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12.5 Mva 66kv Double-Winding Power Transformers with off-Circuit Tap-Changer

China 12.5 Mva 66kv Double-Winding Power Transformers with off-Circuit Tap-Changer, Find details about China Transformer, Electric Transformer from 12.5 Mva 66kv Double-Winding Power Transformers with off-Circuit Tap-Changer

Model NO.
sf-12500/69/6.3
Usage
Power Transformer
Frequency Characteristics
Power Frequency
Shape of Core
Ring
Brand
Ville
Power
Hydroelectric (Power) Station
Trademark
ville
Transport Package
The Accessories Packed in Plywood Cases,The Main B
Specification
IEC60076
Origin
Ningbo China
HS Code
8504109000
Model NO.
sf-12500/69/6.3
Usage
Power Transformer
Frequency Characteristics
Power Frequency
Shape of Core
Ring
Brand
Ville
Power
Hydroelectric (Power) Station
Trademark
ville
Transport Package
The Accessories Packed in Plywood Cases,The Main B
Specification
IEC60076
Origin
Ningbo China
HS Code
8504109000
Technical parameters
Rated Capacity(MVA):12.5
Voltage ratio HV(KV): 69
Voltage ratio LV(KV): 6.3
Voltage ratio HV Tapping Range(kv):± 2 x 2, 5%
Connection symbol:YND11
No-load Loss(KW):15.6
No-load Current(%):0.55
Full-load Loss(KW):59.8
Impedance(%):9

12.5 Mva 66kv Double-Winding Power Transformers with off-Circuit Tap-Changer
12.5 Mva 66kv Double-Winding Power Transformers with off-Circuit Tap-Changer
12.5 Mva 66kv Double-Winding Power Transformers with off-Circuit Tap-Changer
 
Reference Temperature ° C75
No-Load Losses at Principal Tapping:W9.0 kW
Looses of Cooling Fan SystemW/
Insulation Levels (LI/AC):LI325AC140/LI125AC55
No Load Current:@ Un% In0.56
@ 1.05 Un% In0.68
Sound Level: dB< 67
Short Circuit Impedance at Principal Tapping:P/S% Un8~10%
P/T% Un 
S/T% Un 
Reference Temperature ° C75
Top Oil Temperature Rise:°C51K
Average Winding Temperature Rise: °C64K
Insulation Resistance (Reference Temperature = 20°C):
HV/LV  /Mohms ≥1000
HV/GR - LV/GR -Mohms≥1000

12.5 Mva 66kv Double-Winding Power Transformers with off-Circuit Tap-Changer

Our advantages:

Quality Assurance

--From the very beginning, VILLE ensures quality in every step to achieve the best quality.

 Experience Sharing

--With more than 30 years' experience in power industry, VILLE brings you an optimized solution.

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--Wherever you are, VILLE global network will support and provide you with value.

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--In response to your needs without delay, VILLE  knows the value of your time.


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please trust both of us will create a brilliant future!

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