Answer / sheikh

In case of cable testing there is no PD test. although cable at the time of manufacturing or
after manufacturing passing in test of voltage grade like a cable nominally use on 220V ang it,s permissible voltage grade may be 600 V. it means this cable cannot use over to 600voltage.

what is the acceptable limit value for Desolve Gas Analysis/

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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On 400 amp factory load how kvarh capacitors provide

0 Answers  

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What does bode plots shows?

0 Answers  

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why we commonly use delta star winding in power and distribution transformers

7 Answers  

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Why current leads the voltage in case of capacitor load? Why voltage leads the current in case of inductive load? Why both are with in phase in case of restive load?

3 Answers   TATA,

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How open delta used for protection?

4 Answers  

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Advantage of LT panel vs HT panel ?

1 Answers   HCL,

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why ohmas low not sutable to transformer.

1 Answers  

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all interview questions with answers of ntpc (2000-2009

0 Answers   Hetero, NTPC,

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1hp= how much rpm

0 Answers  

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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 Answers  

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