what is destructive and non-destructive testing of welding

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What is the operating principle of turbo-generator.

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Please mention any books for electrical design load calculation for industrial,commercial(to select cable,breaker,bus bar,stator,)

1 Answers   C&S,

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The MCB circuit breaker have a voltage rating of 440VAC it's possible to supply a voltage of 480Vac

1 Answers  

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What is bandpass of a transformer?

2 Answers  

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what is the maximum load on for 10 kva & 25 kva transformer

8 Answers   ABB, Power Grid,

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It is advisable 2 use auto-transformer if transformation ratio is-a)110KV/11KV,b)230kv/110kv,c)110kv/66kv,d) 400kv/230kv

2 Answers  

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what is the operation of Control Module(CM),MONITOR Module(MM), MONITOR Module DUAL (MM2),Signal Module(SM),Isolator Module(IM), please some one reply me.. the operation and application of these in FIRE ALARM SYSTEMS...

1 Answers  

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what happens if i connect acapacitor to a generator load

5 Answers  

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A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate rotor frequency. A 50 Hz B 0 Hz C 4 Hz D 6 Hz

3 Answers  

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The 3 phase 400 hp 440 volt slip ring induction motor do not take one phase amps why ? The motor is running good condition

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How to calculate the input cable rating for 10kva ups (3phase input and single phase output and also 3phase output, battery rating 65Ah)provide the formula also.thnx

0 Answers   Bhel,

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