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1. 09 2000 EURODRIVE Notes EURODRIVE 09 20002. VARIMOT Variable Speed Gear Unit Operating Instructions VARIMOT variable speed gear unit unit design VARIMOT Design 3 1 VARIMOT variable speed gear unit unit design 50018AXX Figure 1 VARIMOT design Output shaft complete Plate Adjustable plate Cover Drive disc Needle bearing Housing Hollow shaft complete Friction ring ONO O1 RO 3 2 Type designation Example DF 26 DT 90L4 TF L Temperature sensor Number of poles motor Motor size Motor series z VARIMOT variable speed gear unit size VARIMOT variable speed gear unit series Flange design 03829AEN VARIMOT Variable Speed Gear Unit Operating Instructions Overview of VARIMOT mounting options 3 3 Overview of VARIMOT mounting options 50032AXX Figure 2 Overview of VARIMOT mounting options 4 2 3 4 5 6 Adjustment device with free shaft end NV Adjustment device with handwheel and position indication HS Adjustment device with handwheel H standard design Adjustment device with sprocket wheel K Electromechanical remote adjustment EF and EFPA with remote position indication Voltage pulse encoder IG with analog digital remote speed display FL DA VARIMOT Variable Speed Gear Unit Operating Instructions Before you begin 4 Inst
3. Langenfeld near Dusseldorf SEW EURODRIVE GmbH amp Co SiemensstraBe 1 D 40764 Langenfeld Phone 0 21 73 85 07 30 Fax 0 21 73 85 07 55 Meerane near Zwickau SEW EURODRIVE GmbH amp Co Dankritzer Weg 1 D 08393 Meerane Phone 0 37 64 76 06 0 Fax 0 37 64 76 06 30 Additional addresses for service in Germany provided on request France Production Haguenau SEW USOCOME SAS Phone 03 88 73 67 00 Sales 48 54 route de Soufflenheim Fax 03 88 73 66 00 Service B P 185 http www USOCOME com F 67506 Haguenau Cedex sew usocome com Production Forbach SEW USOCOME SAS Zone industrielle Technopole Forbach Sud B P 30269 F 57604 Forbach Cedex Assembly Bordeaux SEW USOCOME SAS Phone 05 57 26 39 00 Service Parc d activit s de Magellan Fax 05 57 26 39 09 Technical Office 62 avenue de Magellan B P 182 F 33607 Pessac Cedex Lyon SEW USOCOME SAS Phone 04 72 15 37 00 Parc d Affaires Roosevelt Fax 04 72 15 37 15 Rue Jacques Tati F 69120 Vaulx en Velin Paris SEW USOCOME SAS Phone 01 64 42 40 80 Zone industrielle 2 rue Denis Papin F 77390 Verneuil l Etang Fax 01 64 42 40 88 Additional addresses for service in France provided on request 08 2000 i SEW Worldwide Argentina Assembly Buenos Aires SEW EURODRIVE ARGENTINA S A Phone 3327 45 72 84 Sales Centro Industrial Gar
4. VARIMOT Variable Speed Gear Unit _ and Options 09 2000 Operating Instructions 0922 1115 EN EURODRIVE Lu gt cc al O ce m Lu Lu n 1 Important Notes 2 2 2 2 din 4 2 Safety CIL 5 3 VARIMOT Design ss 6 3 1 VARIMOT variable speed gear unit unit design 6 3 2 Type designan ww 6 3 3 Overview of VARIMOT mounting options eee 7 4 Installation 32 ii eee ai 8 4 1 Before you begin 8 4 2 Preliminary Work iii 8 Y 4 3 Installation of VARIMOT cria 8 4 4 Mounting of output components 9 5 ICI escocia tr ia iii 11 5 1 VARIMOTO startup nine 11 6 Installation and Setup of Optional Equipment ees 12 6 1 Connection and setup of EF EFPA adjustment device 12 Y 6 2 Installation connection and setting of IG FL and DA 15 7 Inspection Maintenance ner 19 7 1 Inspection and maintenance intervals nenn 19 4 2 Before you Degisen ases aan 19 x 7 3 Inspection maintenance of VARIMOT ica 19 7 4 Lubricate EF EFPA adjusting spindle ppp 21 8 Operation and Service emennnennnnennnnnente 22 NE 8 1 Malfunction of VARIMOT variable speed gear unit 22 m 8 2 Malfunction of optional equipment pp 23 VARIMOT Variable Speed Gear Unit Operating Instructions Important Notes 1 Important Notes Safety and Always follow warnings and safety instructions in this publication warning instructions Electr
