for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?

0 Answers  

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What are the advantages of autotransformer?

0 Answers  

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How to size fuse? How to size MCB?

0 Answers  

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My system is 22kv/3.3kv transformer. client is asking to use NGR, but as we have dedicated Neutral Earthing systems which has a value less than 1 Ohm. So i want solid comparision. Why i should not use NGR as my system is already protected.Can any one help me to get out of this.how should i reply on basis of some great comparision and calculations. Please help

2 Answers   Ariel,

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What is the maxvoltage drop allowed at any healthy joint at full load ?

1 Answers   Kirloskar, Seyadu,

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What types domain of laplace transforms? What behavior can laplace transform predict how the system work?

0 Answers  

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10Hp, 3-phase, 415v, 50Hz induction motor. The above motor is to run on Star-Delta connection, so how do i make following hardware selection 1) MCB, 2) Contactor, 3) Wire Gage (Depending on P-P current or Line Current), 4) OLR, Please tell in detail how to do the above, so as to get the ans. of it even if the Hp rating changes.

1 Answers   Engro,

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An ELHNC 80amp 240v 30mA RCD is tripping periodically, every 30 - 180 seconds is it safe to disconnect the protection circuit?

0 Answers   HAL,

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WHY DISEL GENRATOR SET SHUT DOWN IN OVER LOAD CONDITIONS

5 Answers   HMT,

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When star connection of motor is use?

1 Answers  

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for a 400kv t/m line with 10 ampere current will corona occur?

0 Answers   NPCIL,

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what is the technical diffrences of mccb and acb

11 Answers   TransWorks,

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