Answer / a.p.nanjappa

voltage is 230v, 1ph. application being exhaust fan,supply
air fan, water pumps, . speed are generally
750,1000,1500,2800rpm.check the fan blades.3,4,6.

pre arcing time of ehv breaker

0 Answers  

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How to find the maximum load(in KW)in a big industry, having motors,lights,lifts etc..?

2 Answers   ME,

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at the time of starting back emf of a motor is zero.so how can it will start to run??

1 Answers  

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What are IR values and what it should be for coil and for insulator

0 Answers   GPSC Gujarat Public Service Commission,

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what is v/f control in VFD?

0 Answers  

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3) How earthing is done? How it measured? Write the method for earthing? How the earth resistance is kept low?

1 Answers   Innovative Energy,

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how to define vector group of transformer

1 Answers   Engro, Reliance, TATA,

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Bus-bar is made of which material & name of mostly used material in bas-bar design ?

7 Answers  

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what is load cell

3 Answers   TATA, Wipro,

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Define phase lag and phase lead?

0 Answers  

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If the damper winding on the rotor of a synchronous motor is removed after starting what will happen?

7 Answers   IOCL,

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what is impedence (Z) of transformer, what indicate in transformer , which perameter indicate in transformer

5 Answers   CTS, Suzlon,

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