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arly planning key to a modern system 75
setting up your plants power supply
13 other sections not shown
3-phase adjustable adjustable-speed drive applications areas armature autotransformer ballast cable capacitor circuit breakers close coil conductors connected contactor contacts cooling cost current flow curve cycles dc motor devices drive efficiency electric electrons energy engineers equipment factor fault current feeder field fluorescent flux footcandles frequency full-load fuses ground heat ignitron induction motor industrial input installation instrument insulation interrupting intrinsically safe lamps light limit load low-voltage luminaires machine magnetic magnetic amplifier maintenance manufacturers maximum mercury meter needed normal NORMAN PEACH operating output overload phase plant primary primary substation protection protective relaying range reactance reactors rectifier resistance resistor rotor secondary short-circuit current silicon single-phase speed squirrel-cage starter starting stator substation supply switch synchronous motors temperature thyratron tion torque transformer trip tube typical unit utility voltage volts wattmeter winding wire wound-rotor