how we calculate size of exciter(excit. volt and current)
for generator?
Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC
0 Answers Shree Mayur Engineering,
I Have 3 Phase 10 KW AC Alternator i found one phase weak, so what will be the reason & what action shouls i take to rectify the same.
it is used to measure the potial difference between two point?
1)which height building required lightning arrester? 2)how to calculate the requirement of lightning arrester? 3)what is the pro instrument? 5)how to test protective relay like overload?earth fault relay?
FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?
What is converter transformer? Diff b/w converter transformer and distribution transformer? why we use converter transformer in place of giving supply to drives?
which relay is used on long transmission lines
10 Answers ABB, Bhel, Student, Tata Steel Limited,
what is pf. how to calculate capacitor bank value to maintain unity pf.
18 Answers JH, Saint Gobain, Supreme Treves,
Please define ampere?
What are differences between Conventional & Addressable type smoke detectors?
Do you have any P.L.C in your organization?
What is the normal earth resistance?
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