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china power transformer SZF11-40000kVA/110kv /35kv OLTC On Load Tap Oil Immersed Power Transformer

china power transformer SZF11-40000kVA/110kv /35kv OLTC On Load Tap Oil Immersed Power Transformer

SFZ11-40000/121±8×1.25%/35kV
YNd11,Uk%=10.5
Three-phase double-winding, On Load Tap Changing ( OLTC )
Oil-immersed natural oil circulating air-cooled, low-noise
Low-loss copper-core power transformer
- Model: SFZ11-40000/110.
-Winding Material：Copper
-Winding Type：Double winding
-System rated frequency: 50HZ/60HZ.
-Number of phases: three-phase
-Rated capacity: 40000kVA
-Rated voltage: 121kV on the high-voltage side, 35kV on the low-voltage side.
-Maximum operating voltage: 126kV on the high-voltage side, 37kV on the low-voltage side.
-Rated voltage ratio: 121±8×1.25%/35kV.
-Rated capacity ratio: 40/40MVA
-Voltage regulation mode: 110kV high-voltage On Load Tap Changing.
-Wiring group: YNd11.
 -Cooling Type： ONAN/ONAF
-No-load loss: 29.4KW
-Full-load loss: 148KW
-Impedance voltage: Uk=10.5%, allowable deviation: ±5%.
-No-load current: measured at rated voltage and rated frequency, not exceeding 0.45% of rated current.
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