Siemens 3TB4422-0XR0 Contactor, 32A, 15kW, 415V AC, 1NO+1NC Aux Contacts, Size 2 Original Brand New

Overview

The Siemens 3TB4422-0XR0 is a high-performance 3-pole contactor designed for reliable switching of AC loads. This robust Size 2 contactor is engineered for use in demanding industrial applications, offering exceptional durability and a long service life. Its compact design and screw connection terminals simplify installation and maintenance, making it an ideal choice for motor control, heating, lighting, and general electrical switching systems.

Technical Specification

• Product Number: Siemens 3TB4422-0XR0
• Contactor Type: AC Contactor
• Operating Frequency: 50 Hz
• Rated Operational Voltage: 415V AC
• Rated Operational Current (AC3): 32A
• Rated Power (AC3): 15 kW at 400V
• Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)
• Frame Size: Size 2
• Connection Type: Screw Terminals
• Country of Origin: Germany

Key Benefit

• Reliable Performance: Built with Siemens’ renowned engineering quality, the 3TB4422-0XR0 provides consistent and dependable switching operations, minimizing downtime and maintenance costs.
• Efficient Power Handling: With a 32A current rating and 15kW power handling capacity, it is perfectly suited for medium-duty motor and power circuit control.
• Versatile Auxiliary Contacts: The integrated 1 NO + 1 NC auxiliary contacts allow for easy integration into complex control circuits, providing feedback signals for status monitoring and interlocking.
• Easy Installation: The use of standard screw terminals ensures a secure and straightforward wiring process, saving time during setup.
• Robust & Durable: Constructed with high-quality materials, this contactor is built to withstand harsh industrial environments and provide a long operational lifespan.

Functionality & Application

The Siemens 3TB4422-0XR0 contactor’s primary function is to remotely switch an electrical power circuit. It is widely used in:

• Motor Control: Starting and stopping three-phase motors in industrial machinery, pumps, fans, and conveyor systems.
• Heating and Lighting: Controlling high-current heating elements and lighting circuits in commercial buildings and industrial facilities.
• Power Switching: Acting as a main switch for various electrical circuits and equipment.
• Automation Systems: Used in conjunction with PLCs and other control devices for automated processes.

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