High Pressure Mercury Vapor Lamps

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High Pressure Mercury Vapor Lamps

HP-mercury vapor lamps uses same working principle of HID lamps, the difference is gas filled inside lamp. The gas used in here argon and mercury combined gas. The mercury with argon gas, is contained a quartz arc tube where every thing happened inside of this tube.  There is also outer bulb of borosilicate glass filled with nitrogen gas. Here is the general structure of HP-mercury vapor lamps below.

High Pressure Mercury Vapor Lamps

 

Properties of HP-Mercury Lamps

  • Operate at every position
  • Life-Time is around 20000hr
  • Needs ballast to operate
  • Their power is around 50-1000W
  • Luminous flux is around 1800-57500lm
  • Color temperature between 2900 – 4200K
  • Can be dimmered
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