Answer / gs kiani

Bus Coupler is a circuit breaker used between two or more buses to couple the buses and retain supply to the load incase of any faliure in one bus or source. Supply is maintained without any power otage or break.

how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply

6 Answers  

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i need to give section engineer (electrical engineer) for RRB. Please suggest some book

0 Answers  

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can we connect transformer with star conected secondary to delta connected primary in series?

1 Answers  

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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what is cut out fuse?

1 Answers  

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what is relay

8 Answers  

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How Diesel Generator start ?

0 Answers   ITC Infotech, Voltech,

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why we r fixing harmonic filter

3 Answers   Siemens,

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why the starting torque is high in dc series motor..

3 Answers   GM General Motors,

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

0 Answers  

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HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

0 Answers  

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For Synchronisation of DG Sets Sometimes we people use NIC (Neutral Isolation Contactor) Instead of 4-pole ACB or any switchgerar..Please guide me why is it so????

4 Answers   Piramal Glass Limited,

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