what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA

0 Answers   Mega Power,

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3phase motor 400v (induction) A.C 4kw company design 1400rpm but our requirement 2000rpm possible? attached any instrument. reply fast! contact 03343262442

3 Answers  

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Is it reuired to use house service barcket for 31/2 core 300 Sq.mm cable,if the distance between pole & shop is around 2 mtrs only or can I hang the cable with GI support in air? upto what size of cable GI serrvice btacket is necessary?

1 Answers   HAL,

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Is there such a frequency as 440v 50Hz?

1 Answers  

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how to check a three phase induction motor by multimeter & megger?

2 Answers  

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How will earthing is making for Aeroplane?

5 Answers  

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What is NUMBER OF RUN for power cable means?

4 Answers  

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If the damper winding on the rotor of a synchronous motor is removed after starting what will happen?

7 Answers   IOCL,

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FOR 3 PHASE DISTRIBUTION,WHY WE USE ONLY THE VOLTAGE LEVEL OF 440 VOLTS

1 Answers   AITM,

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Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.

0 Answers  

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how we identify between current transformer and potential transformer without having it name plate?

5 Answers   L&T, TATA,

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what is the formula for computing cable tray size & capacity

0 Answers  

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