1. FZN25-12kv 11kv 10kv indoor type high voltage air load break switch with fuse
FZN25-12kv 11kv 10kv indoor type high voltage air load break switch with fuse is used in the ring network city distribution and industrial equipment of 12KV and three-phase AC 50Hz to cortrol load and short-circuit. Because the switch with fuse protecting transformer etc more reliably than circuit breaker. It is especialy suitable for ring network clouble radial distribution and package substation.
2. Parameter List
| NO. | Item | Unit | Value |
| FZN25-12D/T630-20 | FZRN25-12D/T125-31.5 |
| 1 | Rated voltage | KV | 12 |
| 2 | Rated frequency | HZ | 50 |
| 3 | Rated current | A | 630 | 125 |
| 4 | Rated dynamic(peak value) | KA | 50 | |
| 5 | 4 seconds heat stable current | KA | 20 | |
| 6 | The rating active the breaking current | A | 630 | |
| 7 | Rated closed loop breaking current | A | 630 | |
| 8 | Rated cable charge breaking current | A | 10 | |
| 9 | Rated breaking iding trandformer capacity | KVA | 1600 |
| 10 | Rated shift electric current | A | | 2000 |
| 11 | Fuse model | | | SDLAJ-12 SFLAJ-12 |
| 12 | Ram output energy | J | 2~5(Middle grade) |
| 13 | Rated short circuit making electric current | KA | 50 |
| 14 | Earthing switch rated peak withstand current | KA | 50 |
| 15 | Earthing switch 2s thermal stable current | KA | 20 |
| 16 | Auxiliary loop rated voltage | V | ~220 ~110 |
| 17 | Mechanical life | Time | 10000 |
3. Product application
(1).Altitude: ≤1000m
(2).ambient air temperature: not higher than +40°C,not lower than-25°C
(3).Relative humidity: daily mean is not more than 95%, monthly mean is not more than 90%
(4).Earthquake intensity: not more than 8°
(5).no fire, explosion hazard, chemical etching and intense vibration
(6).Pollution grade: II
(7). Ambient air shouldn't be polluted by corrosive or flammable gas and vapor.
4. Technical drawings
5. Factory
6. Delivery
7. FAQ
1. Send the technical data, better for all useful information; we will make a good recommendation.
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
2. The lead time depend on quantity of order. Some standard type is on stock. Otherwise, it will take 3-15 days.
3. Usually shipped by sea, small order or urgent order we can send you by air.
4. All our activities are accredited to ISO 14001:2015 and IEC standard.
Product Tags:
|
|
FZN25-12kv Air Load Break Switch Images
|
