HAI,I HAVE 6,60KW MOTOR FEEDERS IN MY MCC PANEL.HOW CAN I DO MY SETTINGS FOR OVERLOAD,SHORTCIRCUIT,GROUNGFAULT,INSTANTANEOUS TRIP FUNCTION IN MY 4000A CIRCUIT BREAKER?

1 Answers  

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can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com

0 Answers  

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Since phi is the angular displacement between V & I, then why we use phi in power triangle ie. when showing active, reactive & apperent power in triangular manner & if it is ok then where is V & I in the triangle.

1 Answers  

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If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

0 Answers  

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how much percentage set in transformer diffrencial relay

1 Answers   Bajaj,

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why transformer rating in kva ?

14 Answers   Eltel, RRB,

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3- What is the target from Zero Impedance, Single Phase Imp., S/C Imp. and magnetic balance tests?

0 Answers  

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what is 3 phase motors

1 Answers   AXA,

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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.

3 Answers  

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please anybody help me to find out the BHEL trainee Exam previous year questions papers . if u ve pls. send it to surekhared@gmail.com

0 Answers   Bhel,

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Which one hurts more AC or DC Current ?

10 Answers  

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percetans

0 Answers   Bhel,

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