At the same time high frequency operation is preferred to. Plus, our drive systems match perfectly with our highvoltage motors to provide. Such principles, if followed, will provide a soundly executed design. Utility general voltage source drive arrangement 1 2 3 volts motor all medium voltage drives designed in the last 10 years are voltage source vsi designs. Pdf for the application of variable speed drive, submodule sm capacitors of the modular. The vacon 3000 is the only mediumvoltage drive mv drive available, which accommodates flexible arrangements, straightforward system integration and easy maintenance. Medium voltage drives safe construction electromechanically interlocked doors for safety dc bus grounding. A speciallydesigned frame and stator design in the n series cools so effectively, that higher power ratings are easily achieved by smaller frame sizes. Knowing the shortcircuit power of the network allows us to choose the various parts of a switchboard which must withstand significant temperature rises and electrodynamic constraints. These drives offer a motor current up to 720 a, for. Pdf gate driver design considerations for silicon carbide. The highly reliable sinavy drive mv sinamics gm150 converters can be air or freshwater cooled. Specification section 16260 for medium voltage adjustable frequency drives rated 300 0 hp db5i guide form specification page 3 of 16 rev 23may12 3.
Csi have been dominating in the medium voltage highpower range with the pulsewidth modulated csi pwmcsi and the loadcommutated inverter lci singlephase and threephase twolevel vsis are widely used in low and medium power applications. Engineering bulletin starters, drives, and electrical. Our powerflex 7000 drive system with arcshield technology is the first arc resistant medium voltage drive with full regeneration capabilities. Recently, vsi have also become attractive in the medium voltage highpower market. The choice of voltage levels for the different electric and hybrid drives is determined by the relevant application within the electrical powertrain, resulting in great variation and individuality.
These drives are designed and manufactured in houston, texas. Wiring and grounding guidelines for pulsewidth modulated. The minimum burial depth for all medium voltage duct banks is 3 feet below grade, measured to top of ductbank. Our special purpose medium voltage drives are specifically suitable for your high power, high speed or high performance applications. Medium voltage drives sinamics electric drives simply my. The general block diagram of mv drive and functions of each block and numerous industrial. Abb drives in chemical, oil and gas medium voltage. Toshont power products 1175 corporate drive unit 2, burlington, on l7l 5v5. All medium voltage drives designed in the last 10 years are voltage source vsi. The arc resistant system is certified to meet the most comprehensive set of global arc resistant standards. Motor types and voltage classes mediumvoltage motors 10. Medium voltage technical guide electrical engineering portal. As power of the medium voltage motor increases, the advantage of mv over lv continues to increase to the 6pulse design as well. The medium voltage drives utilize internationally advanced electronics technology, and are equipped with a highly integrated motor control mcu and a multilevel cell tandem structure with an optimized design.
Powerflex 7000 medium voltage ac drives allenbradley. Product catalog remotemounted medium voltage aircooled. Powerflex 7000 ac drive products are designed to meet a broad variety of heavy industry needs and configurations 2. Okoguard is okonites registered trade name for its exclusive ethylenepropylene rubber epr based, thermosetting compound, whose optimum balance of. Control of the drive is immediate and smooth under all conditions. Managing safe application in medium voltage variable speed. The voltage can be as high as 1500 v at the motor terminals when fed from a 480 v electric motor drive. Discover why no other drive portfolio can match the flexibility and performance of our sinamics medium voltage drives. The lowstress way to find your next support engineer medium voltage drives job opportunity is on simplyhired. Like its predecessor, the acs6080 is based on a modular design that enables it to be configured for single or multimotor applications, and to be tailored to individual. Medium voltage design guide electrical engineering portal. Medium voltage technical guide thorne and derrick uk. Such inverters can be particularly used in industrial applications such as medium voltage drives for fans, pumps, extruders.
Medium voltage converters siemens frequency converter. For technical and economic reasons, the service voltage of medium voltage distribution networks rarely exceeds 36 kv. The motor and variable speed drive will be rated at 1. This range of modular mediumvoltage mv drives empowers systems integrators and oems, delivering a whole new approach to attaining the ultimate in. Abb supplies medium voltage variable speed drives for a wide range of applications in the cement, mining and minerals. This manual is intended as a guide for electrical engineers and designers hereafter referred as. At 25% load with a 1% line voltage unbalance, the twelvepulse drive has an input total harmonic current distortion of 29% while the sixpulse drive fed from a low pass matrix harmonic filter has a thid of 7% under the same operating conditions. This collection of pc software is designed for use with yaskawas line of medium voltage drives. This means that when owning or running a system with mediumvoltage drives installed, you can discuss your needs in depth with our medium voltage partners, to define a design encompassing the ultimate and exact characteristics you expect of an mv drive. Wiring and grounding guidelines for pulsewidth modulated pwm ac drives installation. Cost considerations when selecting variable frequency. Medium voltage variable frequency drives mv vfd eaton. The voltage, the rated current and the rated frequency are often known or can easily be defined, but how can we calculate the shortcircuit power or the shortcircuit current at a given point in an.
