The line-to-line voltage at the terminals of the three phase load in the circuit shown is V = V3 x 480Z30° VRMS according to abc sequence. At this voltage the load is absorbing AB s, = 60 kVA, Pf=0.8 Lagging for each phase of the load. %3D a) Calculate the current I, shown in polar form. b) Calculate the total complex power supplied by the three phase source. 0.2 N j0.4 N SOURCE Van -j15 N -j15 N LOAD j0.4 1 |s,|= 60 kVA Vbn b %3D 0.2 N Pf=0.8 Lagging Ven -j15 2 0.2 N j0.4 N L_.

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The line-to-line voltage at the terminals of the three phase load in the circuit shown is
VAB
x480430° Vpy
RMS according to abc sequence. At this voltage the load is absorbing
%3D
s, = 60 kVA, Pf=0.8 Lagging for each phase of the load.
%3D
a) Calculate the current I, shown in polar form.
b) Calculate the total complex power supplied by the three phase source.
0.2 N j0.4 N
SOURCE
•A
LA
Van -j15 2
-j15 2
LOAD
AB
|s,
Pf =0.8 Lagging
V.
0.2 Ω
j0.4 2
= 60 kVA
n
B
-j15 2
сп
j0.4 2 I
mtoC
0.2 N
Transcribed Image Text:The line-to-line voltage at the terminals of the three phase load in the circuit shown is VAB x480430° Vpy RMS according to abc sequence. At this voltage the load is absorbing %3D s, = 60 kVA, Pf=0.8 Lagging for each phase of the load. %3D a) Calculate the current I, shown in polar form. b) Calculate the total complex power supplied by the three phase source. 0.2 N j0.4 N SOURCE •A LA Van -j15 2 -j15 2 LOAD AB |s, Pf =0.8 Lagging V. 0.2 Ω j0.4 2 = 60 kVA n B -j15 2 сп j0.4 2 I mtoC 0.2 N
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