VFS product brochure - Mocotech GmbH

MEDIUM VOLTAGE SOFTSTARTER TYPe VFSUP TO 5 MWUP TO 12 kVUP TO 400 A

MEDIUM VOLTAGE SOFTSTARTER TYPE VFStype approvedInternal arc approvedHighest operator safetyHighest availabilityHighest operation stabilityDraw out power moduleUltimate break away torque3

VARIOUS SYSTEM OR PROCESSEFFECTS WILL BE AVOIDED:• Impact in gear teeth• Impact in couplings• Vibrations• Jerky movement of conveyer belts• Passing critical acceleration speed areas• Surge (water hammer) problems in pipelines• Voltage drop in power supplyApplicatIon examplesPumpFan/Blower/AeratorCompressorChillerRefinerExtruderCentrifugeMill CrusherHackerConveyorRollerRotating converterBow thrusterMain propulsionWater / Waste waterPower generationPulp / PaperChemical / PetrochemicalMiningCement / StoneWood processingBuilding technologyMarine / Off shoreIndustry / Production4

OPERATOR SAFETY· Internal arc withstand tested acc to IEC 62271 part 200· Type tested and approved design· Operation of all components from front with closed doors· No load switch (NLS) between bus bar and VFS equipment· Isolating plate between open NLS contacts and bus bar providesa clear visible isolating distance between bus bar and serviceparts in VFS components· Earthing switch· Mechanical interlock between NLS, earthing switch and front door· Common earthing bus bar· Cylindrical door lock· Electrical isolation between LV and MV circuits by use of fibreoptic cablefunctions· Soft start· Soft stop· Frequency soft start for increase of break away torque· Active break stop for quick stand still of motor· DOL start· Direct stop· Motor turn function for machines with a long stand by time· Starting curves: torque / time or current / time freely selectable· Different starting ramps for pump control· Dual start adjustment· Integrated full motor protection features· Alternative use of standard protection relais possible· Test with small LV motorReduced frequency soft start with sinus wave skip functionprovides ultimate breakaway torque with low starting currentxxxx(principle diagram)5

READYLOCALFAULT REMOTE STOPRUNSTOPHORNOFFRUNDOLTESTRESETMOTORTURNSOFTSTOPAUX_AAUX_BSETMENU/OKLAMPTESTAUX_CAUX_DKeyboard· High quality and low cost when integratingthe VFS into your drive systems.· Digital microprocessor control with non–volatile memory and real time clock· Multi level password accessfor operation and parameteradjustment· Large illuminated interactivemulti language display with 6 lines· Metering and indication functions· 10 LED for status information· 4 LED for variable use· Error memory, statistical data anddiagnostic functions· Standard CAN interfaceREMOTE I/OConnection of 8 or 12 REMOTE RTD sensors and up to12 digital in- and 12 digital output signals to be used forlocal control functions at a remote IP 54 connection boxinstalled beside the drive saving a lot of cabling work.RTD PCB1 Left bearing (Machine)2 Right bearing (Machine)3 Front bearing (Motor)4 Motor winding A15 Motor winding B16 Motor winding C17 Back bearing (Motor)8 SpareRTD 9-12 SpareDI+DO 1-12 for local SignalsCan BusCPU8

mimic diagramwith led positionindicatorsA mimic diagram with positionindicators provides clear statusinformation about the main circuitto the operator. All position indicatorsincluding the SCR symbols areLED illuminated.The LED alternate between red /green and grey colour for thevarious status conditions.m9

SINGLE LINE31Incoming panel ICCP (o)1442VFS panel83Bus bar564ON – OFF no load switch (o)5Earthing switch (o)796Current limiting HH fuses (o)7Earthing bolt118Surge arrestors (o)1291011Measuring voltage transformerMeasuring current transformerMains contactor (o)1312By-pass contactor101314SCR power stackInsulation plate (o)can be inserted from front1 2This single line is only symbolic and might not be in linewith point of installation for hardware components3 ~(o) = optionPls consult us if you require other optionsINSTALLATIONALTERNATIVE a· Lined up VFS starter with commonmain bus bar· Individual VFS starter for each motor· Space saving due to small dimensions· Low price· Standard panels can be attached· High availabilityINM 1 M 2 M 3 M 4M3 ~M3 ~M3 ~M3 ~10

IN M 1 M 2M 3 M 4INSTALLATIONALTERNATIVE b· Stand alone VFS starter· Individual VFS Starter for each motor· Clear motor - starter allocation· High availabilityM3 ~M3 ~M3 ~M3 ~INVFS 1 M 1 M 2 M 3INSTALLATIONALTERNATIVE c· Lined up VFS starter withcommon main- and auxstarting bus bar· Several motors share one VFSstarter· Individual motor will beswitched to main bus bar afterstart upM3 ~M3 ~M3 ~· Space saving due to smalldimensions· Low price11

profileThe first choice for your motor starters should be a company which concentrates on your specific projectrequirements, supports you and takes full responsibility for the design and production of your starters.Mocotech realises tailor made solutions based on well proven technologies. We combine flexible solutionsand high quality to implement your individual project goals. Our full attention is on your selected targetsand demands. 60 years experiance in drive technology ensure and guarantee the service availability andoperation stability of your plants.productMocotech presents with the VFS starter many unique technical features. Mocotech is thefirst company at the global market which has obtained the IEC 62271-200 type test to meet currentsafety demands for MV switchgears and motor starters. You receive at mocotech the highestvalue for your drive technology investment.serviceQualified and experienced engineers, take every day the full responsibility for the design, engineering,production and quality control. We provide after sales services for and training of our customers in ourheadquarters at Rheinberg in Germany. Local dealers and agents are available for site support in most areasaround the world.COMMITMENTWe are pleased to serve the steady increasing number of frequent customers who put their trust in ourcompany. We commit ourselves to produce only reliable and competitive motor starters in top quality. Youcan always expect the best from Mocotech.mocotech gmbh Nordring 20 47495 Rheinberg – Germany phone +49 (0)2843 90488-0 fax +49 (0)2843 90488-44info@mocotech.de www.mocotech.de0801