17.5/24kV Outdoor Three-phsae Epoxy Resin Type Combined CT&VT
Description:
JLSZXW8-17.5/24.5 “3-phase combined CT&VT” is assembled by 3 set of single-phase combined transformers. 1 set Transformer is composed of 1CT& 1VT. Three-phase star connection, alicyclic epoxy resin casting, high UV resistance for outdoor environment. Smaller & lighter than oil-immersed type transformer. No oil spill pollution, maintenance free. Especially suitable for power energy metering and smart management of 24KV 50/60Hz overhead line power system.
Basic technical data:
1. Installation: Outdoor, overhead line column installation
2. Insulation type: Dry, Epoxy
3. Highest voltage for equipment Um (r.m.s.) 24kV
4. Rated power-frequency withstand voltage (r.m.s.): 50kV
5. Rated lightning impulse withstand voltage (peak): 125kV
5. Rated frequency: 50Hz / 60Hz
6. Applied standard: IEC 61869-1,-2,-3&4
IEC 60044-1&2
Specification:
| voltage transformer | current transformer | Rated insulation level (kV) |
| Rated primary voltage (kV) | Rated secondary votage (V) | Accuracy class | Rated output (VA) | Rated current ratio(A) | Accuracy class | Rated output (VA) |
| 12.47/√3 13.8/√3 8.4 15/√3 20/√3 22/√3 14.4 | 100/√3 110/√3 115/√3 120/√3 100 110 115 120 | 0.2 0.5 1 | 15 20 25 30 50 75 | Single ratio 5/5 10/5 …… 1200/5 | 0.2S 0.2 0.5S 0.5 1 | 10 12.5 15 20 25 30 | 17.5/38/95 24/50/125 |
| double ratio 5-10/5 10-20/5 …… 400-800/5 |
