Answer / mn krishnamurthy

usage of lot of frequency drives and votage regulatiors with IGBT and SCR for heavy loads with start and stop and linear varying voltage for speed control created Harmonic currents

why fuse is not used in neutral...

12 Answers  

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How to calculate capacitor bank size at a load 800kVA.

0 Answers  

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1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done

0 Answers  

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How can i calculate the Breaking capacity of molded case circuit breaker, is the breaking capacity of CB for Diesel generator shall be less than grid supply's breaker ?

0 Answers  

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We have ONLINE UPS 15KvA (3PHASE 440V I/P,3PHASE O/P,440V) I want to step down from 440 to 220 V What to do. Pl. suggest with specification.

1 Answers   ARDE,

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WHAT IS LINE TRAP,HOW IS IT FUNCTION?

1 Answers   L&T,

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is earthing is necessary if we use armoured cable

1 Answers   ABB, Schwing Stetter, Siemens,

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State any two nuclear power stations in India, with their generating capacity.

0 Answers  

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when motor taking high amp what happen.

4 Answers  

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explain the functions of main isolation switches

0 Answers   Zesa,

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armature winding of dc machine produce alternating emf then it convert in to dc by using commutator.But only we consider armature resistance why don't we consider inductive reactane effect?

0 Answers   APTransco,

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What will happen when a DC series motor suppllied by an AC source ?

2 Answers  

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