Siemens 3TB4422-0XK2 Contactor AC 50/60Hz, 120V, 32A, 15kW, 1NO + 1NC, Size 2, Screw Connection Original Brand New

Overview

The Siemens 3TB4422-0XK2 is a high-performance contactor designed for reliable switching of electrical loads in various industrial and commercial applications. This model is engineered to handle AC circuits operating at 50/60 Hz and is rated for a control voltage of 120 V AC. It’s built to withstand demanding conditions with a current rating of 32 A for AC-3 applications at 400 V, making it suitable for controlling motors up to 15 kW. The robust construction and reliable operation ensure long-term performance and safety.

Benefit

• High Reliability: Built with quality materials and Siemens’ engineering expertise, this contactor offers exceptional durability and a long service life, reducing maintenance costs.
• Efficient Performance: With a power rating of 15 kW and a current rating of 32 A, it efficiently handles motor control and other high-power applications.
• Versatile Auxiliary Contacts: The integrated 1 NO + 1 NC auxiliary contacts provide flexibility for creating complex control circuits and interlocks.
• Secure Connection: Screw terminals ensure a secure and reliable electrical connection, minimizing the risk of faults.
• Compact Design: The size 2 frame allows for installation in tight spaces without compromising on performance.

Function

The primary function of the Siemens 3TB4422-0XK2 is to act as an electrically controlled switch for a power circuit. It’s commonly used for:

• Motor control: Switching on and off electric motors in machinery and equipment.
• Lighting control: Managing large lighting circuits in industrial and commercial buildings.
• Heating and HVAC systems: Controlling heaters, pumps, and fans.
• Capacitor banks: Switching capacitor banks for power factor correction.

Technical Specification

• Product Number: 3TB4422-0XK2
• Type: Contactor
• Operating Frequency: 50/60 Hz
• Control Voltage: 120 V AC
• Rated Current (AC-3, 400 V): 32 A
• Rated Power (AC-3, 400 V): 15 kW
• Auxiliary Contacts: 1 NO (Normally Open) + 1 NC (Normally Closed)
• Size: 2
• Connection Type: Screw connection

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