Transformer Failures, Causes & Impactiieng.org/images/proceedings_pdf/8693E0215039.pdf· PDF fileThe tap changer function in the transformer is to regulate the voltage level. This is done by either adding or removing turns from the secondary transformer winding. It is the most complex part of the transformer and also an important one. Even the smallest fault results in the wrong power output . The PN number is usually between 28 to 52.File Size: 784KB[email protected]
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Medium Voltage Direct Current Applications | Power ... Voltage Direct Current Applications
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Stroomtrafo - ELEQ example: A main current transformer of 800/5A with a rated output of 25VA will supply at 400A not more than 6,25VA. And from this must be substracted the power consumption of the auxiliary current transformer (2-4VA). Load resistors for current transformers The measuring accuracy of a current transformer is related to the connected burden.
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