What is GIS Substation and how it operate? where these type of substation installed?

8 Answers   Power Grid,

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Dear sir,how should i set the relay in star delta starter..say ex i am having 4ohp motor,,wht should be the relay setting...?

4 Answers  

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how to select size of hardware for linking aluminium busbar is it depend on area of busbar or current flowing through bus bar

0 Answers  

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what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.

0 Answers  

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How many types of losses occur in a transformer?

0 Answers  

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what is the difference between EMF and potential difference??

3 Answers  

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What is Exact meaning for Full load Efficiency and Maximum Efficiency of Transformer? Is there any Difference between? If yes ,please provide with formulae?

2 Answers   Techno Labs,

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After fault clearing in Tr line, whether the Metering core of CT is comes to normal condition from saturation region & its works as a normal condition?

1 Answers  

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how i chosse capacitor bank if my energy meter is 48 kvr? tell me capacitor bank chossen formula?

0 Answers   Bhel,

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Whats the frequency used in Rodents Repllant System????? What is the Diff btw Infrasonic & Ultrasonic Frquencies???

1 Answers   Emerson,

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How to calculate the breaking capacity(like 15ka,20ka) of Circuit breaker (MCB,MCCB,ACB)

9 Answers   Career Excellent Sdn Bhd, Neona, Northern Max Engineering, Sps Renewables, Terasaki, UEM,

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What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?

0 Answers  

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