Siemens 3TB3901-0XQ0 Contactor AC 50 Hz, 380V, 6A, 2.2kW, Size 0, 1 NC, Screw Connection Original Brand New

Overview

The Siemens 3TB3901-0XQ0 is a reliable and compact AC contactor designed for efficient control of electrical loads in various industrial applications. This contactor is specifically engineered for AC systems operating at 50 Hz and is suitable for controlling motors up to 2.2 kW at 400V. Its size 0 design and screw connection terminals make it a versatile and easy-to-install component in control panels. The inclusion of one normally closed (1 NC) auxiliary contact provides additional flexibility for signaling or interlocking functions.

Benefit

• High Reliability: Built with Siemens’ renowned quality, this contactor ensures long-term operational stability and performance.
• Compact Design: The size 0 form factor saves valuable space within control cabinets and panels.
• Easy Installation: Screw terminals provide a secure and straightforward connection process, reducing installation time and effort.
• Versatile Application: Ideal for controlling motors, heating elements, and other resistive or inductive loads in industrial environments.

Function

This contactor’s primary function is to serve as an electrically operated switch that controls a high-power circuit from a low-power control circuit.

• Switching: It opens and closes the main power circuit to turn a load (like a motor) on or off.
• Auxiliary Contact: The integrated 1 NC auxiliary contact can be used for feedback, status indication, or to create safety interlocks in a control system.

Technical Specification

• Product Number: 3TB3901-0XQ0
• Type: AC Contactor
• Frequency: 50 Hz
• Operating Voltage (AC-3): 380 V
• Rated Power (AC-3): 2.2 kW at 400 V
• Rated Current (AC-3): 6 A
• Auxiliary Contacts: 1 Normally Closed (1 NC)
• Connection Type: Screw Connection
• Frame Size: Size 0

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