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no PAGE 1 Absolute and Practical Units
1a Calculation of Maximum Current which will Normally Flow in an Installation
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3-phase alloys alternating current aluminium ammeter ampere-hour amperes apparatus applied armature average boiler bus bars cables capacity charge circuit circuit-breaker coal coil condenser conductor connected consumption contacts copper core cost curve cycles dielectric strength direct current earth eddy currents effect efficiency electrical electrical resistance electrostatic energy engines field flow flux frequency fuel full-load fuse galvanometer heat higher hysteresis increase induction installation instrument insulating materials iron latter load factor loss machine magnetising measured mechanical metal meter motor Ohm's Law operation output overhead lines Permalloy permeability phase pipe plant pole potentiometer power factor practice pressure reactance reduced Regulations relays resistance shunt speed standard station steam steel supply switch Table temperature thermal transformer transmission tubes turbine unit utilised varies voltage voltmeter vulcanised wattmeter wave winding wire