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Oil-Immersed High-Level Overload Transformer

Scope of application

S11-M series oil immersion transformer can be widely used in high-rise buildings, commercial centers, subway, airports, stations, industrial and mining enterprises, drilling platforms, oil production platform, especially for flammable and explosive places with high fire requirements and harsh environment. It can also use residential areas, commercial streets, industrial and mining enterprises and rural power and lighting use.

 

Design feature

S11-M series oil-immersed transformer is made of high quality grain-oriented cold-rolled silicon steel core, fully inclined non-hole bound plum, core is multi-stage step, three joints or five bells, low air loss, low noise; coil: high quality Q lacquer wrapped round copper wire, anaerobic copper rod, copper winding, cylinder, continuous, new spiral, split type, with sufficient electrical strength, mechanical strength and heat dissipation capacity.

Oil tank: using high quality steel plate welding, elliptical, rectangular and other structures, heat dissipation elements using sheet radiator, expansion radiator or corrugated oil tank, oil tank in the factory reliable sealing test, inside and outside the surface after pickling, phosphorization treatment, three bottom side paint leisure coating, both corrosion resistance and generous.

Series low-loss power transformer
Rated VolatgeVoltage CombinationNo-Loading Losses(W)loading Losses(W)No-Loading Current (%)Short Circuit Impenment(%)gauge
(mm)
Weight (kg)
(kVA)HV (kV)Range of the HV tappingLV (kV)Connect SymbolWeight (kg)Insulation oilTotal Weight
30    100630/6001.5 400x40013565253
50    130910/8701.3 400x40021075335
63    1501090/10401.2 400x40023590435
80    1801310/12501.2 400x45027095450
100    2001580/15001.1 400x450338101515
125    2401890/18001.14 n00x450375115600
160    2802310/22001 550x550465125695
2006   3402730/26001 550x550538152840
2506.3±2 x2.5%; YynO4003200/30500.9 550x550610171990
315100.4or4803830/36500.9 550x5507331891116
40010.5or Dyn115704520/43000.8 550x5508622201357
±5%; 
50011   6805410/51500.8 550x55010782691596
630    81062000.6 660x66011402801690
800    98075000.6 820x82012603102050
1000    1150103000.64.5820x82014103752565
1250    1360120000.5 820x82017054902950
1600    1640145000.5 820x82020316143569
2000    1940183000.4F C820x82023617904108
2500    2290212000.451070x107028378604960

 

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