Answer / hihi

open delta system or the v-v connection is used to minimise costs as it is a bank of 2 1-phase transformers can b used for the power supply purpose ..but its poweer output is 57% of the 3 ph transformer .. used wen less load cond so d losses r less ...and wen in fftute load requiremnt increases the 3rd windin is added

Can clean earth cable be considered as low current cable

0 Answers  

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if the supply voltage increased by N times, the x-section of conductor will be.........

2 Answers   APGenco, Electrical Tech, Ericsson, IES, Thirumalai Chemicals,

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what would happen when synchronous motor will operate beyond syncronous speed?

3 Answers  

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what is meant by dielectric breakdown ? where we using HV test kit & what purpose?

3 Answers   ITC Infotech,

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What is lighting kitts.

0 Answers  

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what type of transformer used in soft ware parks its distribution or power transformer. like 1800 kva

3 Answers  

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What kind of preventive maintenance are there for AC generator?

1 Answers   Gulf,

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Difference between DOL starter & star Delta Starter? And where the Dol starter used upto how much HP and whereas Star Delta vice versa?

3 Answers  

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Differentiate between Zero and Negative sequence current

0 Answers  

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

0 Answers   ABB,

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Which. Type of motor used in. Fan

10 Answers   Bajaj, HCL,

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how much amp MCB is required for 1/2 kva power back up?

2 Answers   Havells,

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