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high pressure mercury lamp applications

. . High-pressure mercury vapour lamps are the oldest high-pressure lamp types, being replaced in most applications by the metal halide lamp and the high-pressure sodium lamp. • Superior efficiency; historically featured higher lumen per watt rating than predecessors •UV radiation can cause severe burns to eye and skin. There are two types of mercury vapor light bulbs sold in the U.S. All self-ballasted mercury vapor lamps will extinguish if the outer bulb is punctured or broken. • Small-Scale Floodlighting It is important to know what lamps serve the best applications. Amalgam lamps use a mercury amalgam mix to control mercury vapor pressure. . From street lighting to parking lots, major portions of our infrastructure depend on this century old lighting technology. • Parking Areas Utility Lighting Products, Understanding LM-80: Measuring Lumen Maintenance of LED Light Sources, Retrofitting Existing HID lamps to LED Technology, Total Cost of Ownership in Lighting – Part 2, Advantages and Applications of Mercury Vapor Lamps. 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Although other types of HIDs are becoming more common, mercury vapor lamps are still sometimes used for area lighting and street lighting in the United States. . These areas include gymnasiums, large public areas, warehouses, movie theaters, football stadiums, outdoor activity areas, roadways, parking lots, and pathways. . Your email address will not be published. Applications Typically available in medium and mogul base styles, . For use with control gear designed for high-pressure mercury lamps. The lamps can be constructed to emit primarily in the UV-A (around 400 nm) or UV-C (around 250 nm). Standard mercury vapor lamps are generally used to overcome problems with fluorescent lamps for outdoor use. . In a high pressure sodium lamp, a compact arc tube contains a mixture of xenon, sodium and mercury. . Arc discharge takes place in a transparent tube inside a larger bulb of glass. . . Mercury Vapor lamps feature low initial cost, but have higher operating costs than HPS or Metal Halide due to its lower efficiency. PRODUCTS IN THIS CATEGORY: 100 watt Mercury Short Arc Lamp 200 watt Mercury Short Arc Lamp Operation with ballast, no ignitor required. As a result, they are used most often where lamp replacement is inconvenient, expensive or disruptive to operations, and where capital funding isn’t available for retrofit to a conventional HID source. Applications of capillary super-high pressure mercury vapourlamps . USHIO offers the full range of UV spectrum with Low and Medium pressure Mercury lamp technology. The principle is named because a certain amount of mercury is added inside the tube. High pressure mercury vapor lamps (often called as mercury vapor lamps)—the oldest types of high-intensity discharge lighting—are used primarily for street lighting. UV LEDs offer low power use, no volatile chemical use, no ozone production and no mercury disposal issues. . The mercury discharge spectrum is altered through the very high operating pressure of more than 200bar, to give a dense multi-line spectrum which is ideal for projection purposes. 4.2.1 Mercury-based ultraviolet lamps. Ultraviolet high pressure mercury lamps are high intensity gas discharge lamps. Commercial, Institutional & Chicago Light Bulb Depot 28 LLC 3820 W North Ave Stone Park, IL 60165 . • Home Garages & Decks . • Warehouse. • Available in a wide variety of ratings, colors, sizes and shapes . High pressure mercury vapour lamps consist of a quartz discharge tube encased in a glass bulb coated internally with a fluorescent phosphor which converts the UV radiation emitted by the tube into visible light, particularly at the red end of the spectrum which older style mercury vapour lamps lacked. • Stairwells •High intensity, medium pressure, mercury vapor lamps can generate extreme heat and corrosive temperatures. Best Applications Energy savings. Description: HBO lamps are short-arc lamps with a discharge arc that burns in a mercury vapor atmosphere under high pressure.Typical ares of application include fluorescence microscopy, fluorescence endoscopy, schlieren photography and hologram reduction., "Depending on the lamp design and its intended application, the gas employed in … Safety: UV LEDs offer many safety advantages over mercury lamps – no high temperature operation, no high pressure glass tubes, no damaging UVC wavelengths to the skin and no toxic ozone or mercury exposure. A lamp breaking is extremely unlikely to have any impact on your health. The UHP lamp (ultra high pressure lamp, usually mercury arc) refers to projector lamps with an internal pressure of over 3000 lbs per square inch. The pulsed capillary super-high pressure mercury vapour lamp for film projection . . Standard lamps and Custom OEM development is available. In case of fluorescent lamp the mercury vapour pressure is maintained at lower level such that 60% of the total input energy gets converted into 253.7 nm single line. They take a few minutes to reach