Siemens 3TB4311-0XG0 Contactor AC 50 Hz, 36 V, 11 kW, Size 1 with Screw Connection Original Brand New

Overview

The Siemens 3TB4311-0XG0 is a high-performance AC contactor designed for reliable switching of power loads. This specific model is engineered for AC 50 Hz systems and operates with a 36 V coil voltage. With a rated operational current of 22 A at 400 V AC3 and a power rating of 11 kW, it is an ideal solution for a wide range of industrial motor control and switching applications. The compact Size 1 design and secure screw connections ensure easy installation and a robust, vibration-resistant setup.

Benefit

• Exceptional Reliability: Built with Siemens’ renowned quality, the 3TB4311-0XG0 ensures long-term, dependable performance in demanding industrial environments.
• Energy Efficiency: The efficient design of the contactor minimizes power consumption during operation, contributing to reduced energy costs.
• Safety and Protection: The integrated 1 NC auxiliary contact provides an extra layer of safety, allowing for seamless integration into control circuits for status monitoring and interlocking functions.
• Easy Installation: Featuring standard screw connections, this contactor simplifies the wiring process, saving time and effort during installation and maintenance.
• Versatile Application: Suitable for a broad range of applications, including motor control, lighting systems, heating, and other resistive loads.

Function

• Power Switching: The primary function is to switch and control the power supply to industrial equipment, such as motors, pumps, and fans.
• Motor Control: Designed to handle the high inrush currents associated with starting and stopping motors, protecting the motor and the electrical circuit.
• Remote Operation: Can be controlled remotely via a 36 V AC signal, enabling automation and centralized control of machinery.
• Status Monitoring: The integrated Normally Closed (NC) auxiliary contact allows for monitoring the ON/OFF status of the contactor, crucial for control and safety circuits.

Specification

• Product Number: 3TB4311-0XG0
• Type: AC Contactor
• Frequency: 50 Hz
• Coil Voltage: 36 V
• Rated Operational Current (AC3): 22 A at 400 V
• Power Rating: 11 kW
• Auxiliary Contacts: 1 NC (Normally Closed)
• Size: Size 1
• Connection Type: Screw Connection

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