Converters are diodebased, sometimes use active circuits. This manual is intended for qualified personnel who plan and design installations of pwm ac drives. All propulsion systems of the sinavy drive mv family stand out in terms of their. No other drives feature the latest technologies that. However, this must be considered along with the fact that medium voltage distribution will generally result in smaller conductor sizes and will make control. Abb library is a web tool for searching for documents related to abb products and services. Abb high voltage induction motors technical catalogue. Pulse width modulation is a method of controlling power devices to convert voltage levels.
Motor types and voltage classes medium voltage motors 10. The connection of an electrical installation to a mv utility distribution network. Common voltage levels of 1224 volt are still used for supplying most of the vehicle and convenience features and will continue to do so in the future. The allcompatible acs6080 medium voltage drives range in power from five megawatt mw to 36 mw for applications in industrial operations along with many special applications. Sc9000 ep medium voltage drives installation manual eaton. Abb is a leading international supplier of medium voltage ac drives in the range of 250 kw to more than 100 mw. Abb high voltage induction motors tecnica industriale srl. Broad product portfolio medium voltage drives product overview. Know how experts in the field of engineering, system design, system integration and project management develop customized solutions according to your specific requirements. Gate driver design considerations for silicon carbide mosfets including series connected devices conference paper pdf available october 2017 with 2,598 reads how we measure reads. Medium voltage technical guide 2018 schneider electric. Medium voltage induction motor ge power conversion. Looking for guidance specific to the low voltage discipline.
Wellproven, certified modules, redundancy possibilities and a compact footprint have been instrumental in having its design. Managing safe application in medium voltage variable speed drives pekka pulkki, october 2014. Allenbradley medium voltage motor controllerscustomize total system control for your specific application with the wide range of allenbradley medium voltage starters. General purpose and industrial drives special purpose drives product acs580mv. Low voltage lv variable frequency drives vfds have been applied to applications up to 2500 horsepower hp. Integrated and optimized drive and transformer design. Furthermore, abbs electric drives are designed using stateoftheart dfe design for environment guidelines covering the complete product life cycle. Cost considerations when selecting variable frequency drive. The first case is where there is an existing mv motor that runs directly on line and.
We offer a wide range of options for connecting the drive onto an medium voltage network. All medium voltage drives designed in the last 10 years are voltage source vsi designs. There is no need for harmonic filters outside the rating or power factor correction capacitors. Get the medium voltage technical guide complete guidance schneider electric provides complete support for electrical professionals who prescribe, design, install, operate, inspect, and maintain electric networks in compliance with the latest iec standards covering medium and low voltage offers. This paper provides a detailed overview of the current stateoftheart in medium voltage highpower drives and the challenges facing them. Mediumvoltage vfds are used to start and control the speed of high horse power motors in. Medium voltage adjustable speed drives motors drives. No other drives feature the latest technologies that greatly enhance performance, efficiency, and safety. Design upgrade acs6000 local dc link replacement or removal. Pwm is a popular method of control for converting dc voltage to ac voltage. In order to design a mediumvoltage cubicle, you need to know the following basic magnitudes. Ceramic insulators and larger spacing of the motor term inals are commonly found on typical 10. Review of medium voltage high power electric drives. Voltage definition the motor nameplate voltage is determined by the available power supply which must be known in order to properly select a motor for a.
Medium voltage drives sinamics electric drives simply. Toshibas medium voltage adjustable speed drives are some of the most innovative drive offerings to date. Medium voltage distribution hvx vacuum circuitbreaker up to 36 kv selection list mediumvoltage switching devices 2011. Labels may be on or inside the equipment, for example, a drive or motor, to alert people that surfaces may. Medium voltage distribution implies a medium voltage or higher service voltage, and will result in higher costs of equipment, installation, and maintenance than low voltage distribution. Pdf control of mediumvoltage ac motor drive for wide speed. Medium voltage drives in the sugar industry abb group. Managing safe application in medium voltage variable speed drives.
