Monday, June 8, 2015
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Method of calculations For lighting distribution calculations, two methods are introduced: (1) VA method. (2) Lux method. (i)... -
Introduction -A branch circuit is any segment of a wiring system extending beyond the final automatic over current protective device that ... -
Types of lamps (i) Incandescent (GLS) The Incandescent lamp is the oldest electric light source still in general use. It is also the... -
Receptacles Single Receptacle on an Individual Branch Circuit A single receptacle installed on an individual branch circuit shall ha... -
Type and classification of cables Cables may be single core or multi-core cable according to the service it is to do. Multi-core cables m... -
Cable Sizing At first the main factor affected on the cables selected can estimated by the following factors:- 1- Load. 2- Voltage Dro... -
Choose of lamps for street lighting (i) The selection of luminaries according to its lighting distribution · two way streets · ... -
With the increase of high-speed traffic upon our roads, it has become essential, in order to reduce accidents, to provide adequate illuminat... -
Motor Branch Circuit Design Motor branch circuit design includes sizing of motor-circuit feeders and their over current protection. Most ... -
Under Ground Cables Introduction Electric power can be transmitted or distributed either by overhead system or by underground system. ...