Double-winding OLTC 110kV Power Transformer Trusted Solution for Long-Term Power Infrastructure
Double-winding OLTC 110kV Power Transformer - Trusted Solution for Long-Term Power Infrastructure HENTG POWER Double-winding OLTC 110kV Power Transformer offers a reliable solution for long-term power infrastructure with high reliability, strong voltage regulation capability, and optimized total ...
110kV double-winding power transformer
,OLTC power transformer with warranty
,long-term infrastructure power transformer
- Customizable voltage up to 132kV
- High short circuit withstand capability
- Low loss design for cost savings
- Customized transformer solutions available
- Compact dimensions and reduced weight
- Extended operational lifespan
- Ester oil insulation for superior fire safety
- 7-step stepping lap iron core structure with cold rolled grain oriented silicon steel
- High-temperature and low-temperature resistant insulation system
| Transformer Type | Oil Immersed |
|---|---|
| Rated Capacity | 40MVA |
| Rated Voltage | 110kV (customized up to 132kV) |
| Frequency | 50/60Hz |
| Phase | Three Phase |
| Winding Material | Copper / Aluminum |
| Insulation Class | A (105℃), E (120℃), B (130℃) |
| Vector Group | Dyn11 YNd1d1, etc. |
| Cooling | ONAN, KNAN, ONAF, KNAF |
| Dielectric Liquid | Mineral oil, Silicone, FR3 Oil, Midel etc. |
| Tap Changer | Off-load or on-load |
| Ambient Temperature | -45℃ ~ +50℃ |
| Standard | IEC, AS, EN, IEEE, ANSI, GOST |
| Accessories | Conservator, Pressure Relief Device, Tap Changer, Oil Temperature Indicator, Bucholz Relay, Lifting Lugs |
- K-Factor Rated
- Harmonic Mitigation
- Custom Dimensions for Size & Weight Constraints
- Custom Enclosures for Tough Environmental Conditions
- Unique Input and Output Voltages
- Low Inrush Current
- 6, 12, 18, 24 and 36 Pulse Drive Isolation Transformers
- Rectifier Duty
- High Efficiency
- Low Audible Noise
- Low Temperature Rise
- Marine Duty
- Hazardous Location
- Measurement of winding resistance
- Measurement of voltage ratio and check of phase displacement
- Measurement of short-circuit impedance and load loss
- Measurement of no-load loss and current
- Separate-source AC withstand voltage test
- Induced AC withstand voltage test
- Partial discharge measurement
- Lightning impulse test
- Temperature-rise test
- Determination of sound level for each method of cooling
- Measurement of the power taken by the fan and liquid pump motors
- Measurement of no-load loss and current at 90% and 110% of rated voltage
- Partial discharge measurement
- Measurement of sound level
- Short-circuit withstand test
- Determination of capacitances windings-to-earth, and between windings
- Vacuum deflection test on liquid immersed transformers
- Pressure deflection test on liquid immersed transformers
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