How to Classify Cable Systems?
Power and Lighting conductors
1.Circuits from the station service switchgear to distribution centers or to station auxiliary equipment.
2.Branch circuit and control circuit from distribution center to auxiliary equipment.
3.Feeders to lighting panels
4.Lighting branch circuit
1.Station control and annunciator circuit from the control room switchboards
2.Unit instrument board
4.Secondary control center
Analog and Digital cables for instrument signals