range.
- Integrated 1NC auxiliary contact for signalling and control functions.
Key Features
- ABB MC2C-RAIL mini contactor series.
- 3 normally open main contacts.
- 1 normally closed auxiliary contact.
- 5.5 kW rated operational power at AC-3, 400 V.
- 12 A rated operational current at AC-3, 400 V.
- 20 A rated operational current at AC-1, 400 V.
- 4 kW rated operational power at AC-4, 400 V.
- 9 A rated operational current at AC-4, 400 V.
- 24–41 V DC control voltage.
- Screw terminal electrical connections.
- Rail or wall mounting.
- 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 MC2C301ATWED-RAIL is designed to meet demanding rolling stock requirements and can be used in railway electrical systems where resistance to shock and vibration is required. Its combination of compact construction, DC operation and railway-focused design also makes it suitable for demanding industrial 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.
