Technical Specifications

Electrical Performance

Premium Performance Features

• Partial Discharge: <2 pC at 100% UH (complete system) - Industry-best precision

• Over-Current Capacity: 150% rated current for 300 seconds (no damage)

• Over-Voltage Capacity: 110% rated voltage for 60 seconds

Thermal Management

• Winding Temp Rise: ≤65 K

• Oil Temp Rise: ≤55 K

• Cooling System: ONAN (Oil-Natural Air-Natural)

• Operational Duty:

• 60 min continuous at 100% rating

• Unlimited operation at 80% rating

Physical Properties

• Construction: Cylindrical core design

• Weight: 200 kg (approx.)

• Insulation Fluid: Mineral Oil (Type 25 per GB 2536)

• Protection Class: IP54 (IEC 60529)

Key Advantages

✅ Ultra-Low PD Sensitivity: <2pC - Precision for critical insulation diagnostics
✅ Superior Overload Capacity: 50% current overload for 5 minutes
✅ Dual-Frequency Operation: Global compatibility (50Hz/60Hz systems)
✅ Thermal Stability: Proven ≤65K rise during extended operations
✅ High-Capacity Compact Design: 12kVA in 200kg package