Electronic moisture measuring device with dew point indication for determination of moisture. The halogen moisture analyzer offers two different kinds of switchoff criteria. Also contains moisture conversion charts and dew point tables, and water in oil calculator. Sf6 moisture measuring device hygrometer offers quick, reliable readings. Prior to commissioning, equipment that will be filled with sf 6 is filled with air. Sf6analyzer gctupdtptyso2 gas collection and transfer. Home products power industry sf6 gas recovery unit sf6 gas analyzers and accessories. The unit allows different kinds of measurements and treatment of the measuring gas in. Moisture in sf6 how does an oem or user measure moisture in sf6 during installationinstallation and iinsseerrvviicece. Determines sf6 moisture content, purity density and so2. Due to the procedures of filling and servicing equipment. The gctu is designed to transfer and recycle the entire sf6 gas sample back to the high voltage circuit breaker, switchgear, transformer or manufacturing equipment giving a zero effect to the sf6 applications and. Humidity measurement data is displayed in ppmv, ppmw and dewfrost point at either system pressure or standard pressure.
Moisture in the air will adsorb onto all of the interior surfaces of the equipment. Moisture may also increase the formation of unwanted secondary decomposition products, which can lead to arcing and equipment failure. Portable dew point meter and moisture analyzer for sf6 gas and other compressed gases. In addition, powertech has the capability for complete onsite chemical analysis using a portable gas chromatograph andor with. Simple to use field portable analyzer with laboratory like results. Epas international conference on sf 6 and the environment november 29, 2006 san antonio, tx mollie averyt, icf international. Sulfur hexafluoride moisture analyzer 3037r002 the moisture in sf6 monitor measures from 10ppmv to 10,000ppmv as an electronic moisture measuring device in insulated transformer switchgear. Arguably, the defacto standard instrument for the australasian power industry. Analysis instrument for determining the quality of sf6 gas. China sf6 moisture analyzer, sf6 moisture analyzer. Sf6 gas analyzers and accessories avt services pty ltd.
The integrated balance continually determines the loss in weight of the sample during drying. Sf6 gas analyzers and accessories broyden 20171109t20. The alpha moisture systems model gctu has been specifically developed to collect all sf6 sampled for moisture and purity analysis. Portable sf6 gas testing unit with inbuilt gas recovery system and so 2 decomposition testing. Principle of operation based on faradays law of electrolysis, the aquavolts sensor absorbs and electrolyzes moisture at fractional partspermillion or parts per billion ppm or ppb. About 5% of these are moisture meters, 38% are testing equipment, and 39% are gas analyzers. Download product information here pdf format sf6 filterpurifier. Using sf analysis for condition based maintenance 6 of.
National and international humidity standards, two metres of stainless steel braided ptfe sampling. If gas is able to leak out of a piece of equipment, then moisture and air can enter in it as well. Zerowaste sf6 analyser portable infra red sf6 condition epa. The analysis instrument model ga20 is used for determin ing the humidity content in sf6 gas. The rh systems model 973 sf6 analyzer was specifically designed for measurement of humidity and sf 6 purity in gas insulated switchgear systems. This manual explains the function of the 973 sf6 analyzer with and without the. To ensure the integrity of sf6 gas as an insulator, the amount of water vapor in sf6 gas should be kept to a minimum. World leaders in sf6, oil analysis and handling products. Pdf sf6 gas circuit breakers reliability estimation.
Cigre, iec and astm standards define the minimum sf6 moisture and. Analysis with leak detection using portable equipment, lab like results can be quickly and easily confirmed. World leaders in sf6, oil analysis and handling products energy maintenance technologies ltd. The unit allows di fferent kinds of measurements and treatment of the measured gas in one of the following ways. The instrument has many functions and features speci. Request a quote for the rh systems 973 sf6 analyzer. Powertech can also perform analysis on sf 6 gas for purity including blend composition, decomposition products, and moisture. Analysis instrument for determining the gas humidity in sf6. It is demonstrated by individual characteristics of 550 kv sf6 circuit breakers such as n2 leakage, sf6 leakage, overheat of primary terminal and defect of protection and control system, etc. Cosa xentaur combines the strength of over 30 years of cosa instruments sales, service and application support and experience with xentaur corporations innovative measurement solutions. Sf6 moisture measuring device hygrometer offers quick, reliable. Moisture measurement in natural gas and other gases using dewpoint analyzers, hygrometers, moisture analysers, dew point transmitters and portable automatic dewpoint. Ennovacion instruments introduced a low cost excelencia series edgxxh portable handheld dew point meter and moisture analyzer optimized for sf6 gas and other compressed gas applications.
