Im working on a power distribution network designing assignment.
im confused and im not sure am i working on the right track
an apartment block is supplied from 120/208V three phase 4-wire supply
Apartment units
82A at 120 V at unity p.f single phase general appliances
68 A at 208 V with p.f. of 0.85-lag for single phase Heavy appliances
it is supplied by two phases and a neutral
we try to determine the current for each unit and each line
there is my work, kinda messy but i'm not sure
the current for each line, is Ia suppose to be equal to Ib with different angel or they should be different answer
and whats the actual angel for 68A
im confused and im not sure am i working on the right track
an apartment block is supplied from 120/208V three phase 4-wire supply
Apartment units
82A at 120 V at unity p.f single phase general appliances
68 A at 208 V with p.f. of 0.85-lag for single phase Heavy appliances
it is supplied by two phases and a neutral
we try to determine the current for each unit and each line
there is my work, kinda messy but i'm not sure
the current for each line, is Ia suppose to be equal to Ib with different angel or they should be different answer
and whats the actual angel for 68A
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