Specifications

Poles: 3P
Current Range: 63-125A
Mounting: DIN rail
Voltage: 400V AC
Main Purpose: Automatic switching between two power sources (e.g., grid and solar inverter)
Protection Degree: IP20 (suitable for indoor use)
Operating Temperature: from -25°C to +70°C
Mechanical Operation Reliability: 10,000 switching cycles

Usage

In Solar Energy Systems: Automatically switches the power source from the photovoltaic (PV) system to the main grid and vice versa, depending on solar energy availability.
In Protection and Security Systems: Used in places where maintaining an uninterrupted power supply is crucial, such as commercial buildings, server rooms, refrigeration equipment, and other systems that cannot tolerate power supply interruptions.
In Industrial Equipment and Production Lines: Allows for automatic switching between power sources, ensuring that equipment always receives the necessary power supply.

Advantages

Uninterrupted Power Supply: Ensures smooth power delivery by automatically switching between two power sources as needed.
Versatile Application: Suitable for both commercial and industrial uses, as well as renewable energy source systems.
Compact DIN Rail Design: Easy to install in electrical cabinets and control panels.
Wide Current Range (63-125A): Suitable for systems of various sizes, ensuring reliable operation even under heavier loads.
High Level of Mechanical Reliability: Resistant to frequent switching and has durability ensuring reliable performance.

Disadvantages

For Indoor Use Only: IP20 protection degree limits usage to indoor conditions, making it unsuitable for damp or dusty environments.
Requires Maintenance: Due to the high number of switching cycles, periodic maintenance may be needed in some heavily used systems.

This automatic power switching device is an essential solution for solar energy systems and other industrial or commercial systems that require uninterrupted electricity supply. This device allows for convenient switching of power supply between grid and solar energy sources, ensuring stability and reliability of power supply.