Overview
The Siemens 3TB3910-0XG0 is a compact and reliable AC contactor designed for controlling electric motors and other resistive loads. It features a 36V AC coil for activation and is rated for a maximum current of 6A at 400V with a power rating of 2.2 kW (AC3). The contactor is a size 0 model, making it suitable for applications with space constraints. It comes equipped with one normally open (1 NO) auxiliary contact, providing additional signaling or interlocking capabilities. The device utilizes screw connections for secure and straightforward wiring.
Key Benefit
- Reliable Performance: Engineered by Siemens, a leader in industrial automation, for consistent and dependable operation.
- Space-Saving Design: Its size 0 footprint allows for easy integration into control panels with limited space.
- Versatile Application: Ideal for a wide range of uses, from motor control to switching heating elements and lighting.
- Easy Installation: The screw terminals simplify the wiring process, reducing installation time and effort.
- Auxiliary Contact: The included 1 NO auxiliary contact offers flexibility for control circuits and status monitoring.
Function and Application
The primary function of the Siemens 3TB3910-0XG0 contactor is to remotely switch an electrical power circuit. It’s commonly used in:
- Motor Control: Starting and stopping electric motors in industrial machinery.
- Automation Systems: As a switching element in automated processes and control panels.
- Heating and Lighting: Controlling large resistive loads like industrial heaters or lighting circuits.
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