Siemens 3RT1075-6XF46-0LA2 SIRIUS Power Contactor, 400A, 200kW, 110V DC, Rail Applications Original Brand New

Overview

The Siemens 3RT1075-6XF46-0LA2 is a high-performance SIRIUS 3RT1 power contactor engineered for demanding industrial and rail applications. This robust 3-pole contactor is rated for AC-3e/AC-3 operation at 400 A and 200 kW at 400 V, making it suitable for controlling powerful motors and heavy loads.

Its unique features, including a PLC input range of 24-110 V DC and an extended rated condition for railway use (IEC 60077), ensure reliable performance in harsh and fluctuating environments. The contactor includes 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts for flexible control and monitoring.

Key Benefit

• Exceptional Durability: Built to withstand the rigorous conditions of rail transport and heavy industry, ensuring a long service life.
• High Performance: Handles large currents (400 A) and high power (200 kW), ideal for industrial machinery and motor control.
• PLC Integration: Features a wide-range PLC input (24-110 V DC), simplifying integration into modern automation systems.
• Flexible Connectivity: Main circuit busbar connections and screw terminals for control and auxiliary circuits provide versatile installation options.
• Safety & Reliability: Adherence to IEC 60077 standards guarantees safe and reliable operation in railroad applications.
• Space-Saving Design: The compact SIRIUS 3RT1 series design helps optimize panel space.

Function

• Motor Control: Serves as a primary switch for starting and stopping electric motors.
• Load Switching: Efficiently switches various resistive and inductive loads.
• System Integration: The electronic drive and PLC input allow for seamless integration into complex control systems.
• Auxiliary Control: The integrated 2 NO + 2 NC auxiliary contacts can be used for signaling, interlocking, and other control functions.
• Railroad Application: Specifically designed and certified for extended rated conditions in railroad environments, including rolling stock and signaling systems.

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