(c) A Low Voltage Distribution Board (LVDB) is feeding power supply for 15 street light poles as shown in Figure Q5(e). Each pole is equipped with high pressure natrium lamp rated at 250 W, 230 V, 50 Hz. Calculate the total current and designed current for the circuit. V D B 45 m 4₂ 30 m 4₂ 30 m L8 Lg LAD 30 m 30 m 30 m 30 m 30 m 4 30 m Ls Figure Q5(c): Street light circuit 30 m L6 30 m 30 m 30 m WOE 30 m 4 La Las Lu Lis

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(c)
A Low Voltage Distribution Board (LVDB) is feeding power supply for 15 street light
poles as shown in Figure Q5(e). Each pole is equipped with high pressure natrium lamp
rated at 250 W, 230 V, 50 Hz. Calculate the total current and designed current for the
circuit.
L
B
45 m
4₂
30 m
را
30 m
L3
L8
وا
30 m
30 m
30 m
30 m
L5
Figure Q5(e): Street light circuit
30 m
L6
30 m
30 m
4
L₂
LIS
Transcribed Image Text:(c) A Low Voltage Distribution Board (LVDB) is feeding power supply for 15 street light poles as shown in Figure Q5(e). Each pole is equipped with high pressure natrium lamp rated at 250 W, 230 V, 50 Hz. Calculate the total current and designed current for the circuit. L B 45 m 4₂ 30 m را 30 m L3 L8 وا 30 m 30 m 30 m 30 m L5 Figure Q5(e): Street light circuit 30 m L6 30 m 30 m 4 L₂ LIS
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