Exceeding the gie recommended moisture levels will cause formation of acidic byproducts, such as hf, so2, sof2, etc. As the gas sample passes over the chilled mirror surface, the moisture content of the gas is determined by. Moisture measuring device with dew point indication for determination of moisture content in sf6 gas. Like our previous multifunction analyzers, this device is able to test sf6 purity vol. Dew point calculators is an excel based spreadsheet calculator to calculate pressure dew point, relative humidity, ppm moisture content, water vapour and humidity. Fundamentals of moisture measurement in industrial applications. A timecontrolled form of switching off or the decrease in weight per time unit. These applications include medical testing, laboratorybased research and development, and the analysis of sf6 gas present in medium and high voltage gas insulated electrical equipment. The 973 was specifically designed for measurement of humidity, sf6. Moisture conversion table advanced specialty gas equipment. Also available as a complete and portable kit, allowing users to carry all of the equipment that they need within a heavyduty ip66 case. We design and manufacture measurement solutions for a wide range of industries including power generation, semiconductor manufacture and pharmaceuticals. Were proud to report, the meeco name is synonymous with moisture analysis.
Additionally, abb offers decomposition analysis services and leak detection. Sulfur hexafluoride sf6 gas is an inert insulating gas of high dielectric strength and thermal stability, often used in the power sector for insulating high voltage lines, circuit breakers, transformers and other switchgear equipments. Modular instrument determines up to four sf6 gas param eters purity. So2 concentration ppmv the dilo sf6 multi analyzer is a battery operated, compact, user and maintenancefriendly device which guarantees high measuring accuracy. Sf6 gas accessories leak detectors circuit breakers. It is commonly used in medium and highvoltage electrical equipment as an electrical insulator, arcquenching and cooling medium. Portable dew point meter and moisture analyzer for sf6 gas. The 973 was specifically designed for measurement of humidity, sf6 purity. This device has been designed specially for sf 6 moisture measurements. We are sure that after using this instrument you will agree that the sf6 analyzer gctupdt ptyso2 is quick and easy to use. China sf6 moisture analyzer manufacturers select 2020 high quality sf6 moisture analyzer products in best price from certified chinese analysis instrument manufacturers, china analyzer suppliers, wholesalers and factory on. The multianalyser sf6 is a batteryoperated, compact, user and maintenancefriendly device which guarantees high measuring accuracy.
Importance of measuring dew point temperature of sf6 gas or why should measure dew point temperature of sf6 gas. Userselectable limits to display compliance with industry standards, including iec and cigre. The rh systems model 973sf6 dew point mirror was specifically designed for measurement of humidity and sf6 purity in gas insu lated switchgear systems. Simultaneous sf6 measurement of up to 11 parameters. Shaw dewpoint meters and hygrometers for trace moisture. The measured gas can be stored in an internal storage vessel and pumped back into the gas compartment up to 10 bar p e. This device has been designed specifically for sf 6 moisture measurements. Its portfolio ranges from dew point measurement solutions, analytical laboratory equipment, nmr technology, wobbe and btu analyzers. Sf6 is an extremely stable, nonflammable and highly electronegative gas with excellent dielectric properties. Enhance your sf6 analysis moisture perfect hose vacuum drying function.
The user can select passfail values for the gas being tested, as well as, the units of measure details in key features and save up to 100 test results and names dates and time are stored automatically. Phymetrix analyzers unique features make them the most preferred instrument for measuring dewpoint in sf6 gases. Mirror analyzer sf6 the sf 6 mirror analyzer works by utilizing the dew point principle, the cooling of a volume of gas until condensation forms, to measure moisture content. Therefore, it is important that endusers measure the sf6 moisture content with reliable, costeffective, and durable moisture analyzers. For over 60 years shaw moisture meters has been manufacturing dewpoint meters, hygrometers and moisture analysers for industrial and commercial applications the preferred choice of leading industry experts. This manual explains the function of the 973sf6 analyzer with and. It is specially designed to measure faster and accurately the performance of sf6 equipments. The rugged, waterproof enclosures of the portable analyzers combined with the phymetrix proprietary leading edge nanopore sensor technology make the phymetrix dewpoint analyzers optimal for measuring moisture in natural gas. A wide variety of sf6 moisture analyzer options are available to you, such as usage, power.
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