VARISCO V 100-2 Скачать руководство пользователя страница 36

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VARISCO SpA

Terza Strada, 9 - Z.I. Nord - 35129 PADOVA - Italy

Tel. 049 82 94 111 - Fax 049 82 94 373

www.variscospa.com

Vendite Italia:

Tel. 049 82 94 111 - Fax 049 82 94 373

[email protected]

International sales:

Ph. +39 049 82 94 111 - Fax +39 049 80 76 762

[email protected]

______________________________________________________________________________________________

Содержание V 100-2

Страница 1: ...Operating Manual V Series Internal Gear Pumps with Magnetic Coupling ...

Страница 2: ...127 1 1997 Explosive atmospheres Explosion Protection Part 1 Basic concepts and methodology EN13463 1 2001 Non electrical equipment for potentially explosive atmospheres Part 1 Basic method and requirements prEN13463 5 2002 Non electrical equipment for potentially explosive atmospheres Part 5 Protection by constructional safety C prEN13463 6 2002 Non electrical equipment for potentially explosive ...

Страница 3: ...by customer 8 2 8 Improper modes of operation 8 2 9 Explosion protection 8 2 9 1 Filling the unit 9 2 9 2 Special operating conditions 9 2 9 3 Markings 9 2 9 4 Checking the sense of rotation 10 2 9 5 Mode of operation of the pump 10 2 9 6 Temperature limits 10 2 9 7 Maintenance 11 2 9 8 Safety and accident prevention standards 11 3 Transport intermediate storage 12 3 1 Transport 12 3 2 Intermediat...

Страница 4: ...18 4 4 Accessories 18 4 5 Dimensions and weights 18 5 Mounting Installation 18 5 1 Safety regulations 18 5 2 Installation 19 5 2 1 Checks 19 5 2 2 ATEX Certification 19 5 3 Checks prior to installation 19 5 4 Foundation 20 5 5 Piping 20 6 In und Außerbetriebnahme 21 7 Ausbau 22 8 Risikoanalyse nach EN 13463 1 22 9 Disassembly 26 9 1 General 26 9 2 Disassembly of the pump cover 27 9 3 Disassembly o...

Страница 5: ... you have any questions or require further information please do not hesitate to consult the manufacturer Pump series size major operating data and the series number are indicated on the rating plate We kindly request you to supply this information whenever you have questions for supplementary orders and when ordering spare parts 2 Safety This Operating Manual contains important information to be ...

Страница 6: ...safety infor r Safety s ng to mach e notes may gn is used to ng magnetic eld es in the O Operating M for areas a rmation prov symbol acco ines and th y cause haz o indicate th c field Page 6 perating M Manual is ind ccording to vided may c ording to IEC eir functions zardous con hat persons Manual dicated by t ISO 7000 cause hazar C 417 503 s are indica nditions for who have a the following 0434 r...

Страница 7: ...chi ific methods ns caused b hazards ca s Operating on acciden served used in area this Operat wner opera parts may c moving part acemaker m body becau Page 7 signs direc ctions egible el intenance i nsibility com to be traine pplier may p read and fu h safety in mation may urthermore or damages tion may re ne equipme s for mainte by electric m used by lea g Manual a nt preventio as with pote ting...

Страница 8: ...age 8 e toxic hot nment to any etic field mi ger caused r informatio subject to pump to exc nspection a e inspection well familiar must be depr ed out only w s Operating ardous to he function res ted in the S parts by cus the machin e permitted anufacturer liability for teed if the e ng Manual M er any circu explosive a n Sections 2 leak out th y risk Rele ight damage by electricit on issued by ex...

Страница 9: ...generated in the containment shell or on the external magnet may also cause an inadmissible rise in temperature If such risk exists make sure to take suitable monitoring measures see 4 3 4 If an environmental hazard arises as a result of damage to the containment shell rare incident causing liquid to leak make sure to provide leakage detection facilities see 4 3 4 If necessary check if there is an...

Страница 10: ...re of the e Annex ar vironment of the plant ved The ma nt temperat N13463 1 a ed medium re of the pu he temperat perature clas acc to EN 13 4 135 C 3 200 C 2 300 C 450 C Page 10 n area whe normal ope structional s y explosive 10 C befor the suction st 10 C bel ation phase ed pump in ts in the pipin highest tem bearings Th pumped m re observed t must ensu aximum adm ture class are given in umped me...

