Answer / k.prakashchandra

They are also called bypass isolators which are connected
across an equipment especially CB to bypass it for certain
operation.

Answer / er.gurpreet singh

the isolators connected in series for isolating the
particular equipment from the system while the isolators
connected in parallel are used to connect that particular
equipment to earth.they are also called as earth switch.

Answer / k.prakashchandra

Series isolators are in series with the equipment for
isolating it,parallel one is connected across the equipment
to bypass it

Size of the 60Hz and 400Hz transformers is a) same b) 60Hz Tr s larger than 400Hz Tr c) 400Hz Tr s larger than 60Hz Tr d) None of the above

5 Answers   Ecil,

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explain all the classes with example

0 Answers  

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how we have to calculate the short circuit current for 33/11kv 2mva, 7.5% Z, Transformer primary side breaker and secondary side breaker short circuit current for both sides?.

5 Answers  

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what is the effect of power factor on DG supply,i mean to say what will the effect if we add capactors on dg supply.

4 Answers   HCL,

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What are the rating wise protections required for Generators from 600KVA to 2000KVA

3 Answers  

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what is reluctance?

11 Answers   TCS,

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What is the use of centrifugal switch in 1phase induction motor? Why is it so called?

2 Answers  

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why transformer neutral and CT Secondary neutral is connected to earth?

3 Answers   NCC,

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When lag/lead/lag-lead compensation is employed?

0 Answers  

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What will happen if supply to three phase motor is given wiyhout inerting rotor in it?How much current it will draw?

5 Answers  

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What will happen if 40W and 60W Bulb is Connected in Series.

2 Answers  

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what are the functions & ratings of panels mentioned below: 1. Main LT Panel(MLTP) 2. Motor Control Centre(MCC) 3.Feeder pillars 4.Busducts

1 Answers   Aurobindo,

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