Answer / k.veeresh

Type B - trips between 3 and 5 time full load current

Type C - trips between 5 and 10 times full load current

Type D - trips between 10 and 20 times full load current

Answer / muneshkumar

B type mcb only lighting
C type mcb only moter

Answer / laxman

what is difference ups&smps

please write motor, transformer, Generator setting, fault level calculation of Tr.etc

0 Answers  

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Why back emf used for a dc motor? Highlight its significance.

0 Answers  

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What is power distribution criteria for converting single phase unbalanced residential load to 3 phase star connected balance system. Does total KW converted to 3 Phase. Means Divided by root 3.

0 Answers  

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How can we find out LT UG cable fault (size,from-4*25mm sqr to 4*300mm sqr)? How mani types UG cable faults?

0 Answers  

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what is corona effect?

39 Answers   ABB, Genco, Wipro,

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While HT line put on to activate ACB in low tention panel VCB tripping instantly.why it happens

0 Answers   Engineering,

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why CT output is always raetd 5.regardsof primery curre.

3 Answers   ABB, BARC,

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Are you connected Transformer neutral eathing with it's body earthing or earthing met of switch yard.? Yes or No ? why ?

2 Answers  

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i want to apper for apgenco or aptransco or related can any one sugest me where can i get previous papers of thouse exams

0 Answers  

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why synchronous motor is not self starting

5 Answers   Cenored,

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why commutator is attached with only dc macine

8 Answers   ONGC,

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What are safety device in vcb and acb?

0 Answers   IOCL, L Usine Fashion,

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