Why Choose the ABB MC2C400ATWED-RAIL 1SAL102106R9912 Mini Contactor?
The ABB MC2C400ATWED-RAIL 1SAL102106R9912 is a compact four-pole DC-operated mini contactor designed for reliable switching in railway and industrial electrical systems. Featuring 4 normally open (NO) main contacts, it provides four-pole load switching within a dimension-optimised device where installation space is limited.
Developed as part of the ABB MC2C-RAIL mini contactor range, the MC2C400ATWED-RAIL uses screw terminals and is designed for rolling stock applications. The range complies with IEC 60947-4-1, IEC 60947-5-1 and IEC 60077-1/-2 and applicable parts of EN 50155, with 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 MC2C400ATWED-RAIL provides capable switching performance in a compact format. Its DC control voltage range is 24–41 V DC, with a nominal 33 V DC designation, and it is suitable for rail or wall mounting.
Key Advantages
- Compact four-pole mini contactor designed for railway applications.
- 4NO main contact configuration for four-pole load switching.
- 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 with a nominal 33 V DC designation.
Key Features
- ABB MC2C-RAIL mini contactor series.
- 4 normally open main contacts.
- 5.5 kW rated operational power at AC-3, 400 V.
- 12 A rated operational current at AC-3, 400 V.
- 4 kW rated operational power at AC-4, 400 V.
- 9 A rated operational current at AC-4, 400 V.
- 20 A rated operational current at AC-1, 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 robust railway-focused construction, making it suitable for applications where dependable switching performance and efficient use of panel space are important.
The MC2C400ATWED-RAIL provides four normally open main poles for switching single-phase or three-phase loads. Its rolling stock design, resistance to shock and vibration and compact construction make it suitable for railway electrical equipment as well as 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.