Страница 11: ...eck to s ention stan en working ose parts t nents Wear ves insulat et see figur ance work w nds to any m e close with tor pump to in case of Page 11 rature of the no data she maximum a C grease l tained for th d interior b utside the ad the unit is p the antifrictio bearings dep running no of the exter ensure the see whethe ndards in the vicini ies scarves r protective ting footwea re on the rig w...

Страница 12: ...nta oints ach the sling slippage of roperty Plea mp ble lifting de emoved afte e ensure sa e suspensi erformed by the pump a ponents may n points of on the righ speed V m red in such a sure that the ontal position Page 12 d properly b al position d ging ropes t f the transpo ase note th evices for tra er transport afe transpo ion facilities y competent and injuries y only be us some supp ht max 0 ...

Страница 13: ...taminat vation ted and set he time of d n if the filled ater and do orrosive or p e manufactu nfirming tha pump see tion measur Page 13 using a liq delivery Th d in liquid m o not leave poisonous m urer at it is safe t Annex Ce res taken uid that also his liquid is might contam any traces media must o use and a rtificate of C o serves to a mixture o minate the p of water in be thorough a safety da...

Страница 14: ...l magnet core that is mounted to the pump shaft The magnetic field generated by the motor driven magnet hub with the externally placed set of permanent magnets causes the internal magnet core and thus the rotor to rotate Arranged between the two magnet cores is a containment shell which hermetically seals the pumped fluid from the atmosphere without any shaft seal fitted Suitably designed coolant ...

Страница 15: ...mp the point where the teeth come out of mesh governs the phase of the liquid entering between the rotors and is therefore physically located close to the suction zone The liquid is carried between the teeth and the steady and the discharge opening developing as the teeth come into mesh eject the liquid The permanent magnet coupling guarantees operation that requires no maintenance it is without l...

Страница 16: ...rating Manual 4 3 Main components 4 3 1 Magnetic coupling The external rotor is driven by an electric motor through antifriction bearings It is due to the magnetic forces of the permanent magnets that the internal rotor is driven in synchronism with the motor speed The rotating magnetic field induces in the containment shell eddy currents attributable to the conductivity of the latter Hence there ...

Страница 17: ... clearance and high temperature grease packing have sealing washers on either side The pump end shaft is supported in hydrodynamic carbide plain bearings which are lubricated by the pumped fluid 4 3 3 Pump component Materials Pump casing S S Grey iron Shaft Ceramics coated S S Plain bearings Carbide Bronze External magnet Samarium cobalt Sm2Co17 Internal magnet Samarium cobalt Sm2Co17 Containment ...

Страница 18: ...tentially ex ment is clea emaker sho ic coupling Temper s and mom ge N 5 0 0 0 0 s Varisco pu n 75 dB for with witho on for com units are de n from the p xplosive atm r from the ra ould not be Persons w Page 18 rature mon ments on th Fx Fy Fz N 196 520 650 1 040 1 300 umps with d all models out adapter mplete to IS elivered the pump s insta mospheres ating plates allowed in t within 2 m of nitorin...

Страница 19: ...and lu eptable surf mature ball here will be otential bond ially explosi Page 19 and check th the unit sp y with the h pump unit t erly for thre contact you at hot air fro pump system uards drive d separately arate certific k of the liqu ion and che ached accessible fo d air supply arance of no ontally and p e an impact roper functi e standing in brication of face temper bearing fai a need for din...

Страница 20: ...ng so a p must not t cted pipes u mensioned nded for the mp s suction es for the m e shaft meter mm 14 14 14 22 22 30 35 40 40 55 2002 Sectio circumferen Page 20 imensions c t concrete s n equivalen cured prior suspended bration dam ronment thout any fo as to preven transmit for pstream of The size t e suction sid nozzle ax flow vel Recomm the Max spee rpm 1 450 1 450 1 450 1 450 1 00 1 450 1 00 7...

Страница 21: ...sts or fin uids need t en ck that fluid ump and th Page 21 ch may res n the inlet s it affects th a radius as 0 2 V80 2 re must be t ls of the var al that the f e supporting ree from rem est on the pum each high te the motor s f rotation on is correc and check st not be dr patible with on by a pas e removed a y of the sea nal acceptan to be pumpe d has entere e system if ult in destru side Given h...

Страница 22: ...m or discharge side clogging Overtemperature resulting from recirculation when the pressure relief valve has operated Operator s failure to conduct checks as necessary Referring to the appraisal of malfunctions it can be anticipated that predictable malfunction because of faulty design or installation faults is ruled out by implementing the Internal Production Control quality assurance system esta...

