In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

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what is gas turbine intercooling ?

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How to select the proper VSD to operate high inertial load

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how much value of resistance should connect to 15 kw, 6 pole 3 phase slip ring induction motor having RV-240, RA-42.

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What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

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Why we can not get 100% efficiency from a Gas Generator?

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what is phase to phase to phase to ground fault

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how to design domestic earthing pit and earthing wiring?

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three owners X, Y, z owned some tractors with them, on the first month x gave away the same amount of tractors to y and z ( as much as they possed), similarly in the 2nd month y gave of to x and z similarly by third month z gave to x and y. after this all X, Y, Z had 24 tractors each.

2 Answers   econ,

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33kv substation lay out details & line to line & line to earth measurements

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why is a avtomatic voltage regulator used for?

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What is the use of mc( moving coil) in dc voltmeter and dc ammter and what is the use of ( moving iron)in ac voltmeter nd ac ammeter

0 Answers   HCL,

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