Answer / r.bharath kumar.c.p.p

1.check the
megger value of
alternator.
2.check exciter
& pmg
voltage.3.protection
relay working in
good condition/
not.4.sc test &
oc
test.5.vibration

How to protect a Dosing pumps/any sensitive equipment (single phase) from surge protection inside a food factory.

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415v 14kw so can u tell me how i can measure the cable size.then size of the earth also

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When we change the tap position of 10MVA transformer it suddenly tripped with Out of step indication and also with Static differential relay indication, Transformer Bucholz relay indn and Low oil level indication. Before 1 week the same problem occured by changing the tap position. but at that time only oltc bucholz relay activated. After testing the TxR Relay team & PET team cant find any solid reason. The values are ok also. So plz answer wat's the reason for this incident? anybody plz help.

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What are the saftey parameters in transformers?

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What is the meaning of CT 400-200/1-1 A ?

2 Answers   Home,

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What is the difference between EXE and EXD

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why v/f ratio to maintain constant in speed control of induction motor?

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What happens to voltage when current is zero?

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How can be decreased the size of transformer?

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

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What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines

0 Answers   Glenmark,

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what is alluminium arm in ab conductors

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