we have 3.5MVA-11/6KV transformer. how can we calculate earth fault current and NGR calculation?
IGC,
503What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?
506How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?
413Post New Electrical Engineering Questions
if there is nutral in phase why we use earthing wire and grounding? even at fault condition the fault current flows to neutral (it is a lower path)
HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com
Mention what are the different colors on wires indicates?
How calculate the MTA in relay?
What is meant by RVT and NDR ? expansion and details of it
I want to calculate how much capacitor we connect to maintain the unity power factor? Is there any formula? Pls give me the answer
how we do Vector group ,magnetic balance and tap changer test in Transformer?
Anybody know how schematic diagram for reverse power relay? RPR for generator protection
What are the advantages of hydropower?
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
What are the operation carried out in thermal power station?
sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.
What is the two pole structure?
where are the circulat the diesel in DG parts name with pictue
What is kirchoff ’s current law (kcl)?