1. Operating Frequency: 50/60Hz;
2. No-load Current: < 4%;
3. Withstand Voltage: 20000V/min without breakdown; Testing Instrument: YZ1802 Withstand Voltage Tester (20mA);
4. Insulation Class: Class F (Special classes can be customized);
5. Insulation Resistance: ≥2MΩ; Testing Instrument: ZC25B-4 type megohmmeter (<1000V);
6. Connection Method: Y/Y, Δ/Y0, Yo/Δ, Autotransformer (optional);
7. Allowable Coil Temperature Rise: 100K;
8. Heat Dissipation Method: Natural air cooling or temperature-controlled automatic heat dissipation;
9. Noise Figure: ≤30dB.
