Oil immersed non-excitation tap-changing transformer
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This kind of product is applied to power system of three-phase, 50HZ as well as 35KV and below. It is the main transformer equipment of medium and small-sized transformer substation, supplies power distribution, power and illumination for the industry and agriculture.
The company introduces in advanced technique, adopts the latest material and optimize design, which enables the product structure more reasonable, and greatly improves the product electric strength, mechanical strength and heat-sinking capability.
1) Iron core. The iron core is made of high quality cold rolled silicon steel sheet, and adopts the kind of types like full-bias multi-step seam, on punched hole, winding iron core, etc. , besides, both stainless steel stay plate and epoxy glass belt are for clamping it.
2) Coil. High quality enameled wire that is made of oxygen free copper or paper wrapped flat copper wire is used as conductor, the coils is provided kinds of types such as drum type, spiral type, improved spiral type, continuous type and interleaved type.
3) Oil tank. The oil tank is of barrel type of shield type, the heat-sinking element is provided with coorugated plate or plated radiator.
The transformer has not been equipped with trolley, but there is a base that accords with international standard rail gauge welded at the bottom of box for your convenience.
4) Safety protection device. According to international standard and requirement of users, the transformer may be equipped with following safety protection devices: pressure relief valve, gas relay, signal thermometer, oil purifier, oil conservator, oil sampling valve, etc.
The product listed is just a reference, we also provide other types of oil immersed and dry transformers. If you are interested in our products, please do not hesitate to contact us.