Foil coil is mainly used for small and medium-sized transformers with capacity less than 2000KVA. The advantages of foil coil are: good mechanical strength, not easy to deformation, can withstand s...
1、 Composition of power system
(1) Power system
According to the specified technical and economic requirements
A unified system is called power system. The power system also includes relays to e...
effect of temperature on high pressure test
The change of temperature will fully affect the insulation resistance, so when the external temperature continues to rise, the movement of molecules and ...
At the moment of the epidemic, our steps are not stopped. In the severe epidemic situation that has lasted for nearly half a year in the East China Plain, especially in the case of the suspension o...
Transformer oil in the state of water, the transformer in the transportation, storage, use process may be entered by the outside or oil itself oxidation of water, the water generated will exist in...
Q1) what are instrument transformer?
If we want to measure extremely high values of current and voltage than there are two ways of measuring it. One is to use high capacity instruments which would ...