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For weather condition protection we will use various thing for indoor machines there is no need but for outdoor ie:-
for transformer we use LA
For motor & Generator we use Canopy
In summer time we use cooling arrangement for substation for CT & PT units.

Why 9KV surge arrester having 7.65KV of MCOV?

0 Answers  

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as per IE stranded what is max voltage between neutral to earth. 100 kva transformer neutral solid earth. min and max values i need to ans for RTI question

2 Answers  

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what is the main difference b/w contactor and relay

2 Answers   Pace Pharmaceuticals,

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from which formula we select a capacitor rating?

4 Answers   Suzlon,

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how much LT load can bear by the 100 KW HT connection.

0 Answers  

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how to calculate the ac and dc wire losses with calculations plz tell me

3 Answers   Apollo,

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In the ACB breaker capacity is 2000Amp but this each phase taken 1250 But total beldibg load is 600amp or 700amp watt is the problem

0 Answers  

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what is creepage distance

2 Answers  

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give types of Air conditioners commonly used &its use?

5 Answers  

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If a line which is drawing approximatly 2100amps what should be earthing streep size(using galwanize streep)?

2 Answers  

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what is tertiary winding in transformer?What is its purpose?

18 Answers   Bhel,

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what is the working difference b/w softstarter and Variable frequency drive ?

6 Answers   Parle,

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