Siemens SIRIUS 3RT2037-1AR60 Power Contactor 65A, 30kW, 400V AC, Size S2 with 1 NO + 1 NC Auxiliary Contacts Original Brand New

Overview

The Siemens 3RT2037-1AR60 is a high-performance SIRIUS 3RT2 series power contactor designed for reliable switching of motors and other industrial loads. As part of the advanced SIRIUS modular system, this contactor offers a compact design, exceptional reliability, and long service life. It is engineered to meet the demands of a wide range of applications in industrial automation and control systems, ensuring efficient and safe operation.

Key Features & Technical Specification

• Product Number: 3RT2037-1AR60
• Contactor Type: Power Contactor
• AC Operating Category: AC-3e/AC-3 (suitable for motor switching)
• Rated Operational Current: 65 A at 400 V
• Rated Power: 30 kW at 400 V
• Number of Poles: 3-pole
• Control Supply Voltage: 400 V AC, 50 Hz / 400-440 V, 60 Hz
• Auxiliary Contacts: 1 normally open (NO) + 1 normally closed (NC) integrated for control and status feedback
• Connection Type: Screw terminals for secure and easy wiring
• Size: Size S2, offering a compact footprint for space-saving installations
• Series: Siemens SIRIUS 3RT2

Benefit

• High Performance: Optimized for motor switching applications (AC-3e/AC-3), providing robust and reliable operation under demanding conditions.
• Versatile Application: Ideal for use in industrial control panels, motor starters, and automation systems across various sectors.
• Compact Design (Size S2): The space-saving design allows for higher density installations within control cabinets, reducing overall panel size and cost.
• Easy and Secure Wiring: Equipped with robust screw terminals that ensure a strong and reliable electrical connection, minimizing installation time and maintenance.
• Integrated Auxiliary Contacts: The built-in 1 NO + 1 NC auxiliary contacts simplify circuit design by providing immediate feedback on the contactor’s status without the need for additional modules.
• Trusted Siemens Quality: As a part of the Siemens SIRIUS family, this contactor is built to the highest standards of quality and durability, ensuring a long operational life and reduced downtime.

Function

The Siemens 3RT2037-1AR60 power contactor is an electromechanical switch used to control a high-power electrical circuit. When the coil is energized by the control voltage (400V AC), the contactor’s main contacts close, allowing current to flow to the connected load, such as a motor. When the coil is de-energized, the contacts open, interrupting the power flow. The integrated auxiliary contacts change state with the main contacts, providing signals for interlocking, control logic, and status indication in the control circuit.

Application

• Motor Control Systems
• HVAC Systems
• Pump and Fan Control
• Conveyor Systems
• Industrial Machinery
• General Load Switching

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