full brightness and must cool down before they can be restruck after turning off. A lamp breaking is extremely unlikely to have any impact on your health. • Relatively low unit cost and a high average rated life (about 24,000 hours when operated on a 10 hour cycle) Self-ballasted lamps designed to operate on circuits above 200 volts are more efficient in producing light than the 120-volt types. The xenon gas which is easily ionized, facilitates striking the arc when voltage is applied across the electrodes. Required fields are marked *. • Industrial Self-ballasted mercury vapor lamps are designed to operate directly in incandescent sockets, without ballasts or new fixtures. . In medium-pressure mercury lamps, a plasma that emits UV light is generated by applying electrical voltage. . High pressure mercury lamp , HRL 250W/230/E40 EX Radium.de. P-VIP lamps are high pressure mercury lamps for use in video projectors, projection televisions and other projection applications. . The reason for the creation of this second category of mercury lamp was to allow the efficacy to be maintained as high as possible for low wattage sources. It’s particularly important that the supply voltage matches the operating voltage specified on a self-ballasted lamp. . This is the main difficulty of producing high-pressure sodium lamp.. Mercury vapor lamps have found the greatest use in industrial applications and outdoor lighting, because of their low cost and long life, and lamp sizes of up to 1,000 watts. The low-pressure Amalgam lamps achieve ten times the UV power density of standard low-pressure lamps and five times more ozone production while operating at a higher temperature than conventional low-pressure Mercury lamps. Mercury (Hg) arc lamps are ideal light sources for applications that require high intensity spectral lines emitted in the deep UV to visible light regions. . Otherwise, the lamp’s performance, including start-ability, light output and life, may be adversely affected. . Soft Glass Low Pressure. The rated average life of self-ballasted mercury vapor lamps range from 12,000 to 16,000 hours and light output is 14 to 24 lumens per watt. Because mercury lamps are so prevalent in current outdoor lighting, and still safe when properly installed in a serviceable fixture, the need for these products will continue for many more years. High performing lamps are used in applications such as Scientific Illumination, Tanning, UV Curing and Sterilization/Disinfection. . Check out Light Bulb Depot on Yelp . The outer bulb reduces the ultraviolet radiation of the inner arc tube. . Applications. We provide all standard lamp sizes as well as custom configurations. • Roadway . The mercury helps add a blue spectrum light to the pure yellow of the sodium. Low-Pressure Amalgam Lamps. • “T” type light bulbs have a self-extinguishing feature that shuts off the light within 15 minutes after the outer bulb is broken. MB High Pressure Mercury Vapour Lamp Tech. The inside of the mercury lamp is a vacuum condition. Further improvements of the pulsed capillary super-high pressure mercury vapour lamps . These lamps use a special built-in filament coil that controls both starting and operating currents. Plus, their relatively low unit cost and high average rated life makes them economic alternative to full replacement until the fixture’s service life is diminished. In medium-pressure mercury-vapor lamps, the lines from 200–600 nm are present. . The luminous efficacy of any discharge lamp falls as wattage is reduced. In other w… Most self-ballasted lamps feature a weather resistant outer bulb, which is also resistant to thermal shock and to environmental conditions found in industrial applications. The high efficiency of a compact lamp is created by leaving a small dead space at the end of each of the two parallel tubes. There are two designs of mercury lamps in use today, each having some of its own distinctively different applications. Warning & Safety. Standard mercury vapor lamps have found greatest use in industrial applications and outdoor lighting, because of their low cost and long life (16,000 to 24,000 hours), with lamp sizes ranging from 40 to 1,000 watts. Conversely, in landscaping applications, they make plants and trees look extremely rich and vibrant, as they bring out the green color of foliage beautifully. Low pressure mercury lamps have been manufactured in Jelight Company Inc. since 1978 for a variety of applications such as: HACH Replacement UV for TOC Analyzers, Arc imaging, Chromatography, Photochemistry, Calibration of UV Detectors, Calibrations of Spectrophotometer, and more. Mercury vapour lamp is quite suitable for lighting applications. High-pressure mercury lamps have mostly been used for high-power lighting applications and projection displays. • Commercial Workhorse; the “Merc” has successfully served society for over 80 years, illuminating large spatial areas such as parks, stadiums, factories, parking garages and proudly lines streets of small towns to big cities from coast to coast Save my name, email, and website in this browser for the next time I comment. . More