5. VARIMOT Variable Speed Gear Unit Operating Instructions Installation connection and setting of IG FL and DA 6 Contact free DA IG voltage pulse encoder digital remote Digital display unit speed display Supply voltage 230 V 50 60 Hz Power consumption approx 4 2 VA Encoder connection with two core cable shielded Connection The DA digital remote speed display is connected to the IG voltage pulse encoder adjustment of DA Figure 12 and Figure 13 1 Connect the device Figure 12 2 Ensure perfect ground connection at terminal 1 3 Set measuring interval Figure 13 and Section DA calculation examples on page 18 Calculation using a formula Data in accordance with Table 1 on page 18 4 Adjust input sensitivity Figure 13 Turn potentiometer input sensitivity clockwise until pulse indicator light starts to glow Voltage pulse encoder IG 1 2 314 5 6 7 8 9 10 T 230 V 115V jumper 8 9 jumper 7 9 and 8 10 03838AEN Figure 12 Connecting the DA digital remote speed display Time basis s Pulse multiplier 1 0 1 0 010 001 x10 xi Pulse control Decimal point setting Input sensitivity 03708AEN Figure 13 Adjusting the DA digital remote speed display VARIMOT Variable Speed Gear Unit Operating Instru
6. 13 Sales 250 1 Shimoman no Fax 0 53 83 7 3814 Service Toyoda cho Iwata gun Shizuoka prefecture P O Box 438 0818 Korea Assembly Ansan City SEW EURODRIVE CO LTD Phone 031 4 92 80 51 Sales R 601 4 Banweol Industrial Estate Fax 031 4 92 80 56 Service Unit 1048 4 Shingil Dong Ansan 425 120 Luxembourg Assembly Bruxelles CARON VECTOR S A Phone 010 23 13 11 Sales Avenue Eiffel 5 Fax 010 2313 36 Service B 1300 Wavre http www caron vector be info caron vector be Macedonia Sales Skopje SGS Skopje Macedonia Phone 0991 38 43 90 Teodosij Sinactaski Fax 0991 38 43 90 6691000 Skopje Macedonia Malaysia Assembly Johore SEW EURODRIVE San Bhd Phone 07 3 54 57 07 3 54 94 09 Sales 95 Jalan Seroja 39 Fax 07 35414 04 Service 81100 Johore Bahru Johore Netherlands Assembly Rotterdam VECTOR Aandrijftechniek B V Phone 010 4 46 37 00 Sales Industrieweg 175 Fax 010 4 15 55 52 Service NL 3044 AS Rotterdam Postbus 10085 NL 3004AB Rotterdam New Zealand Assembly Auckland SEW EURODRIVE NEW ZEALAND LTD Phone 09 2 74 56 272 74 00 77 Sales P O Box 58 428 Fax 09 274 0165 Service 82 Greenmount drive sales sew eurodrive co nz East Tamaki Auckland Christchurch SEW EURODRIVE NEW ZEALAND LTD Phone 09 3 84 62 51 10 Settlers Crescent Ferrymead Fax 09 3 84 64 55 Christchurch sales sew eurodrive co nz Norway Assembly Moss SEW EURODRIVE A S Phone 69 2410 20 Sales Solgaard skog 71 Fax 69 2410 40 Service N
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8. and setup of EF EFPA adjustment device for design with potentiometer 5 Figure 9 b loosen lower screw of clutch 4 c turn potentiometer 5 on clutch counterclockwise until stop is reached clockwise by approx 15 until 120 to 180 Q are present on terminals 6 and 7 d tighten lower screw of clutch 4 4 tighten upper operating cam 3 set VARIMOT to desired lower limit position scale gt 100 minimum speed 6 lower operating cam 2 loosen with screwdriver turn clockwise until tripping point is reached tighten al 7 install housing cover 1 enclose wiring diagram 03812AXX Figure 9 Position and detail view of setting cams 14 VARIMOT Variable Speed Gear Unit Operating Instructions Installation connection and setting of IG FL and DA 6 6 2 Installation connection and setting of IG FL and DA Various designs The following designs are possible 1 IG The scope of delivery for this design contains only the IG voltage pulse encoder without FL or DA display unit 2 FL The scope of delivery for this design contains the IG voltage pulse encoder with FL analog remote speed indication 3 DA The scope of delivery for this design contains the IG voltage pulse encoder with DA digital remote speed indication 4 IGV This design includes an M16x1 thread for attaching a voltage pulse encoder to the housing of the variable speed geared motor Installa
9. 3 67 11 24 2555 Rue Leger Street Fax 514 3 67 36 77 LaSalle Quebec H8N 2V9 Chile Assembly Santiago de Chile SEW EURODRIVE CHILE Phone 02 6 23 82 03 6 23 81 63 Sales Motores Reductores LTDA Fax 02 6 23 81 79 Service Panamericana Norte No 9261 Casilla 23 Correo Quilicura RCH Santiago de Chile China Production Tianjin SEW EURODRIVE Tianjin Co Ltd Phone 022 25 32 26 12 Assembly No 46 7th Avenue TEDA Fax 022 25 32 26 11 Sales Tianjin 300457 Service 08 2000 SEW Worldwide i Colombia Assembly Bogota SEW EURODRIVE COLOMBIA LTDA Phone 0571 5 47 50 50 Sales Calle 22 No 132 60 Fax 0571 5 47 50 44 Service Bodega 6 Manzana B Santaf de Bogota Croatia Sales Zagreb KOMPEKS d o o Phone 385 14 61 31 58 Service PIT Erd dy 4 II Fax 385 14 61 31 58 HR 10 000 Zagreb Czech Republic Sales Prague SEW EURODRIVE S R O Phone 02 20 12 12 34 20 12 12 36 Business Centrum Praha Fax 02 20 12 12 37 Luna 591 sew sew eurodrive cz 16000 Praha 6 Denmark Assembly Copenhagen SEW EURODRIVEA S Phone 4395 8500 Sales Geminivej 28 30 P O Box 100 Fax 4395 8509 Service DK 2670 Greve Estonia Sales Tallin ALAS KUUL AS Phone 6 59 32 30 Paldiski mnt 125 Fax 6 59 32 31 EE 0006 Tallin Finland Assembly Lahti SEW EURODRIVE OY Phone 3 589 300 Sales Vesim entie 4 Fax 3 780 6211 Service FIN 15860 Hollola 2 Greece S
