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what should be the megger test report for 11KV cable when
meggered with 5KV megger , what is the resistance value we
should get
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Answer Posted / jesudoss
for land minimum >50 mega ohm, marine >100megaohm.its
minimum requirement . but this value can be vary depends
upon the surveyor like DNV,BV,ABS,LOYDS etc.
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A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram
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