why we testing the core balance of the transformer before
comissioning?
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In VVVF drive voltage is varying in accordance with frequency.My question here is How much will be the voltage in the inverter side if the frquency is set for 10Hz ?
is 3-phase induction motor need a starter ? why do it so
How to calculate the FUSE rating?
how motor should be connected i.e star-delta or star-star or delta-delta ?
i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.
Why Trasformers rated in KVA
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How can calculate the earthing strip of Copper/GI for rating of 30kV,discharge current 10KA Lightning arrester.
what happen if we supply ac to the field of a alternator?
why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding
hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....
Please brief me about number of pole in alternator.In single phase alternator coils are connected in star or series. How to calculate frequency for the same.
It is used or not HT cable single core 630 sqmm in LT 3 phase capacitor bank which is used in PCC(power control center).
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