10. 7 TR 81540 Maltepe ISTANBUL seweurodrive superonline com tr Uruguay Please contact our office in Argentina USA Production Greenville SEW EURODRIVE INC Phone 864 4 39 75 37 Assembly 1295 Old Spartanburg Highway Fax Sales 864 439 78 30 Sales P O Box 518 Fax Manuf 864 4 39 99 48 Service Lyman S C 29365 Fax Ass 864 4 39 05 66 Telex 805 550 Assembly San Francisco SEW EURODRIVE INC Phone 510 4 87 35 60 Sales 30599 San Antonio Road Fax 510 4 87 63 81 Service P O Box 3910 Hayward California 94544 Philadelphia PA SEW EURODRIVE INC Phone 856 4 67 22 77 Pureland Ind Complex Fax 856 8 45 31 79 200 High Hill Road P O Box 481 Bridgeport New Jersey 08014 Dayton SEW EURODRIVE INC Phone 9 37 3 35 00 36 2001 West Main Street Fax 9 37 4 40 37 99 Troy Ohio 45373 Dallas SEW EURODRIVE INC Phone 214 3 30 48 24 3950 Platinum Way Fax 214 3 30 47 24 Dallas Texas 75237 Additional addresses for service in the USA provided on request Venezuela Assembly Valencia SEW EURODRIVE Venezuela S A Phone 041 32 95 83 32 98 04 32 Sales Av Norte Sur No 3 Galpon 84 319 94 51 Service Zona Industrial Municipal Norte Fax 041 32 62 75 Valencia sewventas cantr net sewfinanzas cantr net 08 2000 Notes EURODRIVE 09 2000 Notes
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12. ain hole at the lowest position must be removed prior to operation danger of corrosion Carefully align the motor and driven machine to avoid overloading the motor shaft observe approved overhung loads and axial forces Do not hammer or hit the shaft end Protect vertically mounted motors with an appropriate cover to protect equipment from foreign bodies or fluids cowl C Ensure adequate supply of cooling air and that heated air from other units is not drawn in VARIMOT gear units are supplied in corrosion resistant versions design B for use in damp areas or in the open Any paint damages must be repaired Coat the threads of screwed cable glands and sealing plugs with sealant and tighten well apply another coat of sealant 1 Maximum permitted flatness error for flange mounting approximate value with reference to DIN ISO 1101 with gt flange 120 600 mm max error 0 2 0 5 mm VARIMOT Variable Speed Gear Unit Operating Instructions Mounting of output components Properly seal the cable entry Thoroughly clean the sealing surfaces of the terminal box and terminal box cover before re assembly Replace porous seals Painting the gear If the drive will be painted or partially repainted ensure that the breather valve and oil unit seals are carefully covered with tape Remove tape strips after the paint work is finished Required tools Wrench set Mounting device Mounting materials
13. ales Athens Christ Boznos amp Son S A Phone 14 22 51 34 6 14 22 51 48 9 Service 12 Mavromichali Street Fax 1 4 22 51 59 P O Box 80136 GR 18545 Piraeus Boznos otenet gr Great Britain Assembly Normanton SEW EURODRIVE Ltd Phone 19 24 89 38 55 Sales Beckbridge Industrial Estate Fax 19 24 89 37 02 Service P O Box No 1 GB Normanton West Yorkshire WF6 1QR Hungary Sales Budapest SEW EURODRIVE Ges m b H Phone 01 2 02 74 84 Service Holl si Simon Hut 14 Fax 01 2 01 48 98 H 1126 Budapest Hong Kong Assembly Hong Kong SEW EURODRIVE LTD Phone 2 7 96 04 77 79 60 46 54 Sales Unit No 801 806 8th Floor Fax 2 7 95 91 29 Service Hong Leong Industrial Complex sewOsewhk com No 4 Wang Kwong Road Kowloon Hong Kong India Assembly Baroda SEW EURODRIVE India Private Limited Phone 0 265 83 10 86 Sales Plot NO 4 Gidc Fax 0 265 83 10 87 Service Por Ramangamdi Baroda 391 243 sewindia wilnetonline net Gujarat lreland Sales Dublin Alperton Engineering Ltd Phone 01 8 30 62 77 Service 48 Moyle Road Fax 01 8 30 64 58 Dublin Industrial Estate Glasnevin Dublin 11 08 2000 1 SEW Worldwide Italy Assembly Milan SEW EURODRIVE di R Blickle amp Co s a s Phone 02 96 98 01 Sales Via Bernini 14 Fax 02 96 79 97 81 Service 1 20020 Solaro Milano Japan Assembly Toyoda cho SEW EURODRIVE JAPAN CO LTD Phone 0 53 83 7 3811
