| Customization: | Available |
|---|---|
| Certification: | CCC, ISO9001 |
| Voltage Level: | Low Voltage |
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As a three-phase AC 50HZ voltage 3.6kV, 7.2kV or 12kV electrical equipment for distribution protection and control, it can also be used to directly start or dry reactor buck start high voltage motor of underground fan and water pump. The switchgear is also suitable for coal mine ground substation and metallurgical, petroleum, chemical and other power supply systems.
The installation height shall not exceed 1000m above sea level.
Ambient temperature :-5ºC.
The daily average relative humidity is not more than 95%(+25ºC).
In a mine where there is no danger of gas or dust explosion.
Where there are no violent shocks or shocks.
In an environment free of corrosive metals and gases and vapors that destroy insulation.
The intensity of the earthquake does not exceed 8 degrees.
When the conditions of use exceed the above scope, please negotiate with our company to determine the permissible scope and technical measures.
The shell and partition of the high voltage switch cabinet are made of imported aluminum-zinc steel plate and processed by CNC machine tool with multiple folding and overlapping technology
The frame of the handcart is made of steel plate riveted by CNC machine
A guide rail is installed at the bottom of the compartment
| Name | Unit | Data |
| Rated voltage | KV | 3.6,7.2,12 |
| Maximum operating voltage | KV | 3.6,7.2,12 |
| Rated current | A | 630,1250 |
| Rated short-circuit breaking current | KA | 12.5,20,25,31.5 |
| Rated short circuit closing current (peak) | KA | 31.5,50,63,80 |
| Rated to withstand short-circuit current | KA | 12.5,20,25,31.5 |
| Rated peak withstand current (peak) | KA | 31.5,50,63,80 |
| Mechanical life of vacuum circuit breaker | Times | 10000 |
| BC switch mechanical life | Times | 10000 |
| level of protection | Level | IP43D |
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