Siemens 3RT1466-6XJ46-0LA2 Power Contactor AC-1, 400A, 690V, 3-Pole, 110V DC Coil, PLC Input Drive Original Brand New

Overview

The Siemens 3RT1466-6XJ46-0LA2 is a high-performance industrial power contactor engineered for heavy-duty switching applications in rail, automation, and power systems. With an AC-1 current rating of 400 A, durable 3-pole architecture, and operation up to 690 V, it offers exceptional reliability in demanding environments. This model features a 110 V DC operating coil, wide PLC input range (24–110 V DC), electronic drive technology, and integrated auxiliary contacts (2 NO + 2 NC), ensuring maximum flexibility and precise control.

Designed according to IEC 60077 railway standards, this contactor is ideal for rail vehicles, transportation systems, power distribution units, and industrial control systems requiring extended operational reliability.

Benefit

High Switching Capacity

Handles 400 A AC-1 load at 690 V, suitable for large motors, transformers, and heavy-duty electrical loads.

Wide PLC Input Range

PLC-compatible input 24–110 V DC, allowing integration into a broad variety of automation systems.

Railway-Rated Performance

Meets IEC 60077 for extended environmental and operational endurance in transportation and rail applications.

Reliable Electronic Drive

Enhanced switching precision and reduced wear thanks to advanced electronic coil control.

Flexible Connection Options

Main circuit designed for busbar installation; control and auxiliary circuits use screw terminals for secure, maintenance-friendly wiring.

Built-In Auxiliary Contacts

Includes 2 NO + 2 NC auxiliary contacts for feedback, signaling, and circuit logic applications.

Function

• Switching and control of AC-1 loads up to 400 A

• 3-pole power switching operation at 690 V

• Electronic coil drive for stable and efficient performance

• PLC-compatible control input (24–110 V DC)

• Integration into rail and industrial control systems via IEC 60077 compliance

• Busbar main-circuit connection for streamlined installation

• Screw terminal connections for reliable auxiliary wiring

• Support for automation, distribution, and heavy-load switching