A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.

0 Answers   Jindal,

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what is the power factor of choke coil used in tubelight

12 Answers   Bajaj,

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What happen if ac supply is fed to rotor of the alternator?

1 Answers  

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how is reactive power controlled on the transmission system

2 Answers  

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Two 11 kv lines are feeding to common bus in a substation,I have one set of CT & PT(3ct,2pt), How can I measure both lines power using single set.

6 Answers   L&T,

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How we can calculate the consumption in kwh of motor on basis of kw @100% load, @50% load & @ no load.

0 Answers   Grasim,

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what is the difference between contactors & relay.

2 Answers  

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A 200 KVA UPS's load current is 70 A. We want to provide a Generator back up. What capacity of DG required for this ?

1 Answers   Reliance,

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why transformer is giving some humming noise .....?

11 Answers   Electrotherm, JSW,

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What is difference between MCC,PMCC,PDB?

2 Answers   Cipla, JSW,

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Any website for objective type questions of electrical engineering ?

4 Answers  

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shall we use a machine having 60Hz frequency in india ? why?

4 Answers  

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