Siemens 3RT2037-3AV00 SIRIUS Power Contactor, 65A, 30kW, 400V AC, Size S2, Spring-Loaded Terminal Original Brand New

Overview

The Siemens 3RT2037-3AV00 is a high-performance SIRIUS series power contactor designed for reliable switching of motors and other electrical loads. This robust 3-pole contactor is rated for AC-3e/AC-3 operation, handling up to 65 A and 30 kW at 400 V. Its compact Size S2 design makes it ideal for a wide range of industrial applications where space is a consideration.

Featuring a versatile terminal configuration with screw terminals for the main circuit and spring-loaded terminals for the control and auxiliary circuits, this contactor offers both secure and fast wiring options. The integrated 1 NO + 1 NC auxiliary contacts provide essential feedback and control flexibility.

Features & Benefit

• High Performance: Rated for 65 A and 30 kW at 400 V, providing reliable switching for demanding motor control applications.
• Versatile Terminal Technology: The combination of screw terminals for the main circuit ensures a strong, secure connection, while the innovative spring-loaded terminals for control and auxiliary circuits allow for quick, tool-free wiring, reducing installation time and costs.
• Integrated Auxiliary Contacts: The built-in 1 NO and 1 NC auxiliary contacts offer enhanced functionality for control circuits, enabling status indication and interlocking.
• Compact Design: As a Size S2 contactor from the SIRIUS line, it delivers high power density in a space-saving footprint, optimizing panel layout.
• Global Standard Compliance: Engineered to meet international standards for quality and safety, ensuring reliable and secure operation in various industrial environments.
• Durable and Long-lasting: Built with high-quality materials and Siemens’ renowned engineering, this contactor provides a long service life and high operational reliability.

Function

The Siemens 3RT2037-3AV00 power contactor serves as a crucial component in industrial automation and motor control systems. Its primary functions include:

• Switching: Efficiently switching electrical power to motors, heaters, and other inductive or resistive loads.
• Control: Serving as a key interface between the control circuit (e.g., PLC, pushbuttons) and the main power circuit.
• Protection: Used in conjunction with overload relays (e.g., Siemens 3RU21 or 3RB30) to provide protection against motor overloads.
• Remote Operation: Enabling remote control of equipment, enhancing operational safety and efficiency.

Technical Specification

• Product Number: Siemens 3RT2037-3AV00
• Type: Power Contactor, SIRIUS series
• Poles: 3-pole
• Rated Current (AC-3e/AC-3): 65 A
• Rated Power (AC-3): 30 kW / 400 V
• Control Voltage: 400 V AC, 50 Hz
• Auxiliary Contacts: 1 NO + 1 NC
• Main Circuit Connection: Screw Terminal
• Control/Auxiliary Circuit Connection: Spring-Loaded Terminal
• Size: S2
• Mounting: Standard DIN rail or screw mounting

Application

Ideal for use in:

• Industrial machine control panels
• Motor starters and soft starters
• Pump and fan control systems
• Heating, ventilation, and air conditioning (HVAC) systems
• Lighting control and distribution systems

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