what is difference between earthingpits,earthing grid &
earthing mess?
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how to find diesel consumption of 600kva DG per hours????
What will be result if we connect LT votage to the terminal of HT motor?
sir What is the different bet'n "Active & passive" sensors
how the direction of rotation in a dc shunt motor could be reversed?
We use MCCB not MCB for motor starters because MCCBs has capablity to drawout the motor starting current which is 5-6 times the full load current of motor for 1sec. Then why we use SDF in starter panel means MCC panels. Pls reply if any one knows this answer.
what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.
How to decide whether A / B / C / D curve type MCB should be used?
How the train speed control?
What is purpose of reactor?.What is different between line and bus reactor?
what is power factor in ac ckt ?
Whats the type of current and potential transformers?
DIFFERANCE BETWEEN function of ELCB? function of rccb? function of mccb? function of acb? function of mcb?