How to select the proper VSD to operate high inertial load

0 Answers  

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Explain and give examples about VCB?

0 Answers   AZ Engineering, Vodafone,

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what is main reason for grid earthing for any industry

4 Answers  

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Why mostly the HV side of transformer has Delta?

0 Answers  

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define frequency ?

14 Answers   KPTCL,

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the power loss in an overloaded line is mainly due to? a. resistance b. capacitance d. inductance d. none

4 Answers  

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1.what is surge 2.what is lightning 3.what is switching 4.difference between surge,lightning,switching used in power system 4.definition of surgearrestor,lightningarrestor 5.adv and disadv of surgearrestor,lightningarrestor 6.uses and purpose of surgearrestorand lightning arrestor 7.block dia of surge arrestor 8.blockdiagram of lightning arrestor 9.operation and working of surge arrestor and lightning arrestor 10.basic formula of surgearrestor and lightning arrestor 11.basic diagram of surge arrestor and lightning arrestor

1 Answers   Crompton Greaves, Framo, L&T,

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whay we transmit power in 3phase no in 4 or 2 or 5......etc?

4 Answers   CCCL,

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pls send link about servo motor

3 Answers  

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If there is no problem with the electronic circuit and regulator then why the motor start rotating at low value of regulator with full speed both at laod and no load??? and if my judgement of circuit is wrong then what is your openion?

1 Answers  

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What are the main advantages of generalized error co-efficients?

0 Answers  

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why vacuume circuit breaker is not used for EHV

3 Answers   College School Exams Tests, Crompton Greaves,

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