Answer Posted / virendra ku mallah

Grafite For Lubrication Carbon for current collection
purpose.

new 90kw motor installed so how I purchased cable ,fuse,etc please give me technic for cable selected why always capacitor delta connection

1809

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HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

2087

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how we calculate the withstansing current capacity of wires&cables?

2005

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how to find three phase complex power in per unit and MVA?

2177

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Why mostly the HV side of transformer has Delta?

3210

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for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations

2080

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for compensate 315mh inductance ,how many capaciance required?

2047

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Greeting to all members, How to calculate spill current when we have different ratio CT and Class for REF(Low Imp) I have 500/1A 5P20 @line side n 400/1A CL.X @ Neutral.

2994

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Please brief what is sinewave

2141

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what is feed back and what are feed back amplifiers?

1067

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what is the size of cable for 15kw motor and 85 meter cable length using with vfd

2357

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In our factory so many iron pillors are exists for supporting the shed/Hangar. If do more no of earthings at one piller instead of doing more earth pits in many locations and running earth strip around the hanger, I can save the money. Please suggest this method is acceptable as per Is specifications though the Earth resitance of the farthest piller is with in the limits as per IS specifications.

2106

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Difference between HRG and NGR. Are they both the same thing

4280

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What are the advantages and disadvantages of the dc motors?

1129

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Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.

1960

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