| Other Electrical Engineering Interview Questions |
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|what is the working principle of soft-starter & how it
diff. from VFD ?????????
|about transformer oil material & Test name for the
measurement of its dielectric strength & wht will u do if
its dielectric strength goes low ?
|what is the minning of propotional, integral, derivative ?
|what is ht breaker
|What is difference between PVC cable & XLPE cable?
|what is first pole to clear factor ?
|length of 4 core cable 95mm from substation LV VFD panel to
Motor at field approximately 150 meter. Motor stop and power
has been isolated from LV MCC ( Substation )to disconnect
Motor for services. After Motor completed service propose to
reinstall and reconnect Motor Cable, found earth cable
sparkling during touching at metal / motor body.
Inspect by clamp meter found earth cable have current flow
AC 1-2amps and all earth cable at MCC LV also have current
flow as same value. why it is happen?
|what is the main different between distribution transformer
and power transformer ?
|What is Procedure the procedure to select CT's & PT's in
66kV and above substation?
|How to calculate meter constant @ HT yard
|why nutral and earthing wire connect with each other in
main panel board.?
|what is the difference between surge arrestor and lightning
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