Dry-Type Transformer

transformer Technical Specifications: 1. Voltage grade: 6 35KV 2. Capacity range: 30 10000KVA 3. Voltage adjustment mode: no-excitation tapping change or load tapping change 4. Tapping range: +/-2x2.5%, +/-5%(or others) 5. Frequency: 50Hz or 60Hz 6. Phase: 3 phases 7. Connection symbol: Yyn0; Dyn11(or others) 8. Short circuit impedance: standard impedance 9. Working condition: relative humidity 100%, ambient temperature not more than 40 centigrade 10. Maximum temperature rising: 100K 11. Cooling mode: air cooling(AN) or fan cooling(AF) 12. Protection grade: IP00, IP20(indoor), IP23(outdoor) 13. Insulation grade: class F 14. Insulation level: a. 10KV: AC35 LI 75KV b. 20KV: AC50 LI 125KV c. 35KV: AC70 LI 170KV