what is the difference between indoor package substation and outdoor

3 Answers  

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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?

0 Answers  

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A 400 V, 50 Hz, Δ connected synchronous generator has a field reactance of 0.1 Ω and armature resistance of 0.015 Ω. At full load, the machine supplies 1200 A at 0.8 pf lagging. Under full-load conditions, the friction and windage losses are 40 KW and the core losses are 30 KW. What is the machine’s overall efficiency? Ignore any field circuit losses.

0 Answers   VECL,

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how can calculate 1kva generator running time in 1 liter keroscene

0 Answers   Kirloskar,

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Differnce between earthing and nuetral

3 Answers   S Tech, wbsedcl,

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why leading pf indicates a negative sign???

1 Answers  

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what is the meaning of harmonic in AC waves and when which are prduce and what is the effects on line and give any other information about harmonics

1 Answers  

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I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

0 Answers  

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Dear sir, By which formula u can calculate for a particular kv line there is a range of mw.

0 Answers  

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what is the condition for vector group of Dyn5

2 Answers  

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Suppose an electric motor with a controller is not working. What is the sequence of testing you will do in your troubleshooting?

2 Answers   Emerson,

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What is Plank's Law?

0 Answers   Godrej,

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