220kV Three-Phase On-Load Tap-Changing Transformer
SFSZ-240000/220
Product Overview
High-Performance power transformer designed and manufactured to international standards, suitable for power transmission and distribution systems worldwide.
Inquire NowTechnical Specifications
| Model | SFSZ-240000/220 |
| Rated Capacity | 240000/240000/120000 kVA |
| Rated Voltage Ratio | (220 ±8x1.25%)/121/38.5 kV |
| Short-Circuit Impedance | 14%/8%/24% |
| Rated Frequency | 50 Hz |
| Connection Symbol | YNyn0d11 |
| Insulation Level | SI750LI950AC395-LI400AC200 LI480AC200-LI325AC140 LI200AC85 kV |
| Cooling Method | ONAN/ONAF |
| No-Load Loss | 137.8 kW |
| Load Loss | 683.5 kW |
| Temperature Rise Limit | Top Oil: 54.8 Winding Average: 64.8 K |
| Noise (Sound Pressure Level) | ≤65 dB(A) |