from which subjects most of the technical que will b asked
for hpcl(electrical).pls help me
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how we select the fuse and OLR rating for 3 phase induction motor from 1HP TO 100 HP?
What is the maximum No. of out going mccbs permitted from an LV distribution paqnel? What is the ampere relation between incomer and out going switch gears/mccbs?
TELL ME WHAT IS INDUCTOR AND CAPACITOR WHAT IS IT BASIC OPERATION ANDFUNCTION?
What is the phase relationship between the primary and secondary voltages of a transformer?
Why is the diffrential protection in DG. What if the CT polarity is reversed while connecting for the same type of protection? How polarity can be made ok?
why the Parameters : Base Voltage & Maximum Voltage can't be equal in value in a VFD (Variable Frequency Drive) ? How much the base voltage would be lower than the maximum voltage ? If 400 V is the 3 phase output of a VFD ... then what should be the base voltage ? thanks a lot
Why use windmills is squirell cage generators?How to calculate the slip ?
Why we are mention U1, V1, and W1 in primary side of transformer give technical reason
Why servomotor and induction motor are in different shape
What is the equipment used to control the generator output?
what is earthing/
3 Answers B.Tech, CPCL, Mobiserv,
what are the types of basic earthing?and why we are doing that?
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