Answer Posted / jkk

the output becomes spikes

how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1533

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how to convert lv line to hv line and viseversa, any losses will occur during this process

1599

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how balanced in star delta connection ?

1623

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Draw the line diagram of diffretial relay connected to transformer?

1966

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Can anyone please provide me details of MCCB/Contactor/SFU rating calculations for a motor feeder..for example 50 kw.. not from type-2 cordination chart. i want manual calculations..

2097

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placement paper samples of mspl company

1514

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IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

1630

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234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

1739

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What is difference between isolator and circuit breaker?

620

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Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???

1446

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how to select energy meter? have any calculation?

2385

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Difference between earthing & grounding.?

1584

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how the aircraft outer body and inner body is separated ?

624

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send me all basic electrical question and answers

2532

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What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?

3425

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