Answer / raul

Surge absorbers are protective devices used to absorb the
complete surge i,e. due to lightening surge or any
transient surge in the system..........unlike the
lightening arrestor in which a non-linear resistor is
provided which provides a low resistance path to the
dangerously high voltages on the system to the earth......

Answer / er. ankush miglani 0971815107

first of all correct ur speling its SURGE NOT SERGE OK
surge arrestor comprises of the resistors which nullify the
effects of surges produced internaly

Answer / s

surge absorber are used substaions. when surge due to
lightining enter in substaion fron line side surge absorber
provides low resistance path them to ground and prevents
the substaion from these surges.

Answer / vaibhav sharma

It is protection from overcurrent to power input (lighting
strikes or unreliable electric service to house).Mandatory
on computers,hd tv's any sensitive electronics.

Answer / abdul wajid

Surge Arrestor are usually installed above transformer to
protect the Transformer from lighning surges & harmonics.

If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

0 Answers   Kirloskar,

how could we know the size of cable by physical view?

0 Answers   Havells, United Engineering,

CAN CU XLPE/PVC CABLE BE USED INPLACE OF LOW NOISE SCREENED CABLE? KINDLY GIVE REASONS

0 Answers  

why neutral is required in electrical system

3 Answers   Bhel,

i need to calculate high voltage line power factor daily basics but there is meter reading kwh and kvah while calculating power factor kwh/kvah formula was right. for examble there is point c=13kwh c=1.8 lag c=1.2 lead and c=14.5kvah like that i know that p.f =kwh/kvah but c=1.8lag kvarh and c=1.2lead kvarh points i dont know if u know please reply

1 Answers  

wow to calculate the transformer rating(KVA)

0 Answers  

WHAT IS THE COOLANTS IN TRANSFORMER?

7 Answers   Bhel,

Why battery chargers are use in substation?

5 Answers  

what is the difference between OSR and BUCHHOLZ relay of transformer?

1 Answers   Bhushan Power Steel,

what is FACTS & where i can material regarding to facts.

2 Answers  

What is the suitable rating of MCB used for 1.5 Ton A.C & why?

4 Answers  

Will MCB tripped off, if there is an electric shock to Human body?

9 Answers