Siemens 3RT1076-2XB46-0LA2 Power Contactor AC-3e/AC-3 500 A, 250 kW, 24 V DC Original Brand New

Overview

The Siemens 3RT1076-2XB46-0LA2 power contactor is engineered for high-power applications in industrial and railway systems. With a rated current of 500 A and capable of handling up to 250 kW at 400 V, this device ensures reliable switching and long-term operational safety. Its 3-pole configuration, combined with 2 NO + 2 NC auxiliary contacts, makes it ideal for automated control systems.

Designed with an electronic drive, a busbar main circuit, and spring-loaded terminals for the control and auxiliary circuits, this contactor supports extended rated conditions according to IEC 60077 standards, ensuring durability and compliance with international regulations.

Key Features & Function

• Rated Load & Current: AC-3e/AC-3 500 A, 250 kW at 400 V

• Control Voltage: 24 V DC x (0.7–1.25) PLC input; compatible with 24–110 V DC

• Poles & Contacts: 3-pole main circuit with 2 NO + 2 NC auxiliary contacts

• Drive Type: Electronic drive for precise switching

• Main Circuit Connection: Busbar for stable and low-resistance power distribution

• Control & Auxiliary Circuit: Spring-loaded terminals for secure and easy installation

• Standards Compliance: Extended rated condition compliant with IEC 60077 for railway applications

Benefit

• Reliable Performance: Handles high AC loads up to 500 A safely

• Versatile Compatibility: Supports a wide range of PLC control inputs (24–110 V DC)

• Durable Construction: Designed for long-term operation in industrial and railway systems

• Efficient Installation: Spring-loaded terminals reduce wiring time and improve connection reliability

• International Standards: Fully compliant with IEC 60077, ensuring safety and operational reliability

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