| Customization: | Available |
|---|---|
| Certification: | CCC, ISO9001 |
| Voltage Level: | Low Voltage |
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RMU fixed metal closed switchgear (referred to as ring network cabinet) is rated voltage 12kV rated frequency 50Hz AC high voltage complete sets of electrical equipment, mainly suitable for three-phase AC ring network, terminal distribution network and industrial electrical equipment, plays the role of accepting, distributing electric energy and protection, it is also suitable for loading substations.
The maximum ambient temperature is not higher than +40ºC, and the minimum temperature is not lower than -25ºC.
The daily average relative temperature is not more than 95%, and the monthly average is not more than 90%.
The altitude does not exceed 1000 meters.
The intensity of the earthquake is no more than 8.
No conductive dust, corrosive gas and water vapor.
No fire, explosion danger, serious pollution and violent vibration places.
Fully assembled structure, light and beautiful, can be installed in any combination
It can be operated manually and electrically, and has remote control function
Use linkage protection insulated valve to shield live contacts to ensure personal safety
The front door is fitted with a viewing window
| Name | Unit | Data | ||
| FN12-10 | FZN25-12 | |||
| Rated voltage | kV | 12 | ||
| 1min power frequency withstand voltage | To earth,phase to phase42;between open contacts48 | |||
| lightning impulse voltage (peak) | To earth,phase to phase75;between open contacts85 | |||
| Rated frequency | Hz | 50 | ||
| Rated current of main bus | A | 630 | ||
| Load switch | Rated current | 630 | ||
| Rated current life | Times | >=100 | ||
| Disconnect no-load transformer capacity | kVA | 1250 | ||
| Rated heat stable current | kA/s | 20/4;earthing switch20/2 | ||
| Rated dynamic stable current (peak) | kA | 50 | ||
| Rated short circuit closing current (peak) | 50 | |||
| Combination apparatus | Rated current of the fuse | A | 100 | |
| Rated transfer current | 1500 | 2000 | ||
| Rated short-circuit breaking current | kA | 31.5 | ||
| Fitted with fuse model | SxLAJ-12(XRNTx-10) | |||
| Mechanical life | Times | 2000 | 10000 | |
| Auxiliary circuit 1min power frequency voltage | kV | 2 | ||
| Operating voltage of electric actuator | V | ac-DC 220,110 | ||
| Class of protection | IP20 | |||
| Overall dimensions (W x D x H) | mm | 650(850)x900x2000(2200) | ||
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