In short it revolutionized the medium voltage drive market. The robicon w120 is a standalone variable speed enclosed drive for nonregenerative single motor applications with variable or constant torque loads. Breakfast was a perfect touch and a wide selection of meats, cheese, croissants and lots more. Peter hammond recalls the birth of the mediumvoltage drive. Medium voltage drives sinamics electric drives simply. Were the only company that offers drives from 150 to 60,000 kw. This image is a robicon siemens perfect harmony drive that suffered a catastrophic failure. Feb 16, 2016 peter hammond recalls the birth of the mediumvoltage drive a look at the history of perfect harmony drives offers a view of how product development can take place now and in the future. Robicon perfect harmony for medium voltage and sinamics for medium and low voltage.
Robicon perfect harmony power cell running off legacy controller. To talk with us about your medium voltage drive call 8008482504 8008482504. To contact us online, click the icon in the top right of this page. Robicon perfect harmony drive is a versatile performer that can help you.
An intermediate board with 2 fiber serial interfaces is used as a. The watercooled robicon perfect harmony mediumvoltage adjustablespeed drive was chosen primarily for the high system reliability afforded by its cell bypass feature. In each phase robicon uses a complicated combination of 5 phaseshifting transformers delta secondary 480 v, each connected to 6 pulse rectifier, which in turn, is connected to the transistor block. We have in our stock new siemens robicon perfect harmony vfd s at 140 and 260 amps rated for either 2300 or 4160 volts. One can expect the robicon perfect harmony drive to be available between 99. Started the day perfectly even nicer to say hi to the horses after breakfast would come back again. In short it revolutionized the medium voltage drive. This milestone is just the latest for the series of highspeed siemens robicon perfect harmony.
Easily share your publications and get them in front of issuus. Siemens robicon perfect harmony hits 10,000th sale milestone. Perfect place to discover the beautiful lakes of switzerland. Hi everybody, a client of mine has robicon vfd of the perfect harmony series pwm 3000 v, powering 800 hp, squirel cage star connected motor. A result of the powerful combination of sinamics, the most advanced drives technology platform, and the. Robicon siemens perfect harmony preventive maintenance pm. The sinamics perfect harmony gh150 drive is often used with highspeed compressors or integrated compressors that need high output frequencies. Aug 08, 2017 a 140 amp power cell on the bench under test. The company had originally ordered lowvoltage vfds, but when the engineer came to approve them and saw the perfect harmony prototype, he changed the order to perfect harmony drives. Service provider of mv drives mv drive on site repair, robicon perfect harmony medium voltage ac drive service, ge speedtronic repair refurbishment offered by star automations, chennai, tamil nadu. Star automations offering robicon perfect harmony medium voltage ac drive service in aruthra nagar, chennai, tamil nadu. Siemensrobicon harmony medium voltage drive 1750hp 4160v. View and download siemens gh180 operating instructions manual online.
Siemens to supply two vfds to south dakota power plant. Application siemens can provide a customengineered robicon perfect harmony drive to maximize your process. Note part numbers have changed for most spare parts since siemens acquired robicon and also after bringing the robicon drives into the sinamics family. A simple description of a harmony drive would be a group of cells with rectifiers that take threephase ac voltage from a special transformer and convert it to dc voltage. Sinamics perfect harmony gh150 cell exchange video. The sinamics perfect harmony gh180 is a series of cells linked together to create the medium voltage power output of the drive system. The robicon perfect harmony aircooled geniiie and gen iv deliver outstanding core characteristics and significant competitive advantages such as highpower quality input and output, along with high availability. An oil and gas company was robicon s second customer and it bought 21 of the first 47 perfect harmony drives for an offshore platform, says hammond. This converter was named until 20 robicon perfect harmony. We were asked to evaluate and eventually replace this unit.
For most applications, installing a perfect harmony variable frequency drive can immediately slash energy costs, improve productivity and protect the environment. The robicon perfect harmonys outstanding record has made it the drive of choice for demanding applications that require the highest levels of reliability, precision, and longevity. Siemens has the largest installed base of medium voltage ac drives. Robicon perfect harmony in the robicon perfect harmony as shown in fig. But first a little history about the perfect harmony medium voltage vfd. The robicon perfect harmony drive series contains a userfriendly operator panel. Upgrade your bwr recirc pumps with adjustablespeed drives. This compact and quiet drive uses igbt power semiconductors and an innovative cooling concept. Automation and drives robicon perfect harmony the topology the system protops control interface 630 system overview applications motors 14. That means the right drive helps you drive cost out of your operation.
