- mains frequency
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промышленная частота
Англо-русский словарь технических терминов. 2005.
mains frequency
Смотреть что такое "mains frequency" в других словарях:
mains frequency — pramoninis dažnis statusas T sritis automatika atitikmenys: angl. industrial frequency; mains frequency vok. Industriefrequenz, f; industrielle Frequenz, f rus. промышленная частота, f pranc. fréquence industrielle, f … Automatikos terminų žodynas
mains frequency — tinklo dažnis statusas T sritis automatika atitikmenys: angl. mains frequency vok. Netzfrequenz, f rus. промышленная частота, f; частота сети, f pranc. fréquence du réseau, f … Automatikos terminų žodynas
Frequency (disambiguation) — Frequency refers to how often an event occurs within a period of time.It may also refer to: General * Audio frequency, a periodic vibration whose frequency is audible to the average human. * Statistical frequency, the number of times an event… … Wikipedia
Mains electricity — A table lamp connected to a wall socket (the mains). Mains is the general purpose alternating current (AC) electric power supply. In the US, electric power is referred to by several names including household power, household electricity,… … Wikipedia
Mains hum — Spectrum of mains hum at 60 Hz Mains hum, electric hum, or power line hum is an audible oscillation of alternating current at the frequency of the mains electricity, which is usually 50 Hz or 60 Hz, depending on the local power… … Wikipedia
Mains electricity by country — This article includes a list of countries and territories, with the plugs, voltages and frequencies they use for providing electrical power to small appliances and some major appliances. For definitions of terms and further information on each… … Wikipedia
Utility frequency — The waveform of 230 volt, 50 Hz compared with 110 V, 60 Hz. The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the frequency at which alternating current (ac, also AC) is transmitted from a… … Wikipedia
Radio frequency heating — is the heating of materials by radio frequency (otherwise called electromagnetic) energy. This can be divided into 3 general categories as below. The term radio frequency is misleading electromagnetic energy of any frequency is absorbed (and… … Wikipedia
industrial frequency — pramoninis dažnis statusas T sritis automatika atitikmenys: angl. industrial frequency; mains frequency vok. Industriefrequenz, f; industrielle Frequenz, f rus. промышленная частота, f pranc. fréquence industrielle, f … Automatikos terminų žodynas
Variable-frequency drive — A variable frequency drive (VFD) is a system for controlling the rotational speed of an alternating current (AC) electric motor by controlling the frequency of the electrical power supplied to the motor.cite book | first=Sylvester J. |… … Wikipedia
Orders of magnitude (frequency) — To help compare different orders of magnitude, the following list describes various frequencies, which is measured in Hertz. Factor (Hz) Multiple Value Item 10−18 1 attohertz (aHz) 2.29 aHz The Hubble Constant (once in 13.8 billion years) 10−15 1 … Wikipedia
