10mva 66kv Double-Winding Power Transformers with off-Circuit Tap Changer Tansformer

• Application: Power
• Phase: Three
• Core: Core-Type Transformer
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: sf- 10000/69/6.3
• Cooling Method: Oil-Immersed Type Transformer
• Winding Type: Multi-Winding Transformer
• Certification: ISO9001-2000, ISO9001
• Usage: Power Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: Ring
• Brand: Ville
• Power: Hydroelectric (Power) Station
• Transport Package: The Accessories Packed in Plywood Cases,The Main B
• Specification: IEC60076
• Trademark: ville
• Origin: Ningbo China
• HS Code: 8504109000
• Production Capacity: 5000/Year

Product Description

Technical parameters:
ONAN/ONAF Primary (HV) Rated Power/ (): MVA10
ONAN/ONAF Secondary (LV) Rated Power: / ()MVA6/8
Altitude of Installation: >= 3000 m. A. S. L.
Number of Phases: 3
Rated Frecuency: Hz50
Type of Service: Outdoor - Continuous Service
Rated Primary (HV) Voltage: ()V69000
OFF CIRCUIT Primary Tapping Range: % Un± 2 x 2, 5%
Rated Secondary (LV) Voltage: ()V25000
OFF CIRCUIT SecondaryTapping Range: % Un/
Insulating Liquid: Mineral Transformer Oil - NO PCB
Connection Symbol: YNd11
Connections: Primary: WYE with Neutral brought out
Secondary: WYE with Neutral brought out



 

Reference Temperature					° C		75
No-Load Losses at Principal Tapping:					W		9.0 kW
Looses of Cooling Fan System					W		/
Insulation Levels (LI/AC):							LI325AC140/LI125AC55
No Load Current:				@ Un	% In		0.56
				@ 1.05 Un	% In		0.68
Sound Level:					dB		< 67
Short Circuit Impedance at Principal Tapping:				P/S	% Un		8~10%
				P/T	% Un
				S/T	% Un
Reference Temperature					° C		75
Top Oil Temperature Rise:					°C		51K
Average Winding Temperature Rise:					°C		64K
Insulation Resistance (Reference Temperature = 20°C):
HV/LV  /					Mohms		≥1000
HV/GR - LV/GR -					Mohms		≥1000

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.

 Global Service

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

 Quick Response

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

Thanks for choosing VILLE as your reliable partner and
please trust both of us will create a brilliant future!