Yuebian Electric Co.,Ltd is one of the leading China 11kv 400v oil immersed distribution power transformers manufacturers and suppliers, welcome to check 11kv 400v oil immersed distribution power transformers price with us.5.S11 type 3ph 400kVA 11/0.4kv distribution transformersThe S11 is in the S9 series of distribution transformers based on the development of products with low loss, low noise, anti-short-circuit capability, impact resistance and good economic performance and other characteristics.This series of products compared with the S9 type transformer load loss reduced by more than about 30%.Core made of high quality silicon steel miter joints stacked multi-stage type.The body of the multi-point positioning, all fasteners with lock nuts can withstand vibration, bumps and tilt transportation test, meet the requirements of not hanging heart.All high voltage winding cylindrical multi-layer structure, improving the impact of winding distribution; windings are not dipping process, with tight band banding, increase the mechanical strength of the winding.Tank can chip radiator or corrugated tank with the conservator, the installation with an oil seal breathers.Normal Service Conditions:The height above the sea level is below 1000mAmbient temperature: Highest air temperature 40 ℃, Lowest air temperature-25℃Relative air humidity:≤90%( 25℃)installation site: no corrosion gas, No obvious dirtFor Agricultural power distribution and lighting Transformer StandardGB1094.1~2-1996 power transformerGB1094.3,5-2003 power transformerGB/T6451-2008 Three phase oil immersed power transformerModel description  Features of productsImproved from S9 series product,S11 series product reduce the no-load loss by more than 30%.It applies low-loss cold-steel plate of high quality.Employ new suspending support structure and instrument-positioning frames to guarantee that the long distance transport and movement will be more reliable.High voltage winding employ Multilayer cylindrical structure, improve impulse distribution.The windings employ the technology without immersion paint, strapped by tightened tape , enhance mechanical strength.Technical Parameters:      Rated      capacity      (kVA)Voltage combination and tap rangeConnection      GroupNo-load      loss      (W)75oC load loss      (W)No-load      current      (%)Impedance      voltage      (%)High      voltage      (kV)Tap      (%)Low      voltage      (kV)106            6.3            6.6            10            10.5            11±5          ±2×2.50.4            0.69Yyn0            Dyn11            Yzn1155310/3252.842070480/5002.530100600/6302.350130870/9102631501040/10901.9801801250/13101.91002001500/15801.81252401800/18901.71602802200/23101.62003402600/27301.52504003050/32001.43154803650/38301.44005704300/45201.35006805150/54101.263081062001.14.5800980750011000115010300112501360120000.916001640145000.820002000174000.7525002400202000.6

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