EXPLAIN THE FOLLWING: (1) BANDWIDTH (2) SELECTIVITY (3)
RESONANT FREQUENCY (4) CURRENT MAGNIFICATION
Define CT & its function
We have two APFC panels in same station. I need how to connect CT in two APFC panels.can we take one CT in series connection or two separate CTs.
wat is meant by PX class in ct?
1.what is meaning of curve into a mcb. 2.what is basic reason changing of curve
While testing the value of the resistance for the earthing rod, two auxillary rods are connected to the earthing tester.What is the working function of a earth tester?
how much current capacity 250 amp. mccb please tell me about whats are the reasons to trip 2 or 3 times in a night. and what are the steps to short out this problem
why dc supply is given for excitation of ac alternator?how dc can produce flux?
what does a string of resistors in a series will do?
why transmition and distribution and genaration of voltage in multible of 11 means 220v,440v,11kv,22kv,,,...so on
can we connect both delta and star to the transformer secondary and for what reason?
they transformer oil leakeage to beather tank and top parts . they protection relayes was not operated.what is the oil leakeage problem.
why can the rotor of 3 phase slip ring induction motor not be a 2 phase rotor?
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