Rated voltage | 12kV |
Rated power frequency withstands voltage | 42kV |
Rated lightning impulse voltage | 75kV |
Rated frequency | 50Hz |
4s thermal stable current | 20ka, 25A, 31.5k, 40k, 50ka,50ka, 63kA, 80kA, 100kA, 125kA |
Protection level | Shell IP4X (when the circuit breaker chamber door is opened, it is IP2X) |
Altitude | < 2000m |
Relative humidity | daily average <95%, monthly average <90% |
The switch cabinet needs to use forced air cooling | |
Ambient temperature | -15° C ~ 40° C |
Environmental relative humidity | <95% |
Altitude | < 2000m; |
Seismic intensity | <8 degrees; |
Note | When the relative humidity is greater than 70%, the heater should be turned on to prevent condensation; |
The table above is just one of our product parameters. If you want more information, please get in touch with info@wishpower.net
Enclosed switchgear is enclosed which encloses components such as circuit breakers, fuses, and disconnect switches in a protective enclosure. This design decreases direct contact with live parts and thereby reduces electric shock or arc flash injury possibility. It also protects internal components from the damaging influence of dust moisture and debris over time. It is used commonly in industrial surroundings or outdoor conditions because of its external protection. For durability and corrosion resistance the enclosure can be made from materials associated with metal or reinforced plastic. Furthermore, ventilation systems are common in the case of this type of switchgear, since it is designed to prevent overheating, and its compartments are designed so as not to be shut off when power to the entire system is removed for maintenance. The switchgear can be used in a broad array of applications, including commercial buildings, industrial plants, renewable energy facilities, and components of transportation infrastructure, all with high safety and reliability demands.
In addition, the components are fully enclosed in a durable protective housing to prevent accidental contact and reduce the risk of electric shock as well as increasing operational safety.
Outdoor switchgear has been designed to be able to withstand hard environmental conditions of dust, moisture, and corrosive surfaces, making them suitable for indoors as well as suburbs.
It has separate compartments for various components and thus makes easier maintenance and inspection without shutting down the system for repairs.
In most cases, the design will have safety interlocks and grounding mechanisms to prevent contact with live components which can further protect technician access.
The modular architecture of the system allows for easy customization to satisfy particular operational needs like adding or upgrading components as the system increases or extends.
Therefore, the device is usually equipped with ventilation or cooling systems so as not to burn internal elements under large electrical loads and continue reliable operation.
Often is designed to save space and be installed in spaces with little room while still providing high performance and protection.
With an upgrade to integrate with remote monitoring systems, the data and diagnostics can be provided in real-time, providing operation control and minimizing in-person inspections.
Controlled, protected, and isolated electrical circuits and equipment in power systems are distributed switchgear. Essentially its main function is to control the flow of electrical power, monitor and cut off faults, and isolate sections of a power network from each other for maintenance or emergencies. However, it is vital to ensure the safety of the operation of electrical systems by protecting its equipment and personnel from damage resulting from electrical faults e.g. short circuits, or overloads. It also distributes electricity to so many parts of a system and supports its power supply at reliable and uninterrupted power supply administrations on industrial plants, commercial buildings, utilities, and renewable energy establishments.
A switchgear is not a transformer. Both are indispensable parts of the electrical power system however, their functions are different.
Electrical circuits are controlled, protected, and isolated using a switchgear. Devices included in it are circuit breakers, fuses, and disconnect switches to regulate electricity flow, detect faults, and provide safety.
Now, electrical power is changed from one voltage level to another with the use of a transformer. It takes the voltage up or down to pass it over long distances in a more efficient way.
Power distribution switchgear controls and insulates electrical circuits and transformers are used to change the voltage levels. Both are used in power systems at the same time, but they provide different services.
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