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Actually why the transformers are rated in KVA.?

4 Answers   BSL, Engineering,

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How to check phase R,Y,B

3 Answers  

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IS there any mechanical connection between the field winding and armature winding of a dc generator?

11 Answers   IOCL,

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1000 W bulb takes 4.16 Amps at 240 volt then what will be the KWH & if i am using 1000 W bulb at 180 Volt the amps will be 5.55 then what will be KWH????????????????

2 Answers  

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In a star-star connected h.t transformer why we use NGR on the secondary (l.t)side.

3 Answers   Star, TATA,

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why elcb used in circuit

4 Answers   ABB,

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what is the diff.between neutral and earth?

4 Answers  

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How would you supply a single house hold load from a 3-phase supply coming out of a sub-station?

4 Answers   Power Grid,

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For 7.5kw star delta starter how to calculate 1. Mccb rating 2. Contactor rating 3. Over load relay rating

1 Answers   L&T, MAHINDRA,

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How to reduce current flowing in neutral due to unbalanced load conditions in a three phase system.

1 Answers   IOCL, wbsedcl,

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Whether earthmat designning is done only for sub station or it can be done for multy residential complexes also? What is the size, type & arrangement of the earth grid to be done?

1 Answers  

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If the secondary winding will be open in current transformer, how to damage the insulators

2 Answers   TPDDL,

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