Siemens 3RT1066-6XB46-0LA2 Power Contactor 300A, 160kW, 24V DC Electronic Drive, Rail Certified Original Brand New

Overview

The Siemens 3RT1066-6XB46-0LA2 is a high-performance power contactor designed for industrial-grade switching applications, particularly in railway systems and other demanding environments. Engineered to deliver robust performance under extended rated conditions, this 3-pole contactor supports AC-3e/AC-3 utilization categories with a high switching capacity of 300 A and 160 kW at 400 V.

With a control voltage of 24 V DC and a PLC-compatible input range of 24-110 V DC, it offers seamless integration with modern automation systems. It features 2 NO + 2 NC auxiliary contacts, a durable electronic drive, busbar main circuit connection, and screw terminals for control and auxiliary circuits. Fully compliant with IEC 60077 standards, it’s ideal for railway and transportation sectors.

Key Benefit

• High Performance Switching: Rated for 300A and 160kW at 400V, ideal for high-load environments

• Railway-Compliant: Fully compliant with IEC 60077 for railway applications

• Wide Control Voltage Range: 24V DC coil with PLC input range of 24-110V DC

• Durable & Reliable: Electronic drive ensures long service life and stable performance

• Flexible Installation: Busbar connection for main circuit and screw terminals for control/auxiliary

• Enhanced Control: 2 NO + 2 NC auxiliary contacts for better control integration

Function & Application

The Siemens 3RT1066-6XB46-0LA2 functions as a switching element for motors, resistive loads, and other electrical devices in AC-3 and AC-3e duty applications. Commonly used in railway rolling stock, industrial automation systems, motor control centers, and heavy-duty switching panels where consistent performance under extended rated conditions is crucial.