Answer / guna

Aluminium 25 sq.mm
or
copper 16 sq.mm

Answer / rafikul islam

what is suitable cable for 25 HP motor ?
start with VFD ac supply 50 hz

But i want to known, why will be cable size 16 rm, through us calculation please.

Answer / dinesh

35 sq mm

how to define vector group of transformer

1 Answers   Engro, Reliance, TATA,

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Who we calculate the generator NGR resistant, generator voltage 11 KV ?

2 Answers   ABB,

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Whether the vacuum contactor requires Short circuit protection?If No,why?

0 Answers   Reliance,

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anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

0 Answers  

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1) Why distributiion system decided 11 kv, 33 kv, 66 kv, 132 kv, 220 kv, 400 kv, 2) In 3 Phase line terminal of capacitor, why used for power factor improvement. 3) Why used rating KVA in transformer?

1 Answers  

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WHAT SHOULD BE THE MINIMUM IR VALUE FOR LV (380V) CABLES ACCORDING TO IEC/IEEE.

3 Answers  

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how to identyfy cable sizes?

4 Answers   IAF, Mylan,

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what is meant by real power,active power,reactive power & apprent power ?please explain it?

3 Answers  

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what is cathodic protection in Tank,and product pipelines?

4 Answers   IOCL,

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What is the importance of creepage distance in disc insulator ?

1 Answers  

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what are the importance of earthing?list different types of earthing.

1 Answers  

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how much current does 3ph a.c & d.c motor drawn.Plz. provide formula with example.

5 Answers  

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