Gold Member Since 2007
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Shanghai Electric Group Busbar Trunking Co., Ltd.

Power Transformer, Transformer, High Voltage Transformer manufacturer / supplier in China, offering 13.8kv Oil Immersed 250kVA Power Transformer, Jxf Jff Type Stainless Steel Cabinet Distribution Box Enclosure, Distribution Busbar Trunking Busduct System Bbt Power Bbt and so on.

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Supplier Homepage Product Distribution transformer oil immersed transformer 13.8kv Oil Immersed 250kVA Power Transformer

13.8kv Oil Immersed 250kVA Power Transformer

FOB Price: US $1,000-8,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1,000-8,000/ Piece
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Port: Shanghai, China
Production Capacity: 500unit/Month
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: S9
  • Phase: Three
  • Cooling Method: Oil-immersed Type Transformer
  • Certification: ISO9001-2000, CCC
  • Frequency Characteristics: Power Frequency
  • Brand: Shanghai Electric
  • Transport Package: Standard Export Package
  • Origin: Shanghai
  • Application: Power
  • Core: Core-type Transformer
  • Winding Type: Two-winding Transformer
  • Usage: Power Transformer
  • Shape of Core: Ring
  • Trademark: Shanghai Electric
  • Specification: CTOC type tested
  • HS Code: 85043390
Product Description

Power transformer three phase oil immsered electrical transformer rated voltage during 6-35kV, oil immersed transformer are most used in power plant,power grid transmission and distribution station,industry& commerce electrical substation as the electrical equipment of power transmission,
1,Two windings or three windings
2,On-load or no-load voltage tapping changer
3,Natural cooling or force air or oil cooling,
4,capacity range 10-5000kVA

Service condition
a) Suitable for indoor or outdoor application
b)Air temperature: Maximum temperature: +40ºC; Minimum temperature:-30ºC
c) Humidity: Monthly average humidity 95%; Daily average humidity 90% .
d) Altitude above sea level: Maximum installation altitude: 2000m.
e)Max wind speed:35M/s
f) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
g) No frequent violent shake
Note: * Beyond those services condition should enquiry to manufacturer technical dept during order

1,   Voltage ratio. Polarity and phase relationship test on each tapping
2,   Resistance of all windings
3,   No-load current and no-load losses measurement
4,   Load losses measurement at rated current and frequency
5,   Impedance voltage measurement
6,   Induced over-voltage and separate source voltage withstand tests
7,  Impulse voltage withstand test.
8,   Noise level test
9,   Oil leakage test
10, Overload test at 150% rated current for one hour after temperature rise test and hot resistance measurement of (HV - LV)
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