Siemens 3TB3922-0XH0 Contactor, 48V AC, 2.2 kW, 1NO + 1NC Aux, Size 0 Original Brand New

Overview

The Siemens 3TB3922-0XH0 is a reliable and compact 3-pole AC contactor designed for switching resistive and inductive loads up to 2.2 kW. Operating on a 48V AC control voltage at 50 Hz, this size 0 contactor is ideal for various industrial applications. It features a robust screw connection for secure wiring and includes one normally open (NO) and one normally closed (NC) auxiliary contact, providing enhanced control and signaling capabilities.

Key Benefit

• Reliable Performance: Engineered by Siemens, a leader in industrial automation, for long-lasting and consistent operation.
• Space-Saving Design: The compact size 0 footprint allows for efficient use of panel space.
• Versatile Auxiliary Contacts: The integrated 1 NO + 1 NC contacts enable flexible control circuit designs and status monitoring.
• Secure Connection: Screw terminals ensure a reliable and durable electrical connection, minimizing maintenance needs.
• Globally Recognized: Complies with international standards, making it suitable for a wide range of global applications.

Function

This contactor’s primary function is to safely and remotely switch a three-phase power circuit. It’s commonly used in motor control circuits, heating systems, and lighting applications. The auxiliary contacts provide feedback to the control system, indicating the contactor’s state (on or off), which is essential for interlocking and status reporting.

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