Answer / meenakshi

high , medium and low voltage switchgears as far as i know

Answer / santosh kumar

I think types of switchgears should be define as per two
things.1st Useing of di-electic i.e Air,Vacume,Oil etc.
2nd operational i.e Tharmal, magnatic etc.

Answer / @a.mustaq ahamed

switch gears

Answer / izhar hmed

Switch gears are classified according to the media used foe arc quenching ,so according to the media Air,Gas(sf6 etc),Oil and Vacuum .

In our factory there is one no. of Series trip HT 6KV OCB. 1. Is it possible to measure CT out put current by 440V Clamp meter? The measurement is required for knowing the exact value of current in CT secondary to set up protection for transformers. 2. plase forward the single line diagram of AMF panel?

1 Answers   HAL,

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Why we connect the capacitor in Delta?if we conect in Star what will happen?

9 Answers  

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A 11000/415V distribution transformer is fed 415V upon it's LT side,Do I get 11000V upon it's Primary side ?

7 Answers  

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in my working site. momentary jerck in electrical supply ocurred frequently which cause of multiple losses in our electrical equipements. how can we protect our electrical machines and equipements in this situation.

1 Answers  

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Is there any option to replace two Genset of capacity 125KVA with one higher capacity for same office?

8 Answers  

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what is busbar. how many types of starter.what appartus will be used to improve voltage.what is the function of starter.what is b.h.p.what material is used for earthing.

1 Answers  

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What do you mean by a phase angel of instrument transformer?

0 Answers  

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What is the effect if power factor is above 1 or unity.

15 Answers   NTS,

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HOW TO CALCULATE CT AND VT RATIO IN PRTECTION AND METERING?

1 Answers   College School Exams Tests, L&T,

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What will be result if we connect LT votage to the terminal of HT Transformer?

3 Answers   Equate,

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To determine the Healthiness of Insulation we will be performing Dielectric tests i.e Insulation Resistance test, Partial Discharge test,Switching Impulse, Lightning impulse, Tan Delta test ...etc why we required to perform this many test, why cant we do only one test. for Transformer, CT's

1 Answers  

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With a phasor diagram show the effect of increasing the field current of a generator supplying a constant real power and connected to a grid system.

0 Answers   VECL,

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