14. allation 4 1 Before you begin The drive may only be installed if the entries on the nameplate of the drive match the supply voltage the drive is not damaged no damage resulting from transport or storage the following requirements have been properly fulfilled ambient temperature between 0 C and 40 C no oils acids gases vapors radiation etc IP enclosure corresponds to ambient conditions 4 2 Preliminary work Variable speed gear units Output shafts and flange surfaces must be completely free of anti corrosion agents contamination or other impurities use a commercially available solvent Do not let the solvent come into contact with the sealing lips of the oil seals damage to the material may result Please note The service life of the lubricant in the bearings is reduced if the unit is stored for more than one 1 year 4 3 Installation of VARIMOT Installation in damp areas or in the open The variable speed geared motor may be mounted or installed only in the specified position on a level vibration free and torsionally rigid support structure Do not tighten housing legs and mounting flanges against each other Please note VARIMOT design HS handwheel with position indication must be mounted so that the adjusting spindle is horizontal otherwise the position indication will not function properly The breather valves must be easily accessible The plastic plug of the condensate dr
15. ctions 17 Installation connection and setting of IG FL and DA DA adjustment e Accuracy of indication 1 of last digit information Measuring interval quartz adjustment in increments of 0 001 s in the range of 0 010s to 9 999 s after removing the face plate recommended measuring interval 0 5 to 2 s Pulse multiplier adjustment in the range from 1 to 99 after removing the face plate Decimal point setting via DIP switch after removing the face plate Calculation of measuring 60 A interval Measuring interval Sc A 4 digit display at maximum speed without decimal indication n speed Table 1 on page 18 k pulse multiplier gt 1 Z pulses revolution Table 1 f calculation factor at 50 Hz 1 at 60 Hz 1 2 Type Size Pulses VARIMOT reference speed rpm VARIMOT Revolution 2 pole 4 pole 6 pole 8 pole D 16 3305 1690 1065 833 D 26 3520 1825 1200 885 6 D 36 3370 1675 1080 825 D 46 3240 1610 1073 850 Table 1 DA reference data DA calculation examples Example 1 Example 2 Drive R103R72D36DADV112M4 R103R72D36DADVDV112M4 Output speed na 1 5 7 5 Output speed na 1 5 7 5 Pulses revolution z 6 Pulses revolution z 6 Data Table 1 on page 18 Table 1 on page 18 Max speed var speed gear n 1675 rpm Max speed var speed gear n 1675 rpm Table 1 on page 18 Table 1 on page 18 Device setup P
16. e 6 Connecting The display unit for the electromechanical remote speed adjustment option can be used adjusting display only in conjunction with the EFPA variable speed geared motor unit for EFPA 1 Connect the unit according to the enclosed wiring diagram 2 Adjust variable speed geared motor to desired minimum speed 3 Adjust display unit via MIN setting screw for D16 through D36 to 20 96 for D46 to 25 4 Adjust variable speed geared motor to desired maximum speed Adjust display unit via MAX setting screw to 100 96 03854AXX Figure 7 Location of setting screws on the display unit Limiting the The operating cams for the limit switches are set in the factory so that the complete speed range for speed range of the VARIMOT variable speed geared motor is available The range can EF EFPA be limited as follows Figure 8 Limit the adjustment range only via limit switches do not run motor to mechanical stop potential material damage 1 Remove housing cover 1 from switch element of the variable speed motor 2 Adjust VARIMOT to desired upper limit position scale lt 100 maximum speed 3 a upper operating cam 3 loosen with screwdriver turn counterclockwise until tripping point is reached 03811AXX Figure 8 Position and detail view of setting cams VARIMOT Variable Speed Gear Unit Operating Instructions 13 6 Connection
