Siemens SIRIUS 3RT2035-3AF00 Power Contactor AC-3e/AC-3, 41A, 18.5kW, 110V AC Coil, S2 Size Original Brand New

Overview

The Siemens SIRIUS 3RT2035-3AF00 is a high-performance, 3-pole power contactor designed for demanding industrial applications. As part of the renowned SIRIUS series, it offers exceptional reliability and efficiency for switching and controlling motors and other electrical loads.

This model features a robust design with a rated operational current of 41 A for AC-3e/AC-3 applications at 400 V, making it ideal for motor control up to 18.5 kW. The contactor is equipped with a 110 V AC, 50 Hz control voltage and includes a built-in 1 NO + 1 NC auxiliary contact for versatile control and signaling functions.

Key Benefit

• High Performance: Optimized for AC-3e/AC-3 applications, ensuring reliable switching of motors and heavy-duty loads.
• Space-Saving Design: The compact size S2 frame allows for efficient use of panel space.
• Versatile Connectivity: Features main circuit screw terminals for secure power connections and spring-loaded terminals for control and auxiliary circuits, enabling quick and reliable wiring without tools.
• Integrated Auxiliary Contacts: The pre-installed 1 NO + 1 NC auxiliary contacts simplify wiring and provide immediate functionality for status feedback and interlocking.
• Durable & Reliable: Built with Siemens’ renowned quality, ensuring a long operational life and high switching endurance under challenging industrial conditions.
• Global Compatibility: Designed to meet international standards (IEC, UL, CSA), making it suitable for worldwide use.

Function

The Siemens 3RT2035-3AF00 power contactor serves as a crucial component in industrial automation and control systems. Its primary functions include:

• Motor Switching: Safely and reliably switching on and off electric motors up to 18.5 kW.
• Load Control: Controlling various resistive and inductive loads in industrial machinery and processes.
• Circuit Interruption: Providing a means to remotely and automatically disconnect power to a load for safety or process control.
• Control Integration: The auxiliary contacts allow for integration into complex control circuits for interlocking, signaling, and feedback. The spring-loaded terminals on the control side ensure fast and secure connections for PLCs and other control devices.

Technical Specification

• Product Type: Power Contactor
• Series: Siemens SIRIUS 3RT2
• Product Number: 3RT2035-3AF00
• Number of Poles: 3-pole
• Rated Operational Current (Ie): 41 A (at AC-3e/AC-3, 400 V)
• Rated Power (P): 18.5 kW (at 400 V)
• Control Supply Voltage: 110 V AC, 50 Hz
• Auxiliary Contacts: 1 NO + 1 NC
• Main Circuit Connections: Screw Terminals
• Control/Auxiliary Circuit Connections: Spring-Loaded Terminals
• Frame Size: S2
• Standards: IEC, UL, CSA

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