Страница 23: ...angerous electrostatic charges which can result in discharge sparks that could ignite a potentially explosive atmosphere are ruled out as trouble to be expected since Æthe thickness of a paint coat that may not be electroconductive is less than 0 2 mm Æthere are no exposed components of non conductive plastics in pumps Æall conductive components of the pump are in metal to metal contact to one ano...

Страница 24: ... leaking 8 Insufficient suction pressure 9 Worn pump components gears sliding plate 1 Reduce pressure drop 2 Inspect suction line for leaks 3 Check speed contact manufacturer 4 Eliminate line clogging 5 Clean the filter 6 Reduce viscosity or re design pump contact manufacturer 7 Re set relief valve or renew gasket 8 Increase suction pressure 9 Renew components Pump s suction capacity diminishes 1 ...

Страница 25: ...facturer High containment shell temperature Excessive viscosity Product flow for cooling interrupted Contact the manufacturer Check filter and design High casing temperature Foreign matter in pumped fluid Pump running dry Relief valve spring broken Fluid temperature toohigh Insufficient delivery rate Magnetic drive desynchronised Reduce delivery head or delivery ...

Страница 26: ...ult of non observance of this manual The specific safety requirements in relation to strong magnetic fields must be strictly observed Persons who have a pacemaker should not be allowed to work on a pump with magnetic coupling The magnetic field is sufficiently strong to affect a pacemaker s proper operation For this reason a safe distance of at least three 3 metres should be kept Always keep equip...

Страница 27: ...d replace it This also applies to all other pump seals Pull off the pinion 03 with pressed in plain bearing 37 from the cover 04 via the pin 06 Heat the pinion 03 to approx 80 C When the temperature is high enough the pinion s plain bearing 37 can be removed from the pinion 03 Heat the pump cover to approx 80 C Press the pin out of its seat Make sure that the pin is pressed out in the direction of...

Страница 28: ...Page 28 9 3 Disassembly of the pump casing 01 Unscrew the screws 44 and pull off the casing 01 ...

Страница 29: ... M1 01 On principle the plug in unit should only be separated from the external magnet M2 02 by radial guidance restricted guidance Make sure that the external magnet M2 02 and the containment shell M2 03 do not get in contact If they get in contact the external magnet M2 02 could be damaged In such a case pump malfunction cannot be excluded ...

Страница 30: ... the pump shaft M3 08 Separate the internal magnet M2 04 from the pump shaft M3 08 with the help of a suitable pull off device Remove the thrust washer M3 11 from the pump shaft M3 08 Pull off the intermediate flange M3 01 via the pump shaft M3 08 Heat the intermediate flange M3 01 to approx 80 C Press out the shaft slide bearing M3 09 from the bearing seat Press out the pump shaft M3 08 from the ...

Страница 31: ...b M2 01 from the bearing bracket M1 01 in the direction of the external magnet M2 02 Unscrew the bolts M1 08 and dismantle the ball bearing cover M1 02 from the bearing bracket M1 01 Remove the ball bearing M1 04 from the ball bearing cover M1 02 Unscrew the screws M2 06 and separate the external magnet M2 02 from the magnet hub M2 01 Press out the drive shaft M1 03 from the magnet hub M2 01 in th...

Страница 32: ...table below for further information Class Pump type V25 2 V30 2 V50 3 V60 2 V70 2 V80 2 V85 2 V100 2 1 0 2 mm 0 2 mm 0 3 mm 0 5 mm 2 0 3 mm 0 5 mm 0 7 mm 0 7 mm 3 0 5 mm 0 7 mm 1 0 mm Pump type Viscosity Stainless steel Grey cast iron Class 2 Class 1 up to 600 cSt and up to 180 C Class 3 Class 2 from 600 to 6000 cSt and up to 180 C Class 3 Class 3 over 6000 cSt and over 180 C ...

Страница 33: ... liquids subject to labelling requirements under the law on hazardous substances and or dangerous goods If known please state the last medium pumped Prior to shipment provision the pump has been carefully drained and cleaned both inside and outside with a suitable cleaning agent No special safety precautions are required for further handling The following safety precautions are required in relatio...

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Страница 36: ...ord 35129 PADOVA Italy Tel 049 82 94 111 Fax 049 82 94 373 www variscospa com Vendite Italia Tel 049 82 94 111 Fax 049 82 94 373 italia variscospa com International sales Ph 39 049 82 94 111 Fax 39 049 80 76 762 export variscospa com ______________________________________________________________________________________________ ...

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