What is K-rated transformer? What is the use of it? What
can be the size(pls provide calculation if possible) of K-
factor transformer for 550kW,690V motor operating with drive
(VFD)?
WHAT IS DIFFERENCE BETWEEN idmt and instentanous relay?
is idmt is used as back up protection or else?or when
instantenous relay saturates IDMT will operate???
11KW Delta motor is taking about 44Amps in star and goes
upto 70Amps in delta and trips OFF. The rated current is
26Amps. Application is for the blower. The motor takes ( no
load without coupling impller ) only 2.5A and 5Amps in star
& delta starter test.Need to know why its taking high
current.
i badly need a chemical process details for making a
project...plz help me out......i m a btech final yr chemical
engg student in a govt univ,and we have to make a detailed
project on any chemical process with contents
like...intro,kinetics , material
balance,thermodynamics,process layout,process
design,physical conditions,plant location,cost estimation
etc.............if any one could help me i will never forget
hi thankless work and always try to help u in whatever u
ask.............
115
i have seen one 8.4 MW synchronous motor in a plant located
in bellary it is fixed with brushless rotary
rectifier ,anybody can explain its start up principle
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