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High Pressure Sodium Vapour Lamps
High Pressure Sodium Vapour Lamps
Astra Lighting Ltd offers High Pressure Sodium Vapour Lamps. High Pressure Sodium Vapour Lamps with a polycrystalline translucent aluminum oxide discharge tube enclosed in an ovoid or tubular outer glass envelope. The avoid shell of the SON-LAMPS is internally coated with aluminum oxide powder. The discharge tube contains an amalgam of mercury and sodium along with xenon gas. The outer shell is evacuated and a better maintains this high degree of vacuum throughout the lamp life. These lamps need a control gear comprising of Ballast, Ignitor and capacitor for optimum performance. Advantages: Very high efficacy hence highly energy efficient, Long life and low light depreciation, Very short run-up time and quick re-strike, An economic alternative to high pressure mercury vapour and metal halide lamps, Golden white light admitted by lamps gives a warm appearance and better visual acuity, SON-T lamps are ideal for precise optical control.
- Highway streets, flyovers, junctions etc.
- Airport apron's parking areas, storage yards, docks etc.
- Industries warehouses, goodness etc.
- Floodlighting of monuments, exhibition sites etc.