Siemens SIRIUS 3RT2037-3EL20 Power Contactor, 65A, 30kW, 230V AC, RC Element, Size S2, Spring-Loaded Terminals Original Brand New

Overview

The Siemens SIRIUS 3RT2037-3EL20 is a high-performance 3-pole power contactor designed for reliable switching of motors and other resistive loads. As part of the SIRIUS modular system, it offers a compact and robust solution for various industrial applications. Rated for AC-3e/AC-3 operation at 65 A and up to 30 kW at 400 V, this contactor is engineered for efficiency and durability. It features a 230 V AC control voltage (50/60 Hz) and comes with an integrated, plugged-in RC element to suppress voltage peaks and protect sensitive components. The size S2 frame ensures a balance between power handling and space-saving design.

Key Benefit

• Enhanced Protection: The integrated RC element effectively dampens switching surges, protecting the control circuit and prolonging the lifespan of connected equipment.
• Versatile Connectivity: A combination of screw terminals for the main circuit and innovative spring-loaded terminals for the control and auxiliary circuits allows for both robust power connections and quick, vibration-proof wiring.
• Space-Efficient Design: Its compact Size S2 form factor helps optimize control cabinet space without compromising on performance.
• High Reliability: Engineered for AC-3e/AC-3 applications, this contactor provides a dependable and long-lasting solution for frequent switching operations.
• Flexible Auxiliary Contacts: Includes 1 NO (Normally Open) and 1 NC (Normally Closed) auxiliary contact, offering a variety of signaling and interlocking possibilities.

Function & Features:

• Product Number: Siemens 3RT2037-3EL20
• Type: Power Contactor (AC-3e/AC-3)
• Current Rating: 65 A
• Power Rating: 30 kW at 400 V
• Poles: 3-pole
• Control Voltage: 230 V AC, 50/60 Hz
• Auxiliary Contacts: 1 NO + 1 NC
• Circuit Protection: Plugged-in RC element
• Terminals:
  • Main Circuit: Screw Terminal
  • Control & Auxiliary Circuit: Spring-Loaded Terminal
• Size: S2
• Series: Siemens SIRIUS 3RT

Ideal Application

This Siemens power contactor is ideal for controlling electric motors, fans, pumps, and heating systems in a wide range of industrial environments, including automation, machinery, and control panel construction.

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