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ATS Automatic Transfer Switch: Seamless Dual Power Supply Solutions---Gaobo Power Solution

Dec 09, 2025

What is an ATS Cabinet:

ATS, also known as ATSE, stands for Automatic Transfer Switch, commonly referred to as a dual-power automatic transfer switch. The national standard definition of an ATS product is an electrical appliance consisting of one (or more) transfer switches and other necessary electrical components, used to detect power circuits and automatically transfer one or more load circuits from one power source to another.

This device is used to switch between mains power and backup power and provide electricity. When the mains power fails, it automatically starts the backup power supply (generator set) and switches preset important loads to the diesel generator set. When the mains power is restored, it cuts off the diesel generator set and automatically switches the loads to mains power. The diesel generator set automatically shuts down after cooling for 5 minutes and returns to standby mode.

ATS Dual Power Cabinet

Key Features and Benefits

The dual-power supply is an automatic transfer switch that integrates switching and logic control, eliminating the need for an external controller and achieving true mechatronics integration. It features voltage detection, frequency detection, a communication interface, and electrical and mechanical interlocks, enabling automatic, remote electric, and emergency manual control. Operation is achieved through a logic control board that uses various logic commands to manage the operation of the motor and gearbox. This enables the motor to drive the switch spring, storing energy and releasing it instantaneously via an acceleration mechanism. This allows for rapid circuit connection/disconnection or circuit switching, with clearly visible status indicators providing safety isolation and significantly improving both electrical and mechanical performance.

Switches are suitable for automatic switching between main and backup power supplies in power supply systems, or for automatic switching and safety isolation of two load devices. Transfer switches are primarily used in power distribution or motor networks with AC 50Hz, rated voltage 440V, DC rated voltage 220V, and rated current from 16 to 4000A, for switching between one main and one backup power supply, or for switching between mains power and generator sets. They can also be used for infrequent connection and disconnection of circuits and for line isolation.

Indoor ATS Dual Power Cabinet

Typical Applications:

Our products are widely used in power transmission and distribution systems and automation systems in important power supply locations where power outages are not permitted, such as fire stations, hospitals, banks, and high-rise buildings.

 

Features of Dual Power Automatic Transfer Switch:

(1) Employs double-row composite contacts, a horizontal connection mechanism, micro-motor pre-energy storage, and microelectronic control technology to achieve near-zero arcing (arc-free shield);

  (2) Uses reliable mechanical and electrical interlocking technologies;

  (3) Employs zero-crossing technology;

  (4) Features clear on/off position indication and padlock function, reliably isolating the power supply from the load. High reliability and service life exceeding 8000 cycles;

  (5) Integrated electromechanical design, accurate, flexible, and reliable switching; good electromagnetic compatibility; strong anti-interference capability; no external interference; and high degree of automation.

  (6) The fully automatic type requires no external control components, has an attractive appearance, small size, and light weight. The logic control board manages the operation of the motor and gearbox directly installed in the switch using different logics to ensure the switch position. The motor is a PVC insulated, moisture-heat resistant motor equipped with a safety device that trips when the temperature exceeds 110°C or the humidity exceeds 110°C and in overcurrent conditions. It automatically resumes operation after the fault disappears. The reversible reduction gear uses spur gears.

 

Gaobo Power Solution Factory local in Guangzhou China and offer custom service for all kinds of switchgear, PLC Cabinet, ATS Control Box etc. Welcome to visit our Factory.

Welcome to Contact Us For Any Potential Project, Customize/OEM/ODM service are availble.

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