Siemens SIRIUS 3RT1054-6PP35 Power Contactor, 115 A, 55 kW, AC/DC 200-277 V, PLC Input Original Brand New

Overview

The Siemens SIRIUS 3RT1054-6PP35 is a high-performance 3-pole power contactor designed for reliable and efficient switching of electric motors and other resistive loads. It features an advanced electronic drive and integrated PLC input (24 V DC), making it ideal for modern industrial automation systems.

This contactor is engineered for demanding applications, handling a rated current of 115 A and a power output of 55 kW at 400 V. A key feature is the remaining lifetime signal, which provides a predictive maintenance alert, minimizing unexpected downtime.

Key Features & Benefit

• High Power Rating: Capable of handling up to 115 A and 55 kW, suitable for heavy-duty industrial machinery.
• Versatile AC/DC Control: Operates with a wide control supply voltage range of 200-277 V, compatible with both AC (50-60 Hz) and DC power sources.
• Electronic Drive: Ensures precise and reliable switching, reducing wear and tear on the contacts.
• PLC Input (24 V DC): Direct integration with programmable logic controllers simplifies control and automation wiring.
• Auxiliary Contacts: Includes 1 NO + 1 NC auxiliary contacts for signaling and interlocking functions.
• Easy Installation: Features a busbar connection for the main circuit and screw terminals for the control and auxiliary circuits, allowing for flexible and secure installation.
• Predictive Maintenance: The built-in remaining lifetime signal provides a proactive warning, enabling timely replacement and preventing equipment failure.

Function

The Siemens 3RT1054-6PP35 acts as an electromechanical switch that can be remotely controlled to connect or disconnect a power circuit. It’s primarily used in motor control centers, industrial panels, and automation systems to manage the starting, stopping, and reversing of motors, as well as to switch other high-current loads. Its electronic drive and PLC compatibility allow for seamless integration into complex control loops, ensuring precise operation and system stability.

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