Answer Posted / k.prakashchandra

x-section is not decided by voltage

What is the formula to calculate the rating of a three phase miniature circuit breaker

2142

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why we use Test Terminal Block in 11 KV and 33 KV electrical panels.

1373

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how electrical earthing maintenance done in industry?

1617

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what is the excess air in furnace

2043

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why we need to us lenz's law for synchornous motor

2572

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What range of speed can you get with the field control method of speed control of d.c. Shunt motor?

1151

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please send me the L&T Emb. sys. placement papers and entire details of pattren

2328

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Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?

1954

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Why the symbol of register is "zig zag"

1586

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Can i use the B-curve MCB instead of C-curve MCB

2029

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Why you want to join non technical field when you are an engineer?

6748

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What should be the Sandwitch type Al. bus bar capacity for 2 M.W.Gen. set, having continuous full load current- 3463 Amps,ambient temp.- 50 Deg. C., Required temp. raise-20 deg.C., it will run 24 hrs, 365 days on full load, required highly reliable.

2679

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what is meant by directional earth fault and non directional earth fault? describe both.

1901

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i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.

1919

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Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

1640

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