Siemens 3RT1054-6AU36 SIRIUS Power Contactor 115 A, 55 kW, AC/DC Coil Original Brand New

Overview

The Siemens 3RT1054-6AU36 is a robust and reliable SIRIUS power contactor designed for high-performance switching applications in industrial environments. It’s engineered to meet the demands of motor control and load switching, offering a high current rating of 115 A (AC-3e/AC-3) and a power output of 55 kW at 400 V. This contactor is part of the SIRIUS modular system, ensuring seamless integration with other Siemens control products.

Key Function

This power contactor serves as an electrical switch for controlling high-power circuits. It’s specifically used for switching electric motors and other heavy-duty loads. Its key functions include:

• ON/OFF Switching: Electrically isolates or connects a motor to the power supply.
• High Current Handling: Capable of managing continuous currents up to 115 A.
• Overload Protection (when used with an overload relay): Integral part of a motor starter circuit for protecting motors from overcurrent.

Benefit

• Versatile Power Supply: Operates with a wide control voltage range of 240-277 V for both AC and DC control circuits, offering flexibility.
• Durable Design: The robust construction and high-quality materials ensure a long service life and reliable operation in demanding industrial conditions.
• Easy Installation: Features busbar connections for the main circuit and screw terminals for the control and auxiliary circuits, simplifying wiring.
• Enhanced Safety: Includes 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts for signaling and interlocking circuits, improving operational safety and control logic.

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