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Product overview
◆The type current transformer is a kind of steel tank oil-immersed type of current transformer providing current and electric energy measurement and relaying protection to system with the frequency of 50Hz.
◆The type current transformer carries out the long operation under the conditions for 20％ of rated current,it is used in the fields of altiude not exceed 4000m,and max.Change of ambient temperature not exceed-25℃-+40℃.
◆The type transformer is made of single-phase oil-immersed type self-cooling type,which can be used indoors or outdoors.There are insulation and oil for cool down the transformer installed inside the transformer.It adopts vacuum oil-filter and vacuum oiling arts.
◆The type diatance between class 10kV fuel and cover is about 15mm,there is an oiling valve installed above the cover,(there is an ais hole on the value)with water-proof and snow-prof cover.There is an oil tank inside the class 35kV tube,the diaphragm inside the oil tank can made the oil be seperated from the air,which decreases the oil oxidizing speed.Transformer thermal stability 75 times and dynamic stability 187.5 times.The product has four models:Single-ratio single secondary,single ratio double secondary,double ratio single secondary and double ratio double secondary.CT for mea-surement,it is class 0.2,CT for continuous protection control,it is class 0.2,0.5 and 1,3(D).ect.
Product Features
