Answer Posted / kashifhabib

I think all the test are performed before commissioning.

I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA

3252

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how can calculate resistance box for 15 kw, 6 pole, RV-230, RA-42 motor

3336

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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

4035

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What are the advantages and disadvantages of the dc motors?

1133

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In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

1977

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High voltage test procedure of in swgr board. why should measure millivolt drop on testing time?

2099

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What is a single phase autotransformer?

1107

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why we r not earthed Control cable of C.T. terminals

2035

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I want to ask that is there any relation between current denesity of copper and material purity. also is ther any standard which defines the standard current denesity of material.

1962

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are there rmu for 3 transformer?

1881

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Is it required to lay GI wires along with GI/MS conduits from one point to another point though separate earthing cable is conncted from DB to Socket?

1998

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how to find Harmonics and types as per the equipemnts

1291

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I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?

12887

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how many joint can done in HT line and what is life of the joint

2231

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What are the basic elements used for modeling mechanical rotational system?

1108

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