Answer / prashant dave

iF WE USE COPPER BUS BAR
IN COPPER BUSBAR CURRENT PASSES IN 1 SQ. MM= 0.8A
SO IF IN 630A WE HAVE TO USE 85MM X 10MM X 3 FOR 3 PHASE
AND WE HAVE TO USE 85MM X 5MM X 1 FOR NEUTRAL BUSBAR.

Answer / k.prakashchandra

300 t0 400 sq mm bus bars for phases only

Answer / binsu.s

63.5x12.7mm Aluminum Bus for phase and 63.5x6.4mm Aluminium
bus for neutral

why the earth terminal in three pin top is longer than rest of the two terminal and of bigger size?

6 Answers   BARC, MAHINDRA,

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Is it possible to import & export power through the same power transformer? what will be the vector group normally for both different or same?

1 Answers  

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xlpe cable 4 core nuetral wire is small why ?

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why transformer neutral and CT Secondary neutral is connected to earth?

3 Answers   NCC,

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the winding of Gen and Motor is star or in delta ??? and why

1 Answers  

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Please provide me detail cable voltage drop calculation

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if field current decreases how can the speed increase in the unloaded dc series motor

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This is reqd for a 1MW Solar power plant..We have 2DC outputs from the solar panels Connected to 2INVERTOR panels.. Output from invertor is 3ph,280v,500kva,50hz.These are connected to individual ACB.This has to be stepped up to 11KV ,1250KVA SYSTEM.Now can I use (1) one more ACBTO GIVE A COMBINED OUTPUT OF 1000KVA,280V & STEP UP THE OUTPUT BY USING a single two winding 3 ph transformer 11kv/1250kva. or (2)use the two outputs and connect to one three winding transformer of above rating..Pls suggestwith details.

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what is differents between static stablizer and servo stablizer

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Which starter can be used for 3 phase verriable speed (2 stator wdg) induction motor ?

2 Answers  

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would the same effect be achieved by reversing the connection to one winding of the induction motor 3-phase?

0 Answers  

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What are the types of bus duct?

1 Answers  

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