Holophane 02454 Series Brochure 1971
Holophane 02454 Series Brochure 1971
Holophane 02454 Series Brochure 1971
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GASKETED
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INDUSTRY
Underwriters Listed for Use in Dust Tight Class ll, Groups E, F and G and Class III locations.
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EXCEPTIONAL LIGHTING PENFOFMANCE Prismatically controlled light provides a widespread distribution pattem and high utilization efrciency, permitting spacings of luminaires up to 2 times their mounting height while producing even coverage. 52% ol Iotal light is emitted in the important 0 to 60 degree output zone, making possible the use of fewer luminaires for a given footcandle Ievel or higher levels of illumination for each watt per square foot. Widespread light across the ceiling, up to 21% oI total light output, produces a pleasant environment, and reduces contrast between luminaire and ceiling. Upward light also permits visual inspection of overhead piping and tubiag.
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EASE OF MAINTENANCE Luminaire is relamped by loosening cam latches on the hood which allows the entire glass assembly to hang safely in the metal bails. Refractor can be removed with one hand for relamping and cleaning.
lighted. For extra mechanical protection, specify versions with cast bottom guards. All exposed metal parts are of cast or anodized aluminum or of stainless steel
to resist deterioration-
WEAIHER AND COPROSION RESISTANCE All-tight enclosure is assured by positive pressure of cam latches which hold prismatic element assembly firnly against gasketed die cast hood. Equally suitable
for indoor or outdoor
use.
POS
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50% 30"h
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24
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.36
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.23
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.16
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200tY.l
LAMP SR''I
ALI.,MINUM
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I#DIAM
Max, Spacing Ratio
2.O
Dimensions in lnches
Diam. Depth
Cat. No.
Termination
3/a"
o2454
r1%
L|X"
Female
Pipe Tap