Answer / naveen

repel

what will happened if generator runs with slow speed?

3 Answers  

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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

0 Answers   Usha Capacitors,

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last week we did the REF relay test by closing single pole (R phase) of CB and apply 380V at the primary of delta transformer. we get 33A at the primary of the R phase star end. but we get 380A at both R an B in delta side. how and why?

1 Answers   Siemens,

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What is the main purpose of c.f.b.c.boiler

0 Answers  

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in slip ring motor if motor specification is given how we calculate its rotor resistance in starting

1 Answers  

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What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?

0 Answers  

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what is swirl induction in i.c engine????????

1 Answers   Ashok Leyland,

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why power is generatd at 50 hz only..? can we do this on another freq...?

7 Answers  

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why transformer ratings are taken in 11kv 22kv 33kv but not in 10,20,30kv

5 Answers   ushacomm,

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How do you select a cable size(Cu & Al) for a particular load?

2 Answers  

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Which standard i will refer for size of earthing conductor for equipment? (Eg:415V Switchgear, MCC, DB shall be 50x6mm GI flat)

1 Answers  

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am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

0 Answers   L&T,

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