whats the differece between Exd and Exe

0 Answers   IFFCO, TN,

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Hi My dear all Friends, There is a question regarding HVAC Engineering and widely used in Power Projects. Question- What is the diffrence Between REF, SEF and Differential Protection....???? Where REF - Restricted Earth Fault SEF - Senstive Earth Fault.

0 Answers  

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what is the difference between high impedance & low impedance

1 Answers   L&T,

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how to check capacitor in general

1 Answers  

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At light load transformer efficiency is less because A secondary output is low B transformer losses are high C fixed loss is high compared to output D copper loss is small

1 Answers  

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Why are we not getting shock while touching a metal which is being welded?

1 Answers  

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how to reduce earth resistance in sandy soil.

1 Answers  

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why we can not use dc in our country( INDIA)

5 Answers  

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What is the mmf,rgt and ngt please brief completely

0 Answers   cpgn,

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WHAT IS IEC? & WHAT IS BENEFIT TO PRODUCT FROM IEC?

0 Answers   BMC,

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why conductors of low tensile strength 1)produce greater sag and 2)can not be used for larger spans

1 Answers  

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how to calculate sizing of NGTR (Transformer rating,Loading resistor value and Current rating of resistor) and what is the X/R ratio. Details : 11kV,Capacitance 1.73532 micro farads,40kA for 1sec.

0 Answers  

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