04. The layout of factory as shown in figure below, the high of work shop and store are 5m and the administration room i

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04 The Layout Of Factory As Shown In Figure Below The High Of Work Shop And Store Are 5m And The Administration Room I 1 (49.78 KiB) Viewed 61 times

04. The layout of factory as shown in figure below, the high of work shop and store are 5m and the administration room is 4m. Illumination required for work shop and store are 400 lux and for administration room is 300 lux on the working plane. Assuming that the working plane is 0.9 m above the floor level and the fitting are fixed directly on the ceiling , UF = 0.8 and MF = 0.9. 1) Design a suitable lighting scheme for all parts of factory. Use twin- fluorescent tubes fitting, each of tube is 40W and luminous efficiency is 62.5 lm/W. 2) If the power required for Sockets and machines are 250KW, Select the required size of 11/0.4 kV transformer for the factory with the suitable size of fuses to be installed at both sides of transformer, ( 10+3 marks) 10 m 80 m Work Shop 30 m 45 m Administration room Store 15 m