17. for output components Installation MIETANEES Shaft end Flanges Diametric tolerances in accordance with DIN 748 Centering shoulder tolerances acc to DIN 42948 ISO k6 for solid shafts with d d4 lt 50 mm ISO j6 at b lt 230 mm ISO k7 for solid shafts with d d4 gt 50 mm ISO h6 at b 230 mm Center hole acc to DIN 332 shape DR 44 Mounting of output components Figure 3 shows an example of a mounting device for mounting clutches or hubs onto variable speed gear unit shaft ends The thrust bearing on the mounting device may become redundant Gear unit shaft end Thrust bearing Coupling hub 03371AEN Figure 3 Example of a mounting device VARIMOT Variable Speed Gear Unit Operating Instructions 4 Mounting of output components Figure 4 shows the correct mounting arrangement 2 of a gear or sprocket wheel in order to avoid excessive overhung loads incorrect correct 03369AEN Figure 4 Correct mounting arrangement of a gear wheel or a sprocket wheel Only use a mounting device see Figure 3 for installing input and output elements Use the center bore and the thread on the shaft end for positioning purposes Never drive belt pulleys clutches pinions etc onto the shaft end by hitting them with a hammer damage to bearings housing and the shaft STOP Please observe correct tension of the belt for belt pulleys in accordance with manufactu
18. iable Speed Gear Unit Operating Instructions Malfunction of optional equipment U 8 2 Malfunction of optional equipment Electromechan ical remote speed adjuster EF EFPA Contact free remote speed display FL and DA voltage pulse encoder IG Malfunction Possible cause Solution Adjustment rate too low Sluggish conduction e g due to corrosion if B design is not used in humid locations Re establish low friction conduction Remove screws between housing and housing cover Open drive Place drive vertically on fan cover Loosen screws under plastic cap next to handwheel Pull pillar guides down and out of the drive Lubricate guide screws with well adhering lubricant e g Never Seeze normal Tip First remove the pillar guides individually then lubricate and re assemble them Speed cannot be adjusted Unit is not wired properly Wire unit correctly in accordance with circuit diagram Speed range cannot be reached Limit switches of variable speed motor switch off too early Adjust cams correctly for limit switch actuation Section Limiting the speed range for EF EFPA on page 13 No display Display unit is not properly connected Voltage supply is missing or interrupted Connect display unit correctly in accordance with circuit diagram Incorrect display Display is not properly adjusted Adjust display on back of unit Sect
19. ical hazard Possible effects Serious or fatal injury Immediate danger Possible effects Serious or fatal injury Dangerous situation Possible effects Minor injury Harmful situation Possible effects Damage to equipment or surroundings Application hints and useful information E O e D Close adherence to these instructions is required for fault free operation and fulfillment of any warranty claims Read these instructions carefully before you start operating the IA drive These operating instructions contain vital servicing information and should be stored close to the drive unit Disposal Please observe all applicable regulations Housing components gear wheels shafts and rolling bearings of gear units should be disposed of as steel scrap This also applies to components made of cast iron if no separate collection is available Revisions to edition 3 95 are indicated by a gray bar in the margin VARIMOT Variable Speed Gear Unit Operating Instructions Safety Notes 2 Safety Notes Preliminary remarks General Intended usage Transport Storage The following safety notes apply to variable speed gear units When using variable speed geared motors please observe safety notes for gear units and motors in the appropriate operating instructions Please refer to the additional safety notes in the individual sections of these operating instructions All tasks related to transp
