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China LMQ4-63M ATS 63A Automatic Transfer Switch Suppliers - 2P, 3P, 4P Factory with Overload & Short Circuit Protection

The LMQ4-63M Mini Automatic Transfer Switch (ATS) is an efficient solution for AC applications operating at 50 Hz or 60 Hz, with a rated voltage of 400V and a working current of up to 63A. This advanced switch is designed for seamless and selective conversion between two dual power sources, making it an ideal choice for various electrical setups. Manufactured in China, the LMQ4-63M ATS features vital safety functions, including short circuit protection, overload protection, and undervoltage protection. Additionally, it offers fire protection, reliable double output controls, and closing signal functions. As a trusted product from reputable suppliers and a leading factory, the LMQ4-63M Mini Automatic Transfer Switch ensures high performance and safety for your electrical needs
    LMS1-LA Series Manual

    LMS1-LA as our ingenuity research and development of a new generation of dual power automatic transfer switch, in the performance and technology to achieve a major breakthrough. The product provides 63A, 125A, 250A, 400A, 630A and other rated current specifications, whether it is the continuous operation of massive servers in data centers, or the uninterrupted power supply of life support equipment in hospital ICU wards, the stable operation of elevator and fire fighting system in high-rise buildings can fully meet the power demand in different scenarios. ​

    Its switching speed can be called industry-leading, switching time only 10ms-50ms, with millisecond response speed to complete power conversion. In the data center, the LMS1-LA automatic transfer switch can switch to the standby power supply in a very short period of time in the face of sudden power failure, avoiding data loss and system collapse caused by momentary power failure; in the hospital environment, the LMS1-LA automatic transfer switch can switch to the standby power supply in a very short period of time, millisecond-level power switching can guarantee the stable operation of precision instruments and first-aid equipment in operating rooms, and escort the safety of patients. When applied to high-rise buildings, fast power changeover ensures smooth parking of elevators, normal operation of fire fighting systems and improved building Factor of safety. ​
    The transfer switch is composed of a high performance excitation contactor and an intelligent controller. When working, the electromagnetic coil produces a strong and stable attraction to drive the switching action to ensure the instant completion of power switching. This feature not only effectively guarantees the rapid switching of the power supply when the equipment is powered off, but also realizes the seamless connection of the power supply, which provides a reliable and solid power guarantee for the equipment with strict requirements for power continuity. ​

    • 1
      Reasonable structure, small volume, nice appearance, provided with protective shield, safer and more reliable power supply.
    • 2
      Complete protective functions, including short circuit, overload, open phase and loss-of-voltage protection.
    • 3
      Reliable remote double-break with EPS fire protection power supply interface DC12-24V.
    • 4
      Noiseless, energy saving, simple installation, easy operation, reliable and stable performance.
    Main Technical Parameters
    Parameter Specification
    Model Name LMQ4-63M
    Product Name Dual Power Automatic Transfer Switch
    Pole 2P, 3P, 4P
    Rated Current 63A
    Rated Voltage AC230V, AC400V
    Frequency 50Hz
    Current (optional) 1A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
    Using the Categories AC-33iB
    Suitable For Shift of two-way power, transfer of load equipments and safe isolation
    Level CB
    Standard GB/T14048.11
    Working Conditions
    • The ambient temperature shall not be higher than +40ºC, or lower than -5ºC, and the daily average shall not exceed +35ºC.
    • The altitude of installation site shall not exceed 2000m.
    • Relative humidity shall not exceed 50% at the ambient temperature of +40ºC. A higher humidity is allowable at a lower temperature. The average maximum relative humidity is 90% in the wettest month at a monthly average minimum temperature of +25ºC, and special measures shall be taken for the condensation on surface of product due to temperature change.
    Product Photos
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    Frequently Asked Questions
    Q
    What is the LMQ4-63M Dual Power Automatic Transfer Switch used for?
    The LMQ4-63M is designed for the automatic switching between two power sources. It is suitable for the shift of two-way power, transfer of load equipment, and safe isolation, ensuring uninterrupted power supply in critical applications.
    Q
    What protection functions does the LMQ4-63M provide?
    The switch offers complete protective functions including short circuit protection, overload protection, open phase protection, and loss-of-voltage protection, ensuring safe and reliable operation at all times.
    Q
    What pole configurations are available for the LMQ4-63M?
    The LMQ4-63M Dual Power Automatic Transfer Switch is available in 2P, 3P, and 4P configurations to suit various electrical system requirements.
    Q
    What current ratings are available for this automatic transfer switch?
    The LMQ4-63M is available in a wide range of current options: 1A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, and 63A, making it flexible for different load requirements.
    Q
    Is the LMQ4-63M compatible with EPS fire protection power supply systems?
    Yes. The LMQ4-63M features a reliable remote double-break function with an EPS fire protection power supply interface supporting DC12–24V, making it suitable for use in fire safety and emergency power systems.
    Q
    What are the installation environment requirements for the LMQ4-63M?
    The switch should be installed in locations where the ambient temperature is between -5ºC and +40ºC (daily average not exceeding +35ºC), the altitude does not exceed 2000m, and relative humidity does not exceed 50% at +40ºC. Special precautions should be taken if condensation may occur due to temperature changes.

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