Siemens gh180 operating instructions manual pdf download. Protects other online equipment from harmonic disturbance computers, telephones, lighting ballast prevents crosstalk with other sensitive control and variable frequency drives. View and download siemens 6sr41 series product user manual online. Sinamics perfect harmony gh180 6sr5 40260a outdoor duty drive parameters. Robicon perfect harmony the perfect harmony of performance and value according to energy authorities, industrial motors consume over a billion. All power cell repairs come with a one year warranty on repairs. Siemens sinamics gh180 robicon perfect harmony power cell. This course has been primarily designed for end customers. Siemens perfect harmony gh180520 ponton industries. The first voltage source cascaded h bridge perfect harmony drive was introduced by robicon in 1994 siemens bought robicon in 2005. Perfect harmony power topology in concert with proprietary nxgii hardware control platform and embedded software. The siemens robicon perfect harmony vfd is found in applications world wide, and many of them have been operating for over 10 years. No other drive can tolerate such a broad range of extreme conditions.
Adding to the versatility of the robicon perfect harmony drive is available forcedaircooling on the geniiie and gen iv. Nxgii toolsuite the nxgii toolsuite is a pcbased highlevel graphical user interface gui application that. Preventive maintenance pm on the siemens robicon perfect harmony vfd is a great investment. In the past, robicon has manufactured vfds for small and mediumsized electric motors 20 to 1,500 horsepower. Siemens, in partnership with fougner engineered sales, has been selected by otter tail power company to provide two robicon perfect harmony variable frequency drives vfd for environmental upgrades at the big stone plant, a coalfired power plant that the company operates in big stone city, south dakota. Mediumvoltage acconverter robicon perfect harmony geniv.
With this topology, the drive can be scaled precisely for a very wide range of voltage and output power. The robicon perfect harmony series of medium voltage mv pulse width modulated pwm, variable frequency motor drives vfd are designed and manufactured by siemens lda, new kensington, pa, usa with additional manufacturing facilities in europe, asia, and south america. We are currently looking at the possibility of installing a medium voltage drive on a 2. Siemens robicon perfect harmony hits 10,000th sale. In the robicon perfect harmony, a series of low voltage cells are linked together to build the medium voltage power output of the drive system.
Siemens drive technologies is renaming its robicon range of. Mv drives mv drive on site repair service provider from. But recently, the company has introduced its perfect harmony tim series of vfds for large electric motors 400 to 15,000 horsepower, which are used in oil pipelines and cement production. Sinamics perfect harmony gh180 medium voltage converters. Im sorry if its too basic, but i just cant find anything about it. How the variable frequency drive vfd was developed. The robicon siemens perfect harmony vfd uses electrolytic capacitors in the dc bus. H bridge perfect harmony drive was introduced by robicon in 1994 siemens bought. Initialy the perfect harmony seemed to fit the bill, however their competitors make a big play of the component count and percieved maintenace issues. Chb medium and low voltage drives vfds spare parts. Siemens builds worlds largest high speed variable frequency. Siemens robicon perfect harmony drives are well suited to the chemical, petrochemical, oil and gas, and power generation industries because they can ride through voltage dips, have a small footprint, and require no output transformer, harmonic line filters, or power factor compensation. Over the years weve seen a number of failures not all as bad as this one due to a lack of routine preventive maintenance pm.
The cell tester can run the power cells outside of the medium voltage drive. The drive can be operated in either volts hertz or sensorless vector control modes. Its a gorgeous little chalet tucked up on a picturesque hill above the town with an unbelievable view of the mountains. It says that the addition of the perfect harmony drives to the sinamics portfolio. The robicon perfect harmony aircooled medium voltage variable frequency drives vfds from siemens are designed to provide maximum versatility, efficiency and process availability. General operation of the robicon perfect harmony drive. Sinamics perfect harmony gh150 medium voltage drive from siemens. The robicon perfect harmonywatercooled mediumvoltage variable frequency drives vfds from siemens are designed to provide maximum power efficiency, process availability, and versatility to a range of demanding applications.
Siemens offers reliable low and highvoltage asynchronous motors, converters of the sinamics and robicon perfect harmony series, as well as gear units and planetary gear units including auxiliary drives. Siemens drive technologies is renaming its robicon range of mediumvoltage mv drives, which, it claims, are the global marketleader, with more than 10,000 sold since their launch in 2004. Pre charge on siemens robicon perfect harmony vfd ema inc. Sinamics perfect harmony gh180 is a medium voltage drive system, which has been built and sold since 1994. The dc voltage is then converted within the cell back to ac voltage at a different frequency, using a pwm inverter.
