1. Utilization of Electrical Energy
EE 547
Tennis court lighting project
Name : Muhammad Fawaz Abdulhadi
ID :11102667
Supervision by : Dr. Hussien Eldssoki
Eng. Muhammad Nassif
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5. Power diagram
R
S
11 KV
transmission line
T
Fuses
C.B
11KV/400V
Delta-star
TRANSFORMER
In main feeder
P=128*400=51200 w
V=220 volt
I = 51200/400=128 A
The cross section of the main
feeder for 1phase according
to the standard =35 mm2
Emergency Generator
Main C.B lighting
Normal lighting
Each pole has 32 lamp
P=32*400=12800 W
I = 12800220=58.2 A
The cross section of pole
cable =6mm2
Pole 1
Pole 2
Pole 4
ATS
Contactor
Pole 3
Emergency lighting
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