3RT1456-2XJ46-0LA2

Description

Overview

The Siemens 3RT1456-2XJ46-0LA2 is a robust and reliable power contactor engineered for demanding industrial and railway environments. Rated AC-1 at 275 A / 690 V and 40°C, this 3-pole contactor ensures efficient switching of high-power loads while offering advanced electronic control and enhanced safety features. Its PLC-compatible input (24-110 V DC) and electronic auxiliary contacts (2 NO + 2 NC) make it ideal for automated systems. With spring-loaded terminals and extended rated conditions, it guarantees consistent performance in heavy-duty applications.

Key Benefit

• High Load Capacity: Handles AC-1 loads up to 275 A and 690 V efficiently.

• Versatile Control: PLC input compatible from 24–110 V DC, ideal for automation.

• Reliable Auxiliary Contacts: 2 NO + 2 NC contacts for enhanced control functionality.

• Robust Construction: Spring-loaded terminals and busbar-compatible main circuit.

• Railway & Industrial Rated: Meets IEC 60077 standards for extended rated conditions.

• Durable & Safe: Designed for heavy-duty and continuous operation environments.

Functions & Features

• 3-Pole AC-1 Power Switching: Efficient switching of high-power circuits.

• Electronic Drive & Control: Smooth and precise operation with reduced mechanical wear.

• Auxiliary Contacts: 2 NO + 2 NC provide flexible control and signaling options.

• Extended Rated Condition: Reliable performance under harsh industrial conditions.

• IEC 60077 Compliance: Ensures high safety and reliability for railway applications.

Technical Specification

• Type: Siemens 3RT1456-2XJ46-0LA2

• Rated Current: AC-1 275 A

• Rated Voltage: 690 V

• Poles: 3

• Control Voltage: Uc: 110 V DC (0.7-1.25)

• PLC Input: 24–110 V DC

• Auxiliary Contacts: 2 NO + 2 NC

• Terminals: Spring-loaded

• Main Circuit: Busbar

• Standard: IEC 60077

• Ambient Temperature: 40 °C

Application

This contactor is the ideal choice for switching motors, heating elements, or general loads in:

• Railway and Mass Transit Systems (Rolling Stock)

• Heavy-Duty Industrial Machinery

• Power Distribution Systems in Harsh Climates

• Any application requiring IEC 60077 compliance

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