Siemens 3RT1054-1XJ46-0LA2 Power Contactor 115A, 55kW / 400V, PLC Input 24-110V DC Original Brand New

Overview

The Siemens 3RT1054-1XJ46-0LA2 is a high-performance power contactor designed for industrial automation and control systems. With a rated operational current of 115 A and power capacity of 55 kW at 400 V AC, this 3-pole contactor ensures reliable switching of electrical loads. It features an electronic drive, auxiliary contacts (2 NO + 2 NC), and PLC-compatible input ranging from 24-110 V DC, making it ideal for smart control panels and modern industrial setups.

Key Features & Benefit

• High Performance: AC-3e / AC-3 rated for 115 A, supporting motors up to 55 kW at 400 V.

• Reliable Switching: 3-pole main circuit ensures safe and efficient load management.

• Advanced Control: PLC input compatible from 24-110 V DC for seamless integration with automation systems.

• Flexible Operation: Electronic drive for precise control and long-lasting operation.

• Auxiliary Contacts: 2 NO + 2 NC auxiliary contacts for monitoring and signaling functions.

• Durable Design: Main circuit uses box terminals; control and auxiliary circuits use screw terminals for secure connections.

• Wide Applications: Suitable for industrial machinery, HVAC systems, motor control, and automation panels.

Function

1. Switching and controlling electrical power in industrial circuits.

2. Integration with PLC systems for automated operations.

3. Monitoring and signaling through auxiliary contacts.

4. Protection of motors and industrial devices from overloads.

Technical Specification

• Product Number: 3RT1054-1XJ46-0LA2

• Type: Power Contactor

• Rated Operational Current (AC-3 / AC-3e): 115 A

• Rated Power: 55 kW / 400 V

• Coil Voltage: Uc 72 V DC (0.7–1.25)

• PLC Input: 24-110 V DC

• Poles: 3-pole

• Auxiliary Contacts: 2 NO + 2 NC

• Drive: Electronic

• Main Circuit Terminal: Box

• Control & Auxiliary Circuit Terminal: Screw

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