Incandescent Lightning




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Description

Commonly used residential lighting, functions through the heating of coil or filament of tungsten wire by electrical current.

Advantages
  • Cheap purchasing cost
  • No 'warm up' period
  • Excellent color rendition
  • No toxic materials
Disadvantages
  • Least energy efficient
  • Relatively short lifespan
Application barriers
  • Lights burn extremely hot
  • Government regulated in certain locals
Information sources

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Image
Trade:


Type Standard Incandescent Bulbs, Tungsten Halogen Bulbs, Reflector Lamps
Lamp Voltage

120 V

Lumen Output

520-800 lm

Voltage

220-250 Vac

Lamp Current

100 W

Luminous Efficiency

8-24 lm/W

Annual Degradation Rate in Luminous Efficiency

5% / year

Color Temperature

2500-5000 K

Color

Warm white light

Color Rendering Index

100 on the CRI scale

Beam Angle

15-90°

Average Lamp Life

750-1000 hours

Type of Protection

Air tight glass enclosure

Investment Cost

Minimal

Operational Cost

$0.10 / kWh

Replacement Cost

Minimal

Life Expectancy

750-1000 hours


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