Detailed Product Description Main technical parameter:1. Tapping range:±5%±2×2.5%±3×2.5%2. Cooling method: self-cooling (AN) or forced air cooling (AF).3. Protective class:IP00,IP20,IP23 4. The high voltage can be 35kV or 38.5kV, and low voltage 3.15kV, 6kV, 6.3kV, 10kV, 10.5kV or 11kV.5. The power frequency withstand voltage of 35KV class product is 70kv, lightning impulse voltage is 170kv.6. We ...