C78.41(L72RD-90)
Electric Lamps
LAMP,SODIUM
C78.41(L72RD-90)
LAMP,SODIUM
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Technical Characteristics
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Wattage Rating
90.000 watts
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Average Life Rating In Hours
18000.0
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Emitted Light Characteristic
colorless
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Base Style
by22d (for sodium lamps)
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Burning Position
base up to 20 degrees above horizontal and base up to 15 degrees below horizontal
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Special Features
energy saver; low pressure
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Light Center Length
20.750 inches nominal
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Overall Length
20.750 inches nominal
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Voltage Rating
115.000 volts nominal
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Rated Average Life
hours
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Light Output Rating
13500.000 lumens nominal single rating
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Bulb Light Transmission Characteristic
transparent
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Bulb Designator
t-21
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Bulb Style
t (tubular)