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XGN15-12
XGN15 Indoor AC metal closed ring switchgear
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Product Overview
XGN15 Indoor AC Metal-Enclosed Ring Main Switchgear (referred to as Ring Main Unit, RMU for short) is suitable for AC 50Hz, 12 kV power systems. It is widely used in industrial and civil cable ring networks as well as power supply terminals.
It is particularly applicable to places such as small secondary substations, switching stations, power distribution in urban residential areas, industrial and mining enterprises, shopping malls, airports, subways, wind power generation facilities, hospitals, stadiums, and railway facilities.
Installation conditions
Altitude: ≤ 1000m. (If there are special requirements, please indicate them when ordering)
Environmental temperature: -35°C+45°C, maximum daily average temperature difference 25 °C
The average daily relative humidity should not exceed 95%, and the average monthly relative humidity should not exceed 90%.
Seismic resistance: 8 degrees.
Places with severe vibrations and impacts, as well as no fire, chemical corrosion, or explosion hazards.
| Item | Umt | Data |
| Rated voltage | kV | 12 |
| Rated frequency | Hz | 50 |
| Rated current of main busbar/maximum rated current of fuse | A | 630,12 5 |
| Rated short-time withstand current of main circuit and grounding circuit | kA/S | 20,3 |
| Rated peak withstand current of main circuit and grounding circuit | KA | 50 |
| Rated short-circuit closing current of main circuit and grounding circuit | kA | 50 |
| Full capacity breaking number of load switch | times | 100 |
| Circuit breaker breaking current | kA | 31.5 |
| Rated closed-loop breaking current | A | 630 |
| Rated transfer current | A | 870 |
| Mechanical lifespan | times | 2000 |
| 1-minute power frequency withstand voltage (peak) relative to ground/isolation fracture | kV | 42,48 |
| Lightning impulse withstand voltage (peak value) phase to phase, ground/isolation fracture | kV | 75,85 |
| Secondary circuit 1-minute power frequency withstand voltage | kV | 2 |
| Protection level | IP3X |
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