What is the comparison of PILC and XLPE cable

0 Answers  

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Size of the 60Hz and 400Hz transformers is a) same b) 60Hz Tr s larger than 400Hz Tr c) 400Hz Tr s larger than 60Hz Tr d) None of the above

5 Answers   Ecil,

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power generation unit kw/hr or kw/day ?? please answer me engr_kalam@yahoo.com

3 Answers  

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Pl. share your experience about industrial-electronics repair of machine tool.

0 Answers  

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Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box

0 Answers   Siemens,

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Define the term Capacitance and Inductance?

0 Answers  

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why is fan rotating slow speed, what is the problem?

4 Answers  

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what is differents between static stablizer and servo stablizer

3 Answers  

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For refrigerators the motor current is raised beyond its rating on both conditions when the voltage of the system is more(say 270v) than the rated voltage(220v) as well as when the voltage of system is less(say 160v) than normal voltageof 220v, why explain?

0 Answers   Electrical Tech, UPSE,

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Sir we have 12.5 MVA(110/11KV) transformer (Y-Y) connected,which tripped showing earth fault,when we charged transformer it stood OK ,but on connecting 11 KV feeders it tripped showing earth fault.our service engineers found that the B phase and R phase phase connecting to neutral broken from HV OLTC(on load tap changer),and R phase and Neutral is ok.Dissolved gas analysis shows that accetline content is high,tan delta value is 12.My dout is it is an internal fault of transformer,why REF or diffrential relay is not acted?

1 Answers  

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what r the safety measures in UPS ? explain all?

0 Answers   Wipro,

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how to calculate the capacitor rating for improving power factor

10 Answers   L&T, Property Solutions, Synergy, TAFE,

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