What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

0 Answers   HPCL,

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in three phase with neutral connection, what will happen,if the neutral is in open condition with single phase distribution panel

4 Answers  

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does meager test perform on lightning arrester ? if doesn't then why ?

1 Answers  

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What is the distance between the EHV lines and also the distance for earth ??

2 Answers  

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why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving

0 Answers   HCL,

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How to test REF relay testing for LV panel as per Kahramaa standard?

0 Answers  

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In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

0 Answers  

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Why is the diffrential protection in DG. What if the CT polarity is reversed while connecting for the same type of protection? How polarity can be made ok?

1 Answers  

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In Panels Main Incomer considered should be TPN or FP?

2 Answers  

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Dyn1 transformer vector group testing how to do

0 Answers  

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can u give me a brief idea about power line carrier communication ??

0 Answers  

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In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

0 Answers  

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