Answer / deepak thakur

1) How to start drive (start command)
2) run friqency
3) voltege
4) o/l setting
5) max friqency/min friqency
6) ram up & ram down time
7)

what is the back ground of transformer working? applying voltage to primary and emf inducing in primary and secondary? how it is possible? please answer me with scientific approach?

5 Answers  

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How to check the cable fault / hv test of transformer cable.

0 Answers   KSEB, L&T, Siemens,

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in transformer input is d.c signal which type of emf is induced

1 Answers  

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why dc series motor high speed motor

3 Answers  

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What is the max demand on your transformer and your company?

10 Answers   Bhel, CBRE, Core Consultants, HPL, IOCL, JLL, L&T, Lemon Tree, MNC, Rashmi, TATA, Tata Motors, Tata Power, Torrent Pharma,

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in our sub station why we step down firstly 33kv\11kv then 11kv to 430v. can we direct step down 33v to 430.v.

7 Answers  

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Sir if i have 2kv ups in which 17ah 8 battries load 600watts how much back up time i get and if i put 6kv ups with the same no of battries same amp can i get more back up time please give reply exactly what is the procedure to calculate back up time for different kv,s

3 Answers  

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16kv transformeris stolen in my village.and department is not taking action.then what should i do.any shortcut .please help any idea

1 Answers  

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pls send me some of the solved question booklet of Junior Engineer -2 (ELE) in RRB

1 Answers   RRB,

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how many types method in earth testing?

3 Answers   ONGC,

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What happen when ct secondary are open circuited? why same thing is not happen in ordinary transformer?

3 Answers   BARC,

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why CT ratio stand for 50/5, 100/5, 25/5.

11 Answers   ABB, Ramky,

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