Xi'an Xigao Electricenergy Group Co., Ltd.
Xi'an Xigao Electricenergy Group Co., Ltd.
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1. XGN15-12 type 11kv 12kv 33kv SF6 ring main unit rmu
XGN15-12 type 11kv 12kv 33kv SF6 ring main unit rmu applied to the 3.6kV~12kV three phase AC 50/60Hz system to receive and distribution power energy, and suitable for continually operation and rebuilding the switchgear which install oil switch. The busbar is single busbar system and double busbar subsection system.
XGN15-12(G) is suitable for high altitude area which is developed on base of general switch. The switchgear conforms to GB3906 " 3~35kV AC Metal-enclosed Switchgear " and IEC62271-200 standard, and with function of five protections locking.
The main switch of panel is ZN28A-12 series vacuum circuit breaker, equip with CD10 series and CD17 electromagnetism, CT8, CT17/CT19 series spring operating mechanism.
2. Parameter data OF ring main unit rmu
| No. | Item | Unit | Data |
| 1 | Rated voltage | KV | 12 |
| 2 | Rated current | A | 630,1250,1600,2000,2500,3150 |
| 3 | Rated short-circuit current | KA | 20,25,31.5,40,50,63 |
| 4 | Rated peak withstand current | KA | 50,63,80,100,125,160 |
| 5 | Short-time withstand current(4s) | KA | 20,25,31.5,40,50,63 |
| 6 | Insulation: Power frequency/Lightning | KV | 42/75 |
| 7 | Protection class | IP4X | |
| 8 | Optional circuit breaker | ZN12,ZN28,ZN63A(VS1),VD4 etc. | |
| 9 | Operating mechanism | Spring mechanism,Permanent magnetic mechanism | |
| 10 | Operational power supply | V | DC:110,220; AC:110,220 |
| 11 | Overall dimension(Width*Depth*Height) | mm | 1100(1200,1400)x1200x2650 |
| 12 | Weight | KG | 800 |
3. Service application OF ring main unit rmu
Suitable Altitude: 1000m ~ 4000m
Suitable Temperature: -40℃ ~ +45℃
Relative Humidity: Daily mean ≤95%, monthly mean ≤90%
Gradation of Earthquake Damage: ≤ Level 8
4. Photo and drawing
5. Factory strength
6. Delivery
7. FAQ
1. Technology ensure the quality satisfy international request.
2. Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.
3. For tender cooperation, it is welcome to discuss the detail in between.
4. Some type reports are provided accordingly.
5. Our factory is 250000m2 for production and office.
6. There are four subsidies in our group company. So our whole group company can produce switchgear, power transformer, load break switch, disconnect switch, vacuum/sf6 circuit breaker, fuse, surge arrester, CT PT, Metering unit.