A room size of 55 m x 35 m has to be illuminated at a level of 500 lux on the working plane which is 4 m from the lamp. The utilization factor is 0.4 and the maintenance factor is 0.7. If the LDL output of each fitting is 6500 lumens. The space mounting ratio is 1:1. Calculate the number of fitting required and the fitting layout.
A room size of 55 m x 35 m has to be illuminated at a level of 500 lux on the working plane which is 4 m from the lamp. The utilization factor is 0.4 and the maintenance factor is 0.7. If the LDL output of each fitting is 6500 lumens. The space mounting ratio is 1:1. Calculate the number of fitting required and the fitting layout.
Chapter32: Two-speed, One-winding (consequent Pole) Motor Controllers
Section: Chapter Questions
Problem 6SQ: Describe the operation of Figure 325 (B) by adding jumper wire A to the original circuit.
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A room size of 55 m x 35 m has to be illuminated at a level of 500 lux on the working plane which is 4 m from the lamp. The utilization factor is 0.4 and the maintenance factor is 0.7. If the LDL output of each fitting is 6500 lumens. The space mounting ratio is 1:1. Calculate the number of fitting required and the fitting layout.
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