Siemens 3RT2037-1AP64 SIRIUS Power Contactor S2 Size, 65A, 30kW, 2 NO + 2 NC Aux, 220V AC Coil Original Brand New

Overview

The Siemens 3RT2037-1AP64 is a high-performance SIRIUS power contactor designed for demanding industrial applications. As part of the Siemens S2 size class, this contactor is engineered for reliability, efficiency, and safety in controlling AC motors and other inductive loads. With a rated operational current of 65A for AC-3e/AC-3 applications and a power rating of 30 kW at 400 V, it provides robust and dependable switching performance.

The integrated 2 NO (Normally Open) and 2 NC (Normally Closed) auxiliary contacts offer enhanced flexibility for control and signaling circuits. Its 220V AC (50 Hz) / 240V AC (60 Hz) coil voltage makes it suitable for a wide range of power systems. The user-friendly screw terminals and the innovative removable auxiliary switch design simplify installation and maintenance.

Key Features & Benefit

• High Performance: Rated for 65A (AC-3e/AC-3) and 30 kW, this contactor reliably handles high-power motor applications.
• Integrated Auxiliary Contacts: The built-in 2 NO + 2 NC auxiliary contacts reduce the need for external components, saving space and simplifying wiring.
• Flexible Coil Voltage: Compatible with both 220V AC (50 Hz) and 240V AC (60 Hz) systems, ensuring broad applicability.
• Robust & Compact Design: Part of the SIRIUS S2 size series, offering a compact footprint without compromising on performance or durability.
• Easy Installation: Features a convenient screw terminal system for secure and straightforward wiring connections.
• Removable Auxiliary Switch: The innovative design allows for easy addition, removal, or replacement of the auxiliary switch block, streamlining maintenance and configuration changes.
• Safety & Reliability: Manufactured by Siemens, a leader in industrial automation, ensuring high standards of quality, safety, and long-term reliability.

Function

The Siemens 3RT2037-1AP64 power contactor serves as an electromagnetic switch for controlling electrical power circuits. Its primary functions include:

• Motor Control: Switching AC motors on and off in various industrial machinery and systems.
• Load Switching: Controlling other high-current inductive loads like heating elements, transformers, and capacitors.
• Circuit Interruption: Providing a means to safely break the circuit in the event of an overload or other fault conditions when used in conjunction with a circuit breaker or overload relay.
• Remote Control: Enabling remote operation of equipment via a low-power control signal to the contactor’s coil.

Technical Specification

• Product Number: 3RT2037-1AP64
• Product Type: Power Contactor
• Series: SIRIUS 3RT2
• Size: S2
• Rated Operational Current (AC-3e/AC-3): 65 A
• Rated Operational Power (AC-3e/AC-3): 30 kW at 400 V
• Number of Poles: 3-pole
• Coil Voltage: 220 V AC (50 Hz) / 240 V AC (60 Hz)
• Auxiliary Contacts: 2 NO + 2 NC
• Terminal Type: Screw Terminal
• Special Feature: Removable auxiliary switch

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