Siemens 3TB4122-0XD0 Contactor: AC 50Hz, 42V Coil, 12A (400V), 5.5kW, 1 NO + 1 NC, Size 0, Screw Connection Original Brand New

Overview

The Siemens 3TB4122-0XD0 is a robust and reliable contactor designed for controlling electric motors and other resistive loads. It operates on an AC 50Hz power supply with a 42V AC coil for activation. This contactor is rated for 12A at 400V for AC-3 applications and can handle motor loads up to 5.5kW. It includes integrated auxiliary contacts, featuring 1 normally open (NO) and 1 normally closed (NC) contact, providing flexibility for control and signaling circuits. The compact Size 0 design and screw connection terminals ensure easy installation and secure wiring.

Key Benefit

• Reliable Performance: Engineered by Siemens, a leader in industrial automation, for consistent and long-lasting operation.
• Safety & Control: Safely and efficiently switches high-power circuits, protecting equipment from overloads and facilitating remote control.
• Versatile Application: Ideal for a wide range of industrial uses, including motor control, lighting systems, and heating applications.
• Easy Integration: Features standard screw connection terminals for straightforward installation into existing control panels and electrical systems.
• Space-Efficient: The Size 0 form factor minimizes the footprint in control cabinets, allowing for more compact designs.

Functions & Features

• Main Contacts: Three main power poles for switching the primary load circuit.
• Coil Voltage: Operates on a 42V AC control voltage at 50Hz.
• Current & Power Rating: Rated for 12A (at 400V) and 5.5kW, suitable for medium-duty motor applications.
• Auxiliary Contacts: Integrated 1 NO and 1 NC contacts for feedback, interlocking, and control circuit logic.
• Connection Type: Secure and reliable screw connection terminals for all power and control wiring.

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