20. iction ring use dry paper or cloth drive disc 6 use degreasing detergent Push entire hollow shaft with friction ring into the housing turn the hollow shaft during insertion until cam lines are engaged do not turn hollow shaft any further Carefully join housing and housing cover and tighten evenly Check torsional play at output shaft correct minor torsional play can be detected Switch on varibale speed geared motor slowly pass through the speed range correct drive runs noise free and vibration free 50019AXX new Friction ring profile Y Wear height worn 03830AEN Figure 14 Check friction ring Figure 16 Checking replacing friction ring VARIMOT Variable Speed Gear Unit Operating Instructions Lubricate EF EFPA adjusting spindle 7 4 Lubricate EF EFPA adjusting spindle 1 Remove variable speed motor 11 and intermediate flange 12 Remove adjusting spindle 13 from drive by turning it clockwise Lubricate adjusting spindle 4 with well adhering lubricant e g Never Seeze normal 4 Install in reverse order 14 Ein 11 15 12 13 ES MM 50021AXX Figure 17 Lubricate EF EFPA adjusting
21. in Lote 35 Fax 3327 45 72 21 Service Ruta Panamericana Km 37 5 sewar sew eurodrive com ar 1619 Garin Australia Assembly Melbourne SEW EURODRIVE PTY LTD Phone 03 99 33 10 00 Sales 27 Beverage Drive Fax 03 99 33 10 03 Service Tullamarine Victoria 3043 Sydney SEW EURODRIVE PTY LTD Phone 02 97 25 99 00 9 Sleigh Place Wetherill Park Fax 02 97 25 99 05 New South Wales 2164 Austria Assembly Vienna SEW EURODRIVE Ges m b H Phone 01 6 17 55 00 0 Sales Richard Strauss Strasse 24 Fax 01 6 17 55 00 30 Service A 1230 Wien sew sew eurodrive at Belgium Assembly Bruxelles CARON VECTOR S A Phone 010 23 13 11 Sales Avenue Eiffel 5 Fax 010 2313 36 Service B 1300 Wavre http www caron vector be info caron vector be Brazil Production Sao Paulo SEW DO BRASIL Phone 011 64 60 64 33 Sales Motores Redutores Ltda Fax 011 64 80 43 43 Service Caixa Postal 201 0711 970 sew brasil originet com br Rodovia Presidente Dutra km 213 CEP 07210 000 Guarulhos SP Bulgaria Sales Sofia BEVER DRIVE GMBH Phone 92 9 53 25 65 Bogdanovetz Str 1 Fax 92 9 54 93 45 BG 1606 Sofia bever mbox infoPhone bg Canada Assembly Toronto SEW EURODRIVE CO OF CANADA LTD Phone 905 7 91 15 53 Sales 210 Walker Drive Fax 905 7 91 29 99 Service Bramalea Ontario L6T3W1 Vancouver SEW EURODRIVE CO OF CANADA LTD Phone 604 9 46 55 35 7188 Honeyman Street Fax 604 946 2513 Delta B C V4G 1 E2 Montreal SEW EURODRIVE CO OF CANADA LTD Phone 514
22. ion Limiting the speed range for EF EFPA on page 13 Malfunction Possible cause Solution Input sensitivity clearance of pulse Correct input sensitivity encoder screw head too high or Increase or decrease clearance between IG A too low voltage pulse encoder and screw head Section No display or Various designs on page 15 no signal Unit is not properly connected Voltage supply is missing or interrupted Connect unit correctly in accordance with wiring diagram VARIMOT Variable Speed Gear Unit Operating Instructions 23 SEW Worldwide i SEW Worldwide Germany Headquarters Bruchsal SEW EURODRIVE GmbH amp Co Phone 0 72 51 75 0 Production Ernst Blickle StraBe 42 Fax 0 72 51 75 19 70 Sales D 76646 Bruchsal Telex 7 822 391 Service http www SEW EURODRIVE de P O Box 3023 D 76642 Bruchsal sew sew eurodrive de Production Graben SEW EURODRIVE GmbH amp Co Phone 0 72 51 75 0 Ernst Blickle Stra e 1 Fax 0 72 51 75 29 70 D 76676 Graben Neudorf Telex 7 822 276 P O Box 1220 D 76671 Graben Neudorf Assembly Garbsen SEW EURODRIVE GmbH amp Co Phone 0 51 37 87 98 30 Service near Hanover Alte Ricklinger Stra e 40 42 Fax 0 51 37 87 98 55 D 30823 Garbsen P O Box 110453 D 30804 Garbsen Kirchheim near Munich SEW EURODRIVE GmbH amp Co DomagkstraBe 5 D 85551 Kirchheim Phone 0 89 90 95 52 10 Fax 0 89 90 95 52 50
23. ional play The torsional play of the output shaft is increased through wear of the friction ring The torsional play can be checked as follows 1 2 Remove fan cover of drive motor Adjust output to speed ratio 1 1 approximately value 80 on the scale of the position indication Check torsional play at motor fan blade with fixed drive shaft If torsional play measures gt 45 the friction ring must be checked see Checking the friction ring on page 20 VARIMOT Variable Speed Gear Unit Operating Instructions 19 20 Checking the friction ring Replacing the friction ring Inspection maintenance of VARIMOT 10 Loosen all retaining screws 2 Disconnect drive between housing cover and housing Check friction ring if chamfers are visible friction ring is OK if friction ring is damaged or chamfer is ground off replace friction ring Pull entire hollow shaft 9 from housing 8 Remove friction ring 10 from hollow shaft using hammer and mandrel or drift punch Place new friction ring on a clean level base Place complete hollow shaft on friction ring pre center via friction ring offset Press hollow shaft and friction ring together using slight pressure if possible use hand lever press until stop is reached Lubricate needle bearing 7 with anti friction bearing grease 50020AXX Figure 15 Checking replacing friction ring Clean bearing surface fr
