three-phase supply

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• Three-phase electric power — This article deals with where, how and why three phase is used. For information on the basic mathematics and principles of three phase, see three phase. Three phase electric power is a common method of alternating current electric power… …   Wikipedia

• Three-phase — This article deals with the basic mathematics and principles of three phase electricity. For information on where, how and why three phase is used, see three phase electric power. In electrical engineering, three phase electric power systems have …   Wikipedia

• three-phase — ˈ ̷ ̷| ̷ ̷ adjective : of, relating to, or operating by means of a combination of three circuits energized by alternating electromotive forces that differ in phase by one third of a cycle * * * /three fayz /, adj. Elect. 1. of or pertaining to a… …   Useful english dictionary

• three-phase — adjective relating to or denoting an electricity supply using three separate alternating components with phases differing by a third of a period …   English new terms dictionary

• Phase fired controllers — Phase control (PFC), also called phase cutting, is a method of pulse width modulation (PWM) for power limiting, applied to AC voltages. It works by modulating a thyristor, SCR, triac, thyratron, or other such gated diode like devices into and out …   Wikipedia

• Phase converter — A phase converter is a device that converts power provided as single or multiple phases to a different number of phases.The majority of phase converters are used to produce three phase electrical power from a single phase source, thus allowing… …   Wikipedia

• phase — n. & v. n. 1 a distinct period or stage in a process of change or development. 2 each of the aspects of the moon or a planet, according to the amount of its illumination, esp. the new moon, the first quarter, the last quarter, and the full moon.… …   Useful english dictionary

• Single-phase electric power — In electrical engineering, single phase electric power refers to the distribution of alternating current electric power using a system in which all the voltages of the supply vary in unison. Single phase distribution is used when loads are mostly …   Wikipedia

• Split-phase electric power — A split phase electricity distribution system is a 3 wire single phase distribution system, commonly used in North America for single family residential and light commercial (up to about 100 kVA) applications. It is the AC equivalent of the… …   Wikipedia

• Power supply — For the Budgie album, see Power Supply (album). A vacuum tube rackmount adjustable power supply, capable of +/ 1500 volts DC, 0 to 100mA output, with amperage limiting capability. A power supply is a device that supplies electrical energy …   Wikipedia

• Digital phase converter — A digital phase converter creates a three phase power supply from a single phase supply. A digital signal processor (DSP) is used to control power electronic devices to generate a third voltage, which along with the single voltage from the supply …   Wikipedia