Siemens 3RT2035-1AU04 Power Contactor S2, 41A, 240V AC, 2NO+2NC Original Brand New

Overview

The Siemens 3RT2035-1AU04 is a high-performance SIRIUS series power contactor designed for reliable switching of motors and electrical loads. This robust 3-pole contactor is engineered for demanding industrial applications, offering exceptional durability and a compact design. With a rated current of 41 A and a power rating of 18.5 kW at 400 V AC, it provides efficient and safe operation.

The contactor features a 240 V AC, 50 Hz control voltage and includes a built-in removable auxiliary switch with a configuration of 2 normally open (NO) and 2 normally closed (NC) contacts, providing enhanced flexibility for control circuits. The use of secure screw terminals ensures easy and reliable wiring. Its size S2 form factor makes it an ideal solution for space-saving installations in control cabinets.

Key Benefit

• High Performance & Reliability: Part of the globally recognized Siemens SIRIUS product line, ensuring long-term operational reliability and superior performance in critical applications.
• Versatile Application: Suitable for a wide range of motor and load switching tasks, from standard motors to resistive loads.
• Enhanced Control: The integrated 2 NO + 2 NC auxiliary contacts provide versatile options for interlocking, signaling, and control circuit integration without the need for additional modules.
• Simplified Installation: The screw terminals offer a secure and straightforward wiring connection, while the removable auxiliary switch simplifies maintenance and modification.
• Space-Efficient Design: The compact S2 size allows for high-density installations, optimizing space within control panels and electrical enclosures.
• Global Standards: Compliant with international standards (IEC 60947), ensuring compatibility and safety for global use.

Technical Specification

• Product Number: 3RT2035-1AU04
• Product Type: Power Contactor
• Series: SIRIUS 3RT2
• Rated Operating Current (AC-3e/AC-3): 41 A (at up to 400 V)
• Rated Power (AC-3e/AC-3): 18.5 kW (at 400 V)
• Number of Poles: 3-pole
• Control Supply Voltage (Uc): 240 V AC, 50 Hz
• Auxiliary Contacts: 2 NO + 2 NC (built-in, removable)
• Terminal Type: Screw Terminal
• Size: S2
• Mounting: Standard rail or screw fixing
• Ambient Temperature: -25 to +60 °C

Application

• Motor control and starting
• Switching of resistive loads
• Pump and fan control systems
• Conveyor systems
• HVAC systems
• General industrial automation and machinery

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