Siemens 3RT1055-6XF46-0LA2 Power Contactor 150A, 75kW / 400V, 3-Pole AC-3e/AC-3 Original Brand New

Overview

The Siemens 3RT1055-6XF46-0LA2 power contactor is an advanced, high-performance solution designed for demanding industrial and railway applications. Engineered to deliver reliable switching and long operational life, this contactor operates at 150A, 75 kW / 400 V under AC-3e/AC-3 conditions, ensuring superior efficiency and control in your power distribution systems.

Built with electronic drive technology, busbar main circuit connection, and screw terminals for control and auxiliary circuits, it provides easy installation, robust connectivity, and stable operation under extended rated conditions compliant with IEC 60077 railway standards.

Key Features & Specification

• Model Number: Siemens 3RT1055-6XF46-0LA2

• Type: Power Contactor

• Rated Operational Current (Ie): 150 A (AC-3e/AC-3)

• Rated Power: 75 kW @ 400 V

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

• PLC Input Range: 24–110 V DC

• Poles: 3-Pole Main Circuit

• Auxiliary Contacts: 2 NO + 2 NC

• Drive Type: Electronic

• Main Circuit Connection: Busbar

• Control & Auxiliary Circuit Connection: Screw Terminal

• Standards Compliance: IEC 60077 (Railway Application)

• Extended Rated Conditions: Designed for long-term reliability in heavy-duty environments

Benefit

• High Reliability – Siemens’ robust contact technology ensures consistent performance and long service life.
• Versatile Application – Suitable for industrial automation, railway systems, and power control circuits.
• Energy Efficient – Optimized coil control reduces energy loss and heat generation.
• Compact & Easy Installation – Electronic drive and busbar connection simplify setup and integration.
• Compliant with IEC 60077 – Engineered to meet the rigorous demands of railway applications.

Application

• Industrial automation systems

• Railway traction and auxiliary circuits

• Power control and motor switching

• Energy distribution panels

• Manufacturing and process control equipment

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