Answer Posted / rm

the direction of rotation is anticlockwise due to motoring
action.

How to calculate pitch, gauge of winding wire, and No. of turns for 30HP, 3 phase, 4 poles 50Hz, 380V induction motors

1946

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why most of junction box vendors providing T5/T6 Temp class jb's for T3 area any special reason?

2109

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When MICC cables used ?

2087

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3phase cable calculation formula by motor load

1525

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How will change the frequency in distribution side?

1794

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As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?

1774

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what is accuracy ? in any meters , coils accuracy . how can u defined that ?

2426

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what does a string of resistors in a series will do?

1218

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i want wipro vlsi placement pattern please send me

1778

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Which motor will you choose which can operate in both lagging as well as leading power factors?

1159

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what is spadar bar .why I use in DC generator.

1929

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How do you determine the size of transformer radiators in a transformer?

1927

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what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?

2316

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As we use capacitior bank in 3ph ckt for improvement of PF, why not we use capacitor in single phase domestric use, at our house their are many inductive equipments,like fan,mixer,tube choke,air conditioner they also draw PF... by using capacitor can they improve PF. if yes--what are advantage and how to connect a capactor in single ph,and which type of capacitor if no- what are disadvantages.

1880

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Control wiring of a dol starter for forward and backward

1587

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