Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC

0 Answers   Shree Mayur Engineering,

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During Load testing of battery charger with temporary AC Generator .When reach 70% load Generator immediately shutdown .we could not able to Recognize ,what is exactly problem .Please kindly clarify us

1 Answers  

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what is Touch and Step voltages

1 Answers   Pinnacle,

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by what factor the starting current is used when comparing star and delta connection for motor starting?

0 Answers  

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cable selection formulas for electrical load.

1 Answers   Bhel,

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In tranformer winding Connection Like Dyn1 ,so LV lags Hv by 30 deg and Dyn11 LV lead HV by 30,so how do this lagging and leading afffect the transformer??

2 Answers   Siemens,

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i want all question & answers of the written exam

1 Answers   Essar, L&T, MES, RRB,

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In Railway,why we are used HT Line 25KV ?.why we are not used 11KV,33KV and others for This?

37 Answers   Airtel, BSNL, RRB,

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what is practical efficiency of power transformer..?

1 Answers  

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why genarator genarating voltage 11 KV?

0 Answers  

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what is the use of CAPACITOR in CFL lamp?

6 Answers   Areva, Autopal,

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How can i run three phase bore well motor in 2 phase while i running it by using capacitor its ams increase to 23 ams the distance from motor to stater is 1600 feet

0 Answers   Private,

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