24. ort storage installation assembly connection startup service and maintenance may be performed by qualified technical personnel only with strict adherence to detailed operating instruction s and block diagrams warning and safety labels on the gear unit geared motor system specific regulations and requirements national regional safety and accident prevention regulations Serious personal injuries and material damage may occur through incorrect use improper installation or operation inadmissible removal of required protective covers or of the housing Be aware that variable speed geared motors contain live and moving components and hot surfaces during and after operation These variable speed geared motors variable speed gear units are intended for industrial systems They comply with existing standards and regulations The technical data and information on approved operating conditions can be found on the nameplate and in the documentation All details must be strictly observed Inspect the shipment for damages upon receipt Inform the shipping company immediately of any damages In case of damages startup may have to be cancelled Securely tighten lifting eyebolts The eyebolts are specifically designed for the weight of the geared motor gear unit no additional loads may be applied If necessary use appropriate and sufficiently dimensioned handling equipment Remove existing shipping braces prior to startup
25. rer s specifications Mounted transmission elements should be balanced and may not cause any unacceptable radial or axial forces see Figure 4 Note Assembly is easier if you first apply lubricant to the output element or heat it up briefly 80 100 C Installation of While installing clutches the following items must be balanced in accordance clutches with clutch manufacturer specifications a Maximum and minimum clearance b Axial offset c Angular offset c 03356AXX Figure 5 Input and output elements such as belt pulleys clutches etc must be equipped with a touchguard device 10 VARIMOT Variable Speed Gear Unit Operating Instructions VARIMOT startup 5 Startup 5 1 VARIMOT startup Check the correct direction of rotation in the disengaged state paying special attention to unusual sliding noises during racing phase Secure key for operation of output components in trial run Do not deactivate monitoring and protection devices not even for the trial run If in doubt modifications to normal operation e g increased temperature noises vibrations may require that the variable speed geared motor be switched off Determine the cause and contact SEW if necessary VARIMOT Variable Speed Gear Unit Operating Instructions 11 12 Connection and setup of EF EFPA adjustment device 6 Installation and Setup of Optional Equipment Secure key for trial run without outpu
26. spindle VARIMOT Variable Speed Gear Unit Operating Instructions 21 Se 8 Malfunction of VARIMOT variable speed gear unit e SS 8 Operation and Service Please provide the following information if you require assistance from customer service Nameplate information State type and extent of the fault Time and circumstances of the fault Presumed cause 8 1 Malfunction of VARIMOT variable speed gear unit Malfunction Possible cause Solution ae reat Replace friction ring Section Check torsional Friction ring is worn play on page 19 Diivesslips Friction ring or face of adjustment Clean contaminated part p disc is contaminated Friction ring use dry paper or cloth Drive disc use solvent or similar product Check measured power and reduce to catalog Load is too high values Drive warms up Load is too high see above excessively Note Ambient temperature is too high or Reduce load based on ft factor in accordance Housing was not considered during with the catalog temperatures up to dimensioning 70 C are normal Drive is too loud Friction ring is damaged 1 Remedy cause 2 Replace friction ring Section Replacing the Note friction ring on page 20 Damage can occur after brief stalling of the drive with intermittent loading of the drive Rated motor power is Speed range is too small Increase speed range not transferred 22 VARIMOT Var
