Siemens SIRIUS 3RT1054-6XJ46-0LA2 Power Contactor 115A, 55kW, 72V DC Coil, 2NO+2NC Aux Contacts Original Brand New

Overview

The Siemens SIRIUS 3RT1054-6XJ46-0LA2 is a high-performance power contactor designed for reliable switching of motors and other electrical loads in industrial environments. This 3-pole contactor is part of the renowned SIRIUS series, known for its compact design, robust construction, and exceptional electrical performance. It is specifically engineered for AC-3e/AC-3 applications, handling a rated operational current of 115 A and a power output of 55 kW at 400 V.

Key Features & Function

• High Power Rating: Capable of handling a rated operational current up to 115 A and a motor power of 55 kW (at 400 V), making it suitable for a wide range of demanding industrial applications.
• Flexible Control: Features an electronic drive with a 72V DC control voltage (Uc​), with a wide tolerance range (0.7-1.25). This ensures reliable operation even with voltage fluctuations.
• PLC Compatibility: The integrated PLC input (24-110V DC) allows for direct and seamless integration into automated control systems, simplifying wiring and reducing installation time.
• Integrated Auxiliary Contacts: Equipped with 2 NO (Normally Open) and 2 NC (Normally Closed) auxiliary contacts, providing versatile signaling and interlocking options for complex control circuits.
• Robust Connection: The main circuit utilizes a busbar connection for secure and high-current power distribution, while the control and auxiliary circuits use reliable screw terminals for easy and safe wiring.
• Durable Design: As part of the Siemens SIRIUS family, this contactor is built for a long service life, high switching frequency, and reliable operation under harsh industrial conditions.

Benefit

• Enhanced Reliability: The electronic drive provides a stable and predictable switching performance, minimizing contact wear and extending product life.
• Simplified Integration: Direct PLC input and integrated auxiliary contacts streamline the design and implementation of control panels.
• Space-Saving Solution: Its compact design allows for higher component density in control cabinets, optimizing valuable space.
• Global Standard Compliance: Adheres to international standards such as IEC 60947, ensuring safety, quality, and interoperability.
• Reduced Maintenance: The robust construction and high-quality materials reduce the need for frequent maintenance, leading to lower total cost of ownership.

Application

• Motor control and starting (AC-3e/AC-3)
• Switching of resistive loads (AC-1)
• Industrial automation and control systems
• Pump and fan control
• HVAC systems

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