How to calculate u.p.s load parsentage plz give me formula

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in GEAFOL Cast-Resin trnaformer of 11/.72kv which has tapping of 11550v,11250,11000,10246v in primary side. To obtain 700v. which tapping should be used of HV side as we have 11000v/720v tapping now .

1 Answers  

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what will be the effect on a bulb in case its connetion is change from live and neutral to live and ground??? 1) in case of single phase AC supply 2) in case of DC supply.......???

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although ckt breakers have taken the place of old fuse. But instead of it , these older ones are still used in the industries and homes ? why .... what are their advantages and disadvantages ? which one is leading and winning the race and competition ?

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what could be the RMS value and average value of a 4 phase sine wave?

0 Answers   BARC,

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what will happen if dc machine are supplied by ac source??

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How to select the rating of the Transformer?

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why vector group used in transformer and what effective in output

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to hook up ten 50 amp rv pedastels at a lenth of 600 feet from the service what size will my service need to be and the size of wire will I have to run to each pedastel in series??????

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If the battery is in charging condition means, battery is which type of load? Capacitive or Resistive load?

2 Answers   Crisp,

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a 50hz motor to give 60hz whats happening in motor.what happen the motor.

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what is the problem in manufacturing transformer with 0 degree phase displacement.???why alwasys go for DYn11 or DY5?Whys not DY0 i.e zero degree displacement between primary and secondary side vectors?

3 Answers   Bhel, dpdc, Prime Electrical,

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