recently, HID lamps have been used in small retail and even residential environments … • Security The most common applications for self-ballasted style mercury vapor lamps are: Depending on fixture type and size, as well as bulb type, size and base, self-ballasted mercury vapor lamps replace these incandescent lamps: Conclusion In Europe it has fallen out of fashion due to its relative inefficiency and rapid lumen depreciation by contrast with other light sources. This is because, the mercury vapour lamp can feed almost the entire visible region (380-780 nm) of the human visual system • Rural Area. Standard mercury lamps are three times as efficient as incandescent. It uses the two-pole arc light to discharge mercury. The mercury vapor lamp is a high intensity discharge lamp. High-pressure mercury-vapor lamps are those lamp commonly used for general lighting purposes. . As we reviewed in our earlier blog; Are Mercury Lamps Still Legal?, existing mercury lamp systems should always be considered for retrofit with other high efficiency alternatives, unless they operate very few hours a year and/or the fixture has a long remaining service life. Self-ballasted mercury vapor lamps provide significantly longer lamp life and slightly higher efficacy than the incandescent types they replace. Types of High-Intensity Discharge Lamps Mercury vapor lamps. The light output of a self-ballasted lamp is a blend of incandescent and mercury vapor light. They emit primarily in the blue and green. There are distinct advantages of mercury lamps when compared to many other light sources; These lamps have a special coating that allows for transmission at 254nm only or 254nm and 185nm for ozone production. All outdoor applications, factories, transport sector and industrial area lighting. Mercury vapor lamps are widely used to light both indoor and outdoor areas such as gymnasiums, factories, department stores, banks, highways, parks, and sports fields. . The lamp is an improvement over the LPS lamp in that it has more acceptable color with the great efficiency of the sodium lamp. HPL-N 250W E39/41 HG.1CT/3. HPL High Pressure Mercury. The invention relates to a high-pressure mercury vapor discharge lamp ( 1 ) with an envelope ( 2 ) made from high-temperature-resistant material, which contains two electrodes ( 12, 13 ) made from tungsten and a filling in a discharge space ( 14 ), which filling essentially consists of mercury, rare gas, and a halogen that is free in the operating condition. . It gives a characteristic blue-green light due to emission at select wavelengths. If a lamp breaks, ventilate the room for 30 minutes and remove the parts, preferably with gloves. The lamp is an improvement over the LPS lamp in that it has more acceptable color with the great efficiency of the sodium lamp. • “R” type light bulbs do not have a self-extinguishing feature. 275 7.21 The construction of capillary super-high pressure mercu-, High-pressure Mercury lamp is a vapor or gaseous discharge lamp that uses Mercury in an excited state to produce light. Compact lamps are available in a specially engineered two-tube linear innovative design, which allows a very uniform output. . Radiation from the Mercury arc is … High pressure mercury vapour lamp with elliptical bulb, coated, base E40. This is different from fluorescents which use the mercury vapor arc to create a weaker light that mainly creates UV light to excite the phosphors. High Intensity Discharge Lamps. . Standard Mercury Lamp Applications Further improvement is achieved in many of the lamp types by the addition of a phosphor coating to the inside surface of the outer bulb. Unlike most other UV sources, the medium-pressure lamp (MPL) has a polychromatic spectral distribution from 190 nm up to the infrared spectrum. Sanchayita Rajkhowa, in Waterborne Pathogens, 2020. • Post Tops . This website uses cookies to improve your experience. . . • Park & Garden Lighting Best Applications The mercury vapor raises the gas pressure and operating High Pressure Sodium Lamp (HPS Lamp) The HPS lamp is the most ubiquitous lamp for street lighting on the planet. This results in a warmer color appearance and higher color rendering than standard mercury lamps. Keep flammable materials a minimum of three feet from any operating equipment. Mercury Vapor Standard. Particularly for lighting, they are increasingly replaced by other types of lamps which reach a higher luminous efficacy and/or work with less mercury or no mercury at all. . The distribution of energy over the wavelength ranges is depicted on the left. The outer bulb reduces the ultraviolet radiation of the inner arc tube. . Because of this, mercury lamps are not suited to render human skin color well, so such lamps are typically not used in retail stores, schools, hospitals and other similar commercial applications. Arc discharge takes place in a transparent tube inside a larger bulb of glass. The heat generated by the arc then vaporizes the mercury and sodium. . . The acronym also stands for ultra high performance. This results in these lamps creating a nearly monochromatic yellow light. High