What is the difference between lubricating oil and insulating Oil?

4 Answers   Orchid,

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IN A DY11 GROUP DISTRIBUTION TRANSFORMER WITH NEUTRAL EARTHED, WHAT WILL HAPPEN TO THE SYSTEM VOLTAGE & THE EQUIPMENTS IF EARTH GETS OPEN ON LOAD?

2 Answers  

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Single line diagram for dbb (double bus bar)system.

0 Answers   KSEB, L&T, Siemens,

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I have 90KW Motor 60 Hz,380V Pf 0,88. after testing the Motor without Load is the no load Current 36 A,but wenn i put load after 2 hours the current increase more than 156 A. Can anybode tell me waht is the Problem?

4 Answers   ABB,

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why the making current is more than then the breaking current and if its true then its about a controling circuit or breaker power contact points

0 Answers  

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In an LT pole, the line voltage is 415V. How is it converted to 230V into the house via the service cable?

10 Answers  

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what is phase to phase fault? what is line to line fault?

6 Answers  

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WHAT IS MEANT BY EMBEDED SYSTEM?CAN WE CALL PLC AS EMBEDED SYSTEM?

2 Answers  

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Are generator action and motor action relates to a particular machine only?

2 Answers  

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I HAVE A 1 MVA TRANSFORMER, I WANT TO KNOW THE FAULT LEVEL OF THE SYSTEM ( WHAT IS FAULT LEVEL PLEASE EXPLAIN WITH EXAMPLE)

5 Answers   Alstom,

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if AVR fails in alternator. what will be the effect.

13 Answers   HP,

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what is the difference between starter and control panel..?

4 Answers  

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