Perfect harmony mv drive diagnostics and service drphb. This feature is not a readily available on the siemensrobicon perfect harmony mv vfds. This milestone is just the latest for the series of highspeed siemens robicon perfect harmony drives. Hi everyone,im looking for manuals or anything about a robicon ph communication via profibus dp to a s7400 cpu. The perfect harmony drive from siemens is the worlds bestselling medium voltage ac drive. Employed in applications ranging from power generation to oil and gas, water, marine, and paper production, the robicon perfect harmony drive is a. The design features an integrated transformer and the ability to scale the drive for a wide range of voltage and output power.
Dc drives siemens sinamics perfect harmony gh180 operating instructions manual 144 pages. Our state of the art technologybased solutions and services enable our clients to improve their daytoday operations in ways that are mutually beneficial. The robicon perfect harmony series drives provide variable speed operation by. Chb have in house developed cell testers that allow for a full functional and load test of the power cell outside of the drive. Siemens drops robicon name from its mv drives drives and. In future, the mv drives will be marketed under the sinamics brand that siemens already uses for its other drives ranges, and will be known as sinamics perfect harmony. Robicon perfect harmony liquidcooled drives engineering information overview. Robicon perfect harmony drive is a versatile performer that can help you significantly increase productivity, enhance energy efficiency, and reduce operating costs. The drives are produced in both aircooled versions up to.
Depending on the process requirement and the variable frequency drive configuration, a cell fault could have minimal or no impact on the process. The robicon perfect harmony aircooled medium voltage variable frequency drives vfds from siemens are designed to provide maximum versatility. This video describes a complete cell exhange change out from our gh150 drive. Maja and her husband were warm, welcoming, and gave us plenty of local tips. In the robicon perfect harmony, a series of lowvoltage cells are linked together to build the mediumvoltage power output of the drive system. Siemens calculates that the robicon products now have an installed base capacity of 2. Perfect harmony mv drive diagnostics and service drph. Apr 30, 2015 robicon perfect harmony liquidcooled drives engineering information overview. Read about company and get contact details and address. The higher the motor speed, the higher the required vfd output frequency. Control engineering variable frequency drives supplied. Repairing medium voltage robicon vfd drives ema inc. Robicon ph profibus entries forum industry support.
Dc drives siemens 6sr41 series product user manual 202 pages. Every element of a sinamics perfect harmony gh180 drive is engineered to maximize productivity and protect your process in a way that other drives cant. The wciii is a series of adjustable speed ac motor drives presently available in an output voltage range from 2. My husband and i use airbnb all the time when we travel and this was hands down our all time favorite airbnb stay. The cell bypass feature enables the asd to provide full power to the pump in the event of a. Siemens robicon perfect harmony drive, effective january 1, 2014, was renamed sinamics perfect. Perfect drive trains depending on the size, individual or twin drive systems with loadequalizing regulation are used. Siemens 6sr41 series product user manual pdf download. And with a life expectancy of 25 years, the robicon perfect harmony lets you set it and forget it. The siemens robicon perfect harmony drive draws on extensive experience with a wide range of industry applications including more than 80 types of pumps, 34 types of fans, and a.
Designed in both liquidcooled and compact aircooled configurations, sinamics perfect harmony medium voltage variable frequency drives vfds deliver superior versatility, efficiency and. The siemens robicon perfect harmony drive draws on extensive experience with a wide range of industry applications including more than 80 types of. Robicon perfect harmonys process tolerant protection strategy protops provides a hierarchical system of warnings that keep robicon perfect harmony watercooled drives on line and in control of your process, while drive trips and process interruptions only occur in extreme circumstances. The robicon perfect harmony drive meets the most stringent harmonic requirements for voltage and current distortion. It says that the addition of the perfect harmony drives to the sinamics portfolio shows its commitment to the technology. Download siemens gh180 operating instructions manual. An optional pdc allows the drive to withstand even the harshest outdoor conditions, from tropical environments to ocean platforms. Sinamics perfect harmony gh180 power cell 100 a geniv. Robiccon offers affordable quick service pos systems to meet the challenges of todays fast casual restaurant. Typical power schematic of a robicon perfect harmony drive. It is also possible to fully load test the power cells using a reactor as.
Mv drives mv drive on site repair service provider from chennai. Quick service pos systems drive in pos systems robiccon, inc. A legacy robicon drive controller running a perfect harmony series power cell. Individual cell control boards can be repaired such as the siemens robicon prefect harmony a1a0432. Robicon perfect harmony medium voltage ac drive service in. Energy consumption 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0%.
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