Audited Supplier
6kV up to 35kV Dry Type Transformer with Cast Epoxy Resin
Dry Type Transformer Technical Data: 
Power-Cast transformers are available with specification as follows :
| Rated Voltage | HV coil : Up to 24kV LVcoil : 0.48-4.16 KV *Power-Cast transformers with multiple high voltage connections can also be supplied. |
| Tap Range | Standard : ±2.5%, ±5% Other ratings are available by arrangement. |
| Power Capacity | Single phase : 20 - 2,000 KVA Three phase : 50 - 10,000 KVA Frequency : 50Hz, 60Hz Typical % impedance voltage : 4-8%. |
| Connections | HV coil : Delta LVcoil : Wye with neutral point * Other connections are available to meet requirements. |
| Temperature Ratings | HV coil : Class F LVcoil : Class F Max. ambient temperature : 450 C Temperature rise limitation : 1800 C |
1. Rated capacity : 30~16000kVA
2. Rated HV : 6kV to 35 kV
3. Frequency : 50Hz or 60Hz
4. Cooling methods : ONAN or ONAF
5. Tapping Range : ±5% ±2x2.5% ±4x2.5%
6. Regulator way : off-circuit-tap-changing or on-load-tap-changing
7. Phase : Single Phase or Three Phases
8. Connection Symbol : Yyn0 or Dyn11 or others
9. The altitude of installation could not be over 1000m;environment temperature should be less than 40
10. Coil temperature rise : 1000K
11. Cooling methods : AN or AF
12. Crust prevention class : IP00, IP20, IP23
13. Insulation class : F class
14. Insulation level:
10KV,power frequency withstand voltage 35KV,thunder impact voltage 75KV
20KV,power frequency withstand voltage 50KV,thunder impact voltage 125KV
35KV,power frequency withstand voltage 70KV,thunder impact voltage 170KV
15. Product Standard : GB1094 GB6450 GB/T10228 DIN42523 IEC726
16. Can run in 100% relative humidity or other harsh environment.