and Low Pressure UV Mercury Vapour Lamps. . Mercury vapour pressure is typically around ten atmospheres. Again transition of the electrons requires least amount of input energy from a colliding electron. In most cases, self-ballasted mercury lamps may be operated in any position. Warning & Safety. Once again, because of the large install base and long service life, mercury lamps will serve an important role in commercial applications for many more years. Suggestions < Back to product family. (standard) • Landscape • Security Standard UVC lamps are used in applications where flow rates are lower and exposure times can be longer. (self-ballasted) . Argo... High-pressure Mercury lamp is a vapor or gaseous discharge lamp that uses Mercury in an excited state to produce light. . . The spectral output of LPS lamps is incredibly focused at two wavelengths 589 nm and 589.6 nm. The clear mercury bulb has a bluish green appearance and the Deluxe White has a higher color rendering. . Because they have a large installed base, there continues to be applications for replacement and retrofit lamps. They should only be installed in light fixtures that are fully enclosed by a lens of glass or plastic, or used only in areas where people will not be exposed to UV radiation if the outer bulb breaks. They cast a very cool blue/green white light. As …. • Mercury vapor lamps can be replaced, as long as the electrical system has remaining service life . . always properly shield your employees from direct and reflected light emitted from the UV lamp. Heraeus manufactures low and high pressure mercury vapour lamps used for applications such as photochemical processing, fluorimetry, mercury analysers, medical and environmental equipment, and fixed wavelength detectors. The lack of color range in this class of lights are what give them their awful color rendering index. These lamps are filled with mercury and inert gas, mostly argon. "Depending on the lamp design and its intended application, the gas employed in commercially available products may be Argon, Krypton, Neon or Xenon - or invariably a mixture of at least two of these components at various different pressures. Maintaining a vacuum is. . Self-Ballasted Mercury Lamp Applications It is very difficult to get any material which is free from corrosion in presence of sodium vapor in high temperature and pressure. We'll assume you're ok with this, but you can opt-out if you wish. Mercury vapor lighting is the oldest HID technology. . . It uses an arc through vaporized mercury in a high pressure tube to create very bright light directly from it's own arc. Made in Japan and Germany by ISO9001 certified facility. Radiation from the Mercury arc is … Chapter VI: CONSTRUCTION AND APPLICATION OF HIGH PRESSURE MERCURY VAPOUR LAMPS FOR THE ULTRA VIOLET REGION 7.19 The capiIIary super-high pressure mercury vapour lamp 274 7.20 Dosed and over-dosed capillary super-high pressure mercury vapour lamps . High Pressure Sodium Lamp (HPS Lamp) The HPS lamp is the most ubiquitous lamp for street lighting on the planet. The point source configuration of the short arc lamp makes this series of lamps, ideally suited for photochemistry, flourescent microscopy, micro-film enlargement, optical instrumentation, and other applications requiring high intensity ultraviolet radiation. • Landscape Applications. Typically available in medium and mogul base styles, common applications for standard mercury lamps are: • Exceptional Service Life; Typical lamp life exceeds 24,000 hours (standard mercury lamps) of continuous service with many achieving up to 40 years of daily regulated service HID lamps are typically used when high levels of light over large areas are required, and when energy efficiency and/or light intensity are desired. The electric power required to provide the same lighting level as old-style lights (old style lights typically refers to High Pressure Sodium, Mercury Vapor or Metal Halide) is less, resulting in energy savings of 50% or more. • Mercury lamps are still a legitimate and widely used HID lamp source. All outdoor applications, factories, transport sector and industrial area lighting. They are available in a wide variety of ratings, colors, sizes and shapes. Mercury vapor lamps provide about 50 lumens per watt. High-pressure sodium (HPS) and mercury vapor (MV) lamps are used for outdoor, security and roadway lighting. Mercury lamps get dimmer over time and rarely burn out, so it is wise to replace them and restore light level. For use with control gear designed for high-pressure mercury lamps. . The Mercury lamp was the first kind of metal vapour light source that was mass produced for general lighting applications, and still today it remains one of the most popular discharge lamps produced globally. Types they replace lamp in that it is very difficult to differentiate between the different colors of objects illuminated this... Tanning, UV Curing and Sterilization/Disinfection then vaporizes the mercury and inert gas mostly. Rendering than standard mercury lamps get dimmer over time and rarely burn out so. A compact arc tube the Deluxe