Siemens 3RT2045-1AV60 SIRIUS 3RT2 Power Contactor AC-3e/AC-3, 80A, S3, 480V AC Original Brand New

Overview

The Siemens 3RT2045-1AV60 is a high-performance power contactor from the trusted SIRIUS 3RT2 series, engineered for reliable and efficient motor control in industrial applications. This robust device is designed to switch loads up to 80 A (AC-3e/AC-3), making it an ideal choice for controlling motors with a rated power of up to 37 kW at 400 V.

Part of the compact and powerful S3 size range, this 3-pole contactor is built for durability and long-term operation. Its 480 V AC, 60 Hz coil ensures seamless integration into a wide range of electrical systems, particularly those common in North American industrial settings. With its integrated 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts, the 3RT2045-1AV60 provides essential feedback and control capabilities, simplifying complex automation circuits.

Key Features & Specification

• Product Number: 3RT2045-1AV60
• Product Type: Power Contactor
• Series: SIRIUS 3RT2
• Rated Operational Current (AC-3e/AC-3): 80 A
• Rated Power (at 400 V): 37 kW
• Number of Poles: 3
• Control Supply Voltage: 480 V AC, 60 Hz
• Auxiliary Contacts: 1 NO (Normally Open) + 1 NC (Normally Closed)
• Terminal Type: Screw Terminal
• Size: S3
• Standard: IEC 60947

Benefit

• Reliable Motor Control: Designed for AC-3e/AC-3 switching, ensuring stable and safe operation of motors.
• Compact & Space-Saving: The S3 size offers a high power-to-size ratio, optimizing panel space.
• Versatile Application: Suitable for a broad range of industrial applications, including motor switching, resistive loads, and general automation tasks.
• Enhanced Safety: Integrated auxiliary contacts provide status feedback, crucial for interlocking and safety circuits.
• Easy Installation: Features screw terminals for quick, secure, and reliable wiring connections.
• Durable & Long-Lasting: Built with high-quality materials to withstand harsh industrial environments and provide a long mechanical and electrical lifespan.

Function

The Siemens 3RT2045-1AV60 power contactor is a crucial component in electrical control systems. It acts as an electrically operated switch, primarily used to remotely control the switching of a high-power circuit. When the 480 V AC coil is energized, it creates a magnetic field that pulls the main contacts together, closing the circuit and supplying power to a connected load, such as a motor. The integrated auxiliary contacts switch simultaneously, providing a low-power signal that can be used for feedback to a PLC, indicator lights, or for interlocking other control devices.

Application

• Motor control and protection circuits
• HVAC systems
• Pump and fan control
• Conveyor systems
• Industrial machinery
• Building automation

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