27. t components Do not deactivate monitoring and protection devices not even for the trial run 6 1 Connection and setup of EF EFPA adjustment device Electrome chanical remote speed adjustment EF EFPA Connecting the variable speed motor EF EFPA The electromechanical remote speed adjustment option consists of a variable speed motor featuring a display unit in the EFPA version This display unit may be installed in a control cabinet The display does not indicate speed changes due to load fluctuations Note The electromechanical remote speed adjustment option EF is designed for 40 ED and a switching rate of lt 20 times per hour It is not suited for automatic control 1 Remove housing cover 1 from the switch element of the variable speed motor Electrically connect the device according to the enclosed wiring diagram in accordance with the information on the nameplate a if desired limit the speed range for the variable speed motor EF see section Limiting the speed range for EF EFPA on page 13 otherwise replace housing cover b for EFPA variable speed motor connect the display unit according to the enclosed wiring diagram section Connecting adjusting display unit for EFPA on page 13 Figure 6 A ca 02425AXX Connecting variable speed motor EF EFPA VARIMOT Variable Speed Gear Unit Operating Instructions Connection and setup of EF EFPA adjustment devic
28. tion of the The separate IG voltage pulse encoder is installed as follows IG voltage pulse 1 Install voltage pulse encoder 30 into the appropriate thread of the geared motor encoder housing until it touches the pressure disc 31 2 Turn back voltage pulse encoder 30 by two turns clearance 2 mm 3 Secure voltage pulse encoder 31 with lock nut 4 f no display is present correct input sensitivity increase or decrease clearance between voltage pulse encoder and pressure disc 02415AXX Figure 10 IG voltage pulse encoder VARIMOT Variable Speed Gear Unit Operating Instructions 15 16 Installation connection and setting of IG FL and DA Contact free FL analog remote speed display Connection adjustment of FL IG voltage pulse encoder Analog display unit scale from 0 to 100 Supply voltage 230 V 40 60 Hz Encoder connection with two core shielded cable The FL analog remote speed display is connected to the IG voltage pulse encoder at the VARIMOT 1 2 3 Connect the device Operate drive at maximum speed Adjust the unit via setting screws GROB coarse or FEIN fine at the back of the display unit to a reading of 100 Ensure perfect ground connection at terminal M Voltage pulse encoder IG a 230V M GBS S o oooo2o0 GROB 03709AEN Figure 11 Connecting and adjusting FL analog remote speed display
29. ulse multiplier Decimal point setting 1 5 0 Selected display Output speed A 1 500 7 500 min Belt speed A 0 5 2 5 m min 60 A 60 7500 60 2500 n k z f T675 1 6 1 44 78s 1675 1 6 1 14 925s pesommended 0 5 2s max 9 999 s measuring interval i k 50 k 10 Calculation with 60 7500 Fas 60 2500 new pulse multiplier Measuring interval or cy e 7 896S Measuring interval 7575 10 61 50088 Measuring interval 0 8 9 6 Measuring interval 1 4 9 3 Pulse multiplier 1 0 Decimal point setting 1 VARIMOT Variable Speed Gear Unit Operating Instructions Inspection and maintenance intervals 7 Inspection Maintenance 7 1 Inspection and maintenance intervals Unit unit part Interval What to do Section VARIMOT Every 3000 hours of operation Check torsional play see Check torsional play on page Atleast every six months wear of friction ring 19 Every 20 000 adjustments Check adjusting spindle see Lubricate EF EFPA adjusting EF EFPA Atleast every six months replace if necessary spindle on page 21 otherwise lubricate 7 2 Before you begin Required tools Before opening the drive the motor must be disconnected from the power supply Wrench set Hammer Mandrel or drift punch Hand lever press Lubricant Never Seeze normal and protected from unintentional re start 73 Inspection maintenance of VARIMOT Check tors
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