Answer / reddy

core based transformers are used in high voltage and low
current application.. to save the insulation and copper
(btwn hv and lv insulation)

which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?

0 Answers  

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What are the special cables required for explosion proof wiring?

2 Answers   IVRCL,

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If I have a motor of 1MW with 6.6kv, running at 35% load, how can i save energy without reducing the load ?

2 Answers   Reddy Labs,

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why burdens of VTs is more than CTs?

0 Answers  

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A 6-pole, 50 Hz, 3-phase synchronous motor and on 8-pole, 50 Hz, 3-phase slip-ring induction motor are mechanically coupled and operate on the same 3-phase, 50 Hz supply. If they are left open-circuited, then the frequency of the voltage produced across any two slip rings would be

2 Answers   L&T,

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why should a transformer be never connected to dc supply

5 Answers  

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Disadvantage of leading power factor

3 Answers  

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why make protection 85% of winding?

1 Answers  

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How to know th details about an electrical Drawing ? Please mention the easy method.

0 Answers   Siemens,

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Explain Creepage Distance of Insulator

0 Answers   ABB,

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Whats meant by trivector meter where it is connected at the substation?

20 Answers   GPIL, Infosys, Jakson, L&T, Secure Meters,

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why battery dc voltage become Half when we check with respect to ground for example 120volts + and - terminals and when we check + terminal with Earth thats 60volts why 60volts we can not ground the battery.

6 Answers   GE,

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