Siemens 3TB4322-0XN2 Contactor, 22A 11kW AC3, 220V AC Coil, 1NO+1NC Aux, Screw Connection, Size S2 Original Brand New

Overview

The Siemens 3TB4322-0XN2 is a robust and reliable 3-pole contactor designed for controlling three-phase electrical loads. Part of the SIRIUS family, this contactor is engineered for use in demanding industrial environments. It is ideal for switching motors, heating elements, and other inductive loads up to 11 kW (at 400 V AC3). The unit features a compact, space-saving design and is built to the highest quality standards, ensuring long-term operational stability and safety.

Features & Benefit

• High Performance: Rated for AC-3 applications up to 11 kW (400V) and a maximum current of 22 A, making it suitable for a wide range of motor control tasks.
• Versatile Coil Voltage: Operates with a 220V AC control voltage at both 50 Hz and 60 Hz, offering flexibility for use in different power systems worldwide.
• Integrated Auxiliary Contacts: Comes equipped with a pre-installed auxiliary contact block (1 Normally Open, 1 Normally Closed) for easy integration into control circuits for signaling or interlocking functions.
• Secure Screw Connections: Features durable screw-type terminals for secure and reliable wiring. This connection method is preferred for its robustness and ease of maintenance.
• Compact Design: The space-optimized footprint of Size S2 allows for efficient use of panel space, simplifying installation and reducing overall cabinet size.
• Durability and Reliability: Built by Siemens, a global leader in industrial automation, this contactor is designed to withstand harsh industrial conditions, ensuring a long service life with minimal maintenance.

Function

The Siemens 3TB4322-0XN2 contactor is primarily used for the following functions:

• Motor Control: Acts as a remote-controlled switch to turn on and off motors in various applications, such as pumps, fans, and conveyor systems.
• Load Switching: Efficiently switches other inductive and resistive loads, like heaters or transformers, from a distance.
• Control Circuit Interfacing: The auxiliary contacts can be used to provide feedback to a PLC (Programmable Logic Controller), signal the status of the main circuit, or create interlocking conditions in complex control systems.

Technical Specification

• Product Number: 3TB4322-0XN2
• Brand: Siemens
• Series: SIRIUS
• Operational Voltage (AC): 220V AC (50/60 Hz)
• Rated Power (AC-3, 400V): 11 kW
• Rated Current (AC-3, 400V): 22 A
• Main Poles: 3
• Auxiliary Contacts: 1 NO (Normally Open) + 1 NC (Normally Closed)
• Size: S2
• Connection Type: Screw terminals
• Mounting: Standard DIN rail or screw fixing

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