Answer Posted / thowsif_emerson_csm team

To measure insulation resistance of 11KV cable between core
& armour,

Test voltage is 28KV(RMS Value)
Duration is 300 Sec...

How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?

4879

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What is meaning of out of phase (making & breaking) capacity And how to calculate

1617

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what happen if the load connected to the induction motor is taken away? the same question for synchoronous generator in synch i think that the the exitation voltage will appear on the terminal only if so plz answer me

1531

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How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point

1196

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difference between servo motor and synchronous motor

1872

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Why are iron cores in transformers made laminated?

655

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Ratings of power transformer,Distribution transformer.

1093

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in science exhibition how lamp can blink when you clap near the lamp ? thank you

1491

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What is a commutator?

598

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Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?

1736

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we have a 2.5hp Starite electric motor water pump,the elec motor burned out,we need to replace starting capacitor(old capacitor specs erased),what microfarad rating capacitor do we need? 110-125V

1348

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what happen when power factor of 2 parallely operated transformer become equle?

1705

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how much winding resistance of 0.75kw to 12.5kw 3ph sqwiralcage induction motor?

2440

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What is the range of the stator resistance of 3 phase induction motor?

1448

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differnce between single acting and double acting solenoid valves

1398

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