Answer / shital9188

no idea.

Answer / khajamian

electronic timer....with proper rating...4NO and 4 NC
contacts..

In our domestic single phase line if you don't have a ground connection (earthing)how will you separately use earth in a specific power supply board.

1 Answers  

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Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.

0 Answers  

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why transformers are rated in KVA

3 Answers   AITM,

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what will happen if the secondary of current transformer kept open....

11 Answers  

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If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?

0 Answers   Nalco, NTPC,

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how we can save the power ? suppose the electricity board gives 11 kw , but the machine require only 8 kw means how we can save the exese energy

2 Answers  

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In a 3 phase induction motor(without connecting supply) if we rotate its rotor by hand and check resistance of stator winding at motor terminal box its resistance varies why ??

3 Answers   Jindal,

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How to select the cable size for the given load ?Pls explain the Formulae

3 Answers  

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What is Harmonics how it is produced and what is the method to control the same

0 Answers   Siemens,

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WHY SPEAKER OUTPUT IN WATTS??

2 Answers  

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what is the purpose of CT,PT

8 Answers  

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What is the use of insulation tester and how it is to be used.

2 Answers  

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