Answer / anupam

freequency converter converts the level of frequency where
as inverter changes d.c to a.c and vice versa...

Answer / khatib

frequency converter you can change the frequency only , but
in the inverter you can change the voltage in rated to
frequency as : v/f = constant , this type make a torque more
efficient than the first method.

What is Automatic Voltage regulator(AVR)?

6 Answers   Cummins,

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what are the oils used in transformers cooling? n which type transformer is used in power systems?

1 Answers  

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why stay insulator is not used with stay wire for 11kv Lines. Whereas it is used for LT lines ?

2 Answers   Essar,

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like the transformer another electrical static device which operate on same priencipal?

13 Answers   Power Grid, Vishal Transformers,

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How to calculate energy stored in an inductance?

0 Answers  

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Can someone explain how does an IDMT relay works.

1 Answers   AFM,

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resistance switching is used in case of- ? a. air blast CB b. bulk oil CB c. minimum oil CB d. all types of CB

4 Answers   HCL, SSC,

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Hi friends. is it possible that SCADA System through RTUs can connect Via PLCC Communication carriers ? thanks

1 Answers  

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Why we are going for converter transformers for DC drives application instead of distribution transformer?

0 Answers  

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what is the use of excitation transformer in LAVT PANEL?

2 Answers  

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What is resistance of 50meters, 16sq.mm, single core copper cable?

0 Answers  

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how much kn lightning arrestor is used in 11kv line

8 Answers   Power Grid,

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