Metal Halide Lamp Construction

Capacitor a device used in electric circuitry to temporarily store electrical charge in the form of an electrostatic field.

Metal halide lamp construction.

The lamp uses mercury vapor to create the powerful light like the high pressure mercury vapor but includes other metals halide salts to improve the color. 75 fr 10950 march 9 2010. Doe published a final rule pertaining to test procedures for meral halide lamp fixtures. Department of labor safety and health administration tib 00 09 13.

Showing slide current slide of total slides best selling. A halide is a chemical compound of a halogen combined with an electropositive element or in the case of lamps. Metal halide lamps that have a high cri include flood lamps used for retail lighting and grow lamps. Full intensity is reached 20 to 30 seconds later once the salts of sodium and scandium are vaporized by the heat of the xenon arc.

A metal halide lamp is an electrical lamp that produces light by an electric arc through a gaseous mixture of vaporized mercury and metal halides compounds of metals with bromine or iodine it is a type of high intensity discharge hid gas discharge lamp. Reiling had discovered metal halide lamp in 1960. Metal halide high pressure sodium and mercury vapor are types of hid lamps. The metal halide lamp fixtures energy test procedure docket eere 2008 bt tp 0017 contains all notices public comments public meeting transcripts and supporting documents pertaining to this rulemaking.

Technical information paper series. Who invented metal halide lamp. 1 how it works. Building metal halide lamps supplies.

Ignitor a device either by itself or in association with other components that generates voltage pulses to start discharge lamps. Philips master colour cdm t 70 watt g12 942 ndl hci t cool white 11 in total. The information provided in these materials is intended to be general and advisory in nature. Technical information bulletin u s.

The lower the number the more faded the colors will look. Metal halide lamp is special type of arc discharge lamp that works on the arc stream via some iodide salts along with argon gas and mercury vapor pressure at several millimeters with the arc tube temperature of 1000 k. Developed in the 1960s they are similar to mercury vapor lamps but contain additional metal halide compounds in the quartz arc tube. The xenon gas is used only to provide some light immediately upon lamp startup as required for safety in an automotive headlamp application.

So if you have an application where you need the colors to be as accurate as possible you will want a bulb with a higher cri. Metal halide lighting construction projects 1 source. A halogen is a monovalent element which readily forms negative ions. Like fluorescent lamps hid lamps produce light by the excitation of a gas confined between a pair of electrodes and require a ballast to limit current draw and to provide proper starting and operating voltages.

What is the constructional feature of a metal halide lamp. Venture 400w tubular dual ballast metal halide lamp ref37. These are actually metal halide lamps.