Answer / kundanmalani1990

b'cz they r the communication & message pass to the other
substation ..

Answer / akhil.goyalanager1985

FOR COMMUNICATION & MESSAGE TO OHER SUBSTATION AND ALSO
BLOCL THE HIGH FREQUENCY SIGNAL LIKE RADIO ENTER TO THE
SUBSTATION

where can i get vijaya electricals limited in hyderabad interview auestions can u give me the website address plz

0 Answers  

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What Should be the rating of transformer used in 33KV substation?

3 Answers  

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why are transformers rated in KVA and not in KW

8 Answers   ABB, Bosch,

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What is the diffrence between an ELCB(earth leakage circuit breaker) and RCCB(residual current circuit breaker)?which has higher degree of safety and why?

2 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 is the purpose of stablization resistor in high impedance bus bar protection

0 Answers   Jindal,

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If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021

0 Answers  

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Why VCB and SF6 breakers to be used in HT used by cant ACB of higher rating to be used for 11kv and 33kv.

8 Answers   TCS,

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why we test the core balance of the transformer?

1 Answers  

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Which oil is used in Transformer?

6 Answers  

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Sir,In our company there are 3 caterpillar make(capacity:(1) 3.3KV,2.5MW(2)3.3KV,2.5MW & (3)3.3KV,1.9MW) & 1 deutz make (capacity:11KV,3.8MW)gas engines utilised,all are running in paralell. There are three transformer utilised,(1) 6.25MVA,3.3KV/22KV,Impedence voltage:6.7% used for two generator,both are 2.5MW(2)5.5MVA,3.3KV/22KV,Impedence voltage:7.2% used for one generator of 2.5MW & (3) 5.5MVA,11KV/22KV,Impedence voltage:7.8% used for one generator of 2.5MW.all generator breakers capacity of 1250Amps. Sir,I want the details of fault level calculation of generator,transformer individually & for whole system. If you require any information from me.feel free for contact me sir.pl.send the answer of my question as the earliest as possible.

0 Answers   Piramal Healthcare,

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how many types of accuracy class in ct? what is meaning of 5p20?

1 Answers  

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