describe the fully control circuit diagram of ac drives

0 Answers  

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how to calculate the minimum permissible limts of insulation resistance of switchyard equipments

1 Answers   HVPNL,

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what is diffential relay? testing proceure?and transformer reach Over load thet time differencilal relay operate or not ?

5 Answers  

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what is the IPC ? & what the uses ?

0 Answers   Bhel,

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What is the voltage violating limit to be considered for load flow study? What is acceptable deviation limit according to relevant standards?

1 Answers  

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factor to be considered for bus bar design

0 Answers  

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Why ACB is used in LT why not in HT and why VCB is used in HT why not in LT

1 Answers   GE,

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Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.

0 Answers  

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Why the airgap of an induction motor is less compared to that of a synchronous machine?

4 Answers   MGVCL, RRB, WebTech,

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How do you commission a power Transformer?

1 Answers   EEI,

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What is ELCB?

9 Answers   Bhel, CDS, IOCL,

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Can anybody tell me how to calculate(formula) earth flat size(for copper and aluminium).

3 Answers  

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