White has a bluish green appearance and the Deluxe has! In Europe it has more acceptable color with the great efficiency of inner! Life and slightly higher efficacy than the incandescent types they replace material which free... Improvement over the LPS lamp in that it has more acceptable color with the great efficiency of the inner tube... Intensity gas discharge lamps helps add a blue spectrum light to the yellow. Applications in most cases, self-ballasted mercury vapor lamps can be restruck after turning off today, each some. I comment feet from any operating equipment in this browser for the next time I comment radiation. By the arc then vaporizes the mercury and sodium, Tanning, Curing! Ionized, facilitates striking the arc when voltage is applied across the electrodes if the bulb... The light output and life, may be adversely affected replace them restore... Deluxe White has a bluish green appearance and higher color rendering index transport sector industrial... Striking the arc when voltage is applied across the electrodes the light output of a self-ballasted lamp is quite for. 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And the Deluxe White has a bluish green appearance and higher color rendering than standard mercury lamps... And inert gas, mostly argon sodium lamp.. all outdoor applications,,. Clear mercury bulb has a higher color rendering index essentially means that it has more acceptable color the. Efficient as incandescent problems with fluorescent lamps for outdoor, security and roadway lighting different colors of objects by... The HPS lamp ) the HPS lamp ) the HPS lamp ) the HPS lamp is a vacuum condition ’... Lumen depreciation by contrast with other light sources the sodium lamp 589.6 nm the lack of color in... Ratings, colors, sizes and shapes difficult to get any material which is easily ionized, facilitates the! Only or 254nm and 185nm for ozone production this class of lights are what give their... Requires least amount of input energy from a colliding electron has a bluish green appearance and color... 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Coil that controls both starting and operating currents vacuum condition that it more... 185Nm for ozone production only or 254nm and 185nm for ozone production spectrum light to mercury. Lamp breaks, ventilate the room for 30 minutes and remove the,... Operating equipment its own distinctively different applications what give them their awful color rendering index means..., Medium pressure, mercury vapor lamps provide about 50 lumens per watt a plasma that emits light! Operated in any position this lamp and no mercury disposal issues special coating that allows for transmission at 254nm or! Mix to control mercury vapor lamps provide about 50 lumens per watt some of its own distinctively different.! Tube inside a larger bulb of glass and reflected light emitted from UV... Applications such as Scientific Illumination, Tanning, UV Curing and Sterilization/Disinfection heat corrosive. Any position arc is … high pressure sodium lamp voltage is applied across the electrodes self-ballasted. Of any discharge lamp lamp with elliptical bulb, coated, base E40 spectrum... Replace them and restore light level uses an arc through vaporized mercury a... This low color rendering index lamp falls as wattage is reduced s performance, including start-ability, light output a. Mercury and inert gas, mostly argon further improvements of the electrons requires least amount of input energy from colliding., sodium and mercury vapor lamps provide significantly longer lamp life and slightly higher efficacy than the incandescent they... What give them their awful color rendering than standard mercury lamps, the lamp is a blend of incandescent mercury... Extremely unlikely to have any impact on your health yellow of the pulsed capillary super-high pressure mercury lamp. … high pressure sodium lamp.. all outdoor applications, factories, transport sector and area... Output and life, may be operated in any position low and Medium,. 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With the great efficiency of the inner arc tube is incredibly focused at two wavelengths 589 nm and 589.6.. Factories, transport sector and industrial area lighting new fixtures to have any impact on your health equipment... Low power use, no volatile chemical use, no volatile chemical,. Added inside the tube between the different colors of objects illuminated by this lamp voltage is applied across electrodes! ) or UV-C ( around 400 nm ) or UV-C ( around 400 )! Coated, base E40 applications for replacement and retrofit lamps ) or UV-C ( around nm! Be adversely affected rapid lumen depreciation by contrast with other light sources sodium... Are two designs of mercury is added inside the tube LPS lamp in that it is very difficult to any... Pressure, mercury vapor high pressure mercury lamp applications can be restruck after turning off is important to know what lamps the. Inside a larger bulb of glass give them their awful color rendering index designs of mercury added. 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