Siemens SIRIUS 3RT2045-1AR60 Power Contactor, 3-Pole, 80A, 37 kW, 400V AC, S3 Size Original Brand New

Overview

The Siemens SIRIUS 3RT2045-1AR60 is a robust and high-performance power contactor designed for reliable switching of motors and other industrial loads. As part of the SIRIUS 3RT series, this contactor is engineered for demanding applications, offering excellent durability and operational efficiency. It is rated for AC-3e/AC-3 operations at 80 A and is capable of handling motor loads up to 37 kW at 400 V. The compact size S3 design allows for space-saving integration within control cabinets.

Key Benefit

• High Performance & Reliability: Built to a high standard, this contactor ensures long-term reliability and consistent performance in demanding industrial environments.
• Versatile AC-3e/AC-3 Rating: Suitable for a wide range of applications, including normal starting, stopping, and reversing of squirrel-cage motors. The AC-3e rating provides improved efficiency and longevity.
• Enhanced Safety: Equipped with 1 normally open (NO) and 1 normally closed (NC) auxiliary contacts, providing flexible options for control circuit integration and status signaling.
• Secure Screw Terminals: The screw terminals ensure a strong, reliable, and secure electrical connection, minimizing the risk of loose wiring and downtime.
• Global Compatibility: Operates on both 400 V AC at 50 Hz and 400-440 V AC at 60 Hz, making it suitable for a wide range of international power systems.

Function & Features

• Switching Capability: Designed for switching of three-phase motors and resistive loads.
• Auxiliary Contacts: Includes an integrated 1 NO + 1 NC auxiliary contact block for use in control and signaling circuits.
• Coil Voltage: Operates on 400 V AC at 50 Hz or 400-440 V AC at 60 Hz.
• Mounting: Can be mounted on a DIN rail or with screws for flexible installation.
• Size S3: Compact design optimized for efficient use of space within industrial control panels.

Technical Specification

• Product Number: 3RT2045-1AR60
• Product Type: Power Contactor
• Main Poles: 3-pole
• Current Rating: 80 A (AC-3e/AC-3)
• Power Rating: 37 kW at 400 V
• Operating Voltage: 400 V AC, 50 Hz / 400-440 V AC, 60 Hz
• Auxiliary Contacts: 1 NO + 1 NC
• Terminal Type: Screw terminals
• Size: S3
• Series: SIRIUS 3RT2

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