The xmv660 mv drive goes one step further in achieving high performance by implementing proven low voltage technology within a. Inverters use pulse width modulation and multilevel output most recent drive designs now use igbts insulated gate bipolar transistors in the inverters. Thanks to their simple construction and flexible compact design, they are easy to integrate into the existing environment aboard vessels. Medium voltage mv vfds have been applied to applications as low as 150 hp. Medium voltage variable speed drive the xmv660 nema3r is the most innovative, rugged and reliable outdoor medium voltage drive ready for 247 operation under the most demanding environments. With ges deep and extensive experience in general industry and mission critical applications. Medium voltage drives now offer users significant cost advantages when compared to.
Pip elsmc20 low voltage ac adjustable speed drive specification pip elsmt01 ac squirrel cage induction motors 4000 volts and below. The drive line features the companys smart harmonics technology that reduces input total harmonic distortion thd to less than 2. Higher power ratings are possible with parallel connection of the modules. Microsoft word 260543 underground duct banks and raceways electrical design guide. Inverter output voltage drive output voltage to the. This solution in industry is known as highlowhigh and there are two instances where this exists.
The voltage, the rated current and the rated frequency are often known. The term medium voltage is commonly used for distribution systems with voltages above 1 kv and generally applied up to and including 52 kv1. Ges nhp series machines provide the highest power density in its class, plus an innovative upgrade to the wellestablished n3 motor line in a compact frame doesnt compromise on efficiency and reliability. Silicon carbide drive for highspeed motor applications. Medium voltage ac drives abb industrial drives acs2000 drives. Challenges and existing technology this article presents an overview of stateofart solutions, advances, and design. This range of modular medium voltage mv drives empowers systems integrators and oems, delivering a whole new approach to attaining the ultimate in. Sc9000 ep medium voltage drives ib020001enfebruary 2016. Our medium voltage solutions for marine applications are based on proven technology longrecognized for reliable performance in harsh industrial environments. This specification may be applied to any type of medium voltage mv ac motor application. The various categories of buildings have many specific design challenges, but certain basic principles are common to all.
Medium voltage ac drives abb is a leading global supplier of medium voltage drives in the range of 250 kw to more than 100 mw. Look no further than the acs6000 if your high performance applications require a single or multimotor drive solution. This paper provides a detailed overview of the current stateoftheart in mediumvoltage highpower drives and the challenges facing them. Powerflex 7000 drive system with arcshield technology. The current product range consists of four different product types. Eatons sc9000 medium voltage variable frequency drive combines innovative technology with highly reliable design and construction keeping operations performing safely and efficiently.
Motor friendly output waveform for use with new or existing motors the acs2000 provides near sinusoidal current and voltage waveforms making it compatible for use with standard motors and cable insulation. Traditional power system design practice suggests that motor crossover from low voltage to medium voltage is in the 200600hp range. The discussion, illustrations, charts and examples given in this article are intended. Remotemounted medium voltage aircooled adaptive frequency drive with tracer adaptiview control october 2011 afdjprc001en product catalog afdjprc001en. Our powerflex 7000 medium voltage ac drives are aircooled or liquidcooled drives available in a broad power range of 20034000 hp and supply voltages of 24006600v ac. Mv6 series vfd is one of the most versatile medium voltage drives on the market configurations that cover voltage range of 2. Siemens standard drives division manufacture standard inverters up to 90kw for this purpose. Mediumvoltage switching devices selection list 2011. Medium voltage technical guide basics for mv cubicle design schneider electric.
A speciallydesigned frame and stator design in the n series cools so effectively, that higher power ratings are easily achieved by. A vsd high performance inverter for general purpose applications available in various voltage ranges and power. The sc9000 ep mediumvoltage vfd is designed for reliability even in harsh industrial. Low voltage drives have been positioned as an alternative, cost competitive solution to medium voltage drive when using medium voltage motors at lower power ratings. Powerflex 7000 extended horsepower drive systems are effective solutions for hot backup and redundancy, lci retrofits, and horsepower upgrades. New support engineer medium voltage drives careers are added daily on. High frequency isolated power conversion from medium. Get a drive solution that adapts to your specific requirements and take your business forward with everything working like clockwork high reliability thanks to the straightforward design with wellproven. High frequency isolated power conversion from medium voltage ac to low voltage dc shishuo zhao general audience abstract modern data center power architecture developing trend is analyzed, efficiency improvement method is also discussed. Eaton s sc9000 encapsulated powerpole ep variable frequency drive, available up to 12000 hp, is an awardwinning mediumvoltage drive combining innovation and dependability to deliver power, control and energy efficiency in a compact footprint. Schneider electric provides complete support for electrical professionals who prescribe, design, install, operate, inspect, and maintain electric networks in compliance with the latest iec standards covering medium and low voltage offers. Medium voltage drives medium voltage drive manufacturer. Schneider electric july 12, 2007 comparison of medium voltage and low voltage adjustable speed drive retrofits for water and wastewater facilities by van wagner, p.
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