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Answer Posted / taufic
THIS ARE 3 PHASES ... RED YELLOW AND BLUE
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in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?
sent to a site and asked to explain how you would like a twenty seven flour building should be supplied with lighting and sockets plus a water boiler.
Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault
If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?
How much costly in percentage wise is sandwich busduct costly than air insulated busduct of any rating?
In what cases (circumstances)we should apply P controller, PD controller, PI controller & PID controller ?
how can i reduce sparking without stepdowning the voltage
why u r living from presentaly working.
Write down the name of 2 lady Bir Pratin of Bangladesh
when we decide to use soft starter drive or vfd drive in mcc to operate apump?
Dear sir, my knowledge about cable size determination is limited. Though I read examples I could not calculate the Cable size required for electric driven pump 40 KW, 380 Volt, 50 HZ, 50 meter from transformer and it is three phase star delta starting. Please help as there is no one in my surroundings to help.
Refernce currents are to be generated using refernce cueernts how can this be done
What is a signal flow graph?
What is the difference between indoor and outdoor transformer
Hello to all, Please someone can send me HPCL ELECTRICAL Engg. Sample papers to me? Its urjent....my email address is.... raviasiapacific@gmail.com
