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Ballast. 6,811 likes · 25 talking about this. "...there is none which shows more devotion and faces grimmer perils than the submariners" Sir Winston...

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What is a ballast? Regency Lighting

What is a ballast factor? Ballast factor is calculated by dividing the lumen output of a lampballast combination by the lumen output of the same lamp(s) on a reference ballast. A ballast factor of <1 means that your fluorescent system will produce less light (lumens) than the reference ballast and a factor of >1 means it will produce more light.

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Ores definition of Ores by The Free Dictionary

Ores synonyms, Ores pronunciation, Ores translation, English dictionary definition of Ores. a mineral from which a metal can be extracted for profit Not to be confused with: oar a long pole used to row a boat o'er over n.

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The ABC's of electronic fluorescent ballasts

4 The ABC's of Electronic Fluorescent Ballasts Crest Factor Lamp manufacturers use crest factor to determine ballast performance as it relates to lamp life. Lamp Current Crest Factor is a measurement of current supplied by a ballast to start and operate the lamp. It is basically the ratio of peak current to RMS (average) current.

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Electrical ballast Wikipedia

An electrical ballast is a device placed in series with a load to limit the amount of current in an electrical circuit.. A familiar and widely used example is the inductive ballast used in fluorescent lamps to limit the current through the tube, which would otherwise rise to a destructive level due to the negative differential resistance of the tube's voltagecurrent characteristic.

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Ballast Balance How Fluorescent Lamps Work HowStuffWorks

A fluorescent lamp's ballast works to control this. The simplest sort of ballast, generally referred to as a magnetic ballast, works something like an inductor.A basic inductor consists of a coil of wire in a circuit, which may be wound around a piece of metal.

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Track ballast Wikipedia

Track ballast should never be laid down less than 150 mm (6 inches) thick, and highspeed railway lines may require ballast up to 0.5 metres (20 inches) thick. An insufficient depth of ballast causes overloading of the underlying soil, and in unfavourable conditions, overloading the soil causes the track to sink, usually unevenly.

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What are the different types of ballasts? Regency Lighting

Magnetic Ballasts vs. Electronic BallastsLive Chat
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Guide for Ballast Water Treatment American Bureau of

ABSGUIDE FOR BALLAST WATER TREATMENT . 2014 Foreword. Foreword . The inadvertent transfer of harmful aquatic organisms and pathogens in the ballast water of ships has been determined to have caused a significant adverse impact to many of the worlds coastal regions.

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dict.cc dictionary :: Ballast :: GermanEnglish translation

EnglishGerman translation for: Ballast EnglishGerman online dictionary developed to help you share your knowledge with others. More information! Contains translations by TU Chemnitz and Mr Honey's Business Dictionary (GermanEnglish). Thanks on that account!

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