Operating instructions
Contents
1. 6 2 Start up and shut down Start up Switch on power supply for drive motor Shut down Switch off power supply for drive motor 7 Operation Have you read the safety precautions in Chapter 1 Otherwise you many not carry out any work with or on N Improper use of the unit can result in serious or even fatal injuries the pump motor unit Also be sure to read the safety precautions in Chapter 6 High temperatures of up to approx 160 320 F ca n occur on the surface of the pump motor unit Danger of burns from hot surfaces of the pump motor unit and from hot fluids A A Do not touch during operation Allow to cool after shut down Danger of overheating due to hot surface of pump motor unit A High temperatures of up to approx 1605 320 fF ca n occur on the surface of the pump motor unit Temperature sensitive parts such as lines or electronic components may not come into contact with the surface of the pump motor unit Danger of overheating During operation the standstill heating may if installed not be switched on On drive motors with closed condensed water openings Q Danger of rusting due to collection of condensed water in drive motor area ww Remove closures occasionally to allow any water which has collected to drain off Danger of bearing damage Heavy mechanical impacts must be avoided during operating and while at a standstill WETRAVENT Lufttechnik Albstrasse 12. 5 2 Electrical connection motor AA Electrical danger Malpractice can result in severe injuries and material damage Electrical danger The electrical connection may be carried out by trained and authorized electricians only Electrical danger Before beginning work on the unit or system the following measures must be carried out Deenergize Secure against being switched on again Determine whether deenergized Ground and short circuit Cover or block off adjacent energized parts Incorrect connection of the motor can lead to serious damage to the unit Regulations The electrical connection must be carried out as follows according to the applicable national and local laws and regulations according to the applicable system dependent prescriptions and requirements according to the applicable regulations of the utility company Electrical power supply Observe the rating plate It is imperative that the operating conditions correspond to the data given on the rating plate Deviations permissible without reduction in performance 5 voltage deviation 2 frequency deviation Connection to drive motor terminal box Open the required cable entry openings on the terminal box Here the following two cases are differentiated The cable entry opening is prefabricated and provided with a sealing plug Screw out sealing plug OR T
3. VRH FU_class VRH25 FU VRH600_FU ee N N I y e CM E _Pos Nr Anzahl Bezeichnung Z LL Motor komplett JL Motorflansch JL en O 4 1 Ventilatorrad Laufrad BL 1 Ansaugdeckel SS Se Een C g ET Ventilatorfu z Teil optional WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 4 J ba d Albstrasse 10 D 73765 Neuhausen Germany English KS A u service wetravent com www wetravent com f e Tel 0049 0 7158 98 775 97 WETRAYERT SS UFTTECHNIK A Zn High pressure fan VRH Designed for V belt drive VRH_class T Type VRH25_T VRH400_T Pe ete ee SS D Pos Nr Anzahl Bezeichnung 1 JL Motor komplett Le 2 1 Motorflansh J o 3 1 Ventilatorgeh use JL kl 1 Ventilatorrad o 5 1 Nabensicherung f r Laufrad 6 1 Ansaugdeckel 7 1 Ansaugschutzgitter J o 5 1 Ventilatorfu o 9 1 Lagergeh use komplett 1 flagergeh use 92 1 AbschluBdeckel 93 2 Tellerfeder f 94 1 lenken 95 1 Rillenkugeltager f S 96 1 Sicherungsring J i y O 94 1 Antriebswelle 10 1 fFlanschgeh use DL 2 Abdeckgitter o 12 2 Stellschraube f r Keilriemen B 1 Deckel Flanschgeh use IL 14 1 Riemenscheibe1 5 1 Riemenscheibe 2 f o o 16 2 keilriemen XPZ 612 TI Se a WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IPL N AUS US A Albstrasse 10 D 73765 Neuhau
4. WS WETRAVENT fa SS LUETTECHNIK Centrifugal fans Operating instructions venetus class VRN VR VRH Low pressure fan VRN Medium pressure fan VR High pressure fan VRH_T VRH_G VRH_FU SS eh esch WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IRL AUS USA Albstrasse 10 r eres Neuhausen o many English service wetravent com www wetravent com Tel 0049 0 7158 98 775 97 U WETRAVEN UFTTECHNIK Contents 1 Safety 1 1 Definitions 1 1 1 Safety alert symbol 1 1 2 Signal words 1 2 General safety precautions 2 Intended use 3 Technical data 3 1 Mechanical data 3 2 Electrical data 3 3 Operating conditions 4 Transport and handling 5 Installation 5 1 Installation 5 2 Electrical connection motor 5 3 Connecting pipes hoses 5 3 1 Inlet connection 5 3 2 Discharge connection 5 3 3 Procedure when connecting pipes hoses 6 Commissioning 6 1 Preparation 6 2 Start up and shut down 7 Operation 8 Shut down and longer standstills 8 1 Preparing for shut down or longer standstill 8 2 Storage conditions 9 Servicing 9 1 Emptying Rinsing Cleaning 9 2 Repairs troubleshooting 9 3 Service After sales service 10 Disposal EU declaration of conformity Design of centrifugal fan venetus_class 1 Vacuum pump compressor housing 2 Vacuum pump compressor cover 3 Inlet connection 4 Discharge connection 5 Base 6 Arrow indicating delivery direction 7 Arrow indica
5. motor unit is suitable for installation in the following environments In a dusty or damp environment in buildings in the open When properly installed in the open the pump motor unit must be protected from exposure to intensive sunlight e g by attaching a protective roof Otherwise no special protective devices against the effects of weathering are required The drive motors of the pump motor units have the following design with degree of protection IP55 see rating plate Installation conditions The pump motor unit must be installed as follows on level surfaces at a maximum height of 1000 m 3280 ft above sea level When installing at an altitude of more than 1 000 m 3 280 ft above sea level first inquire with the service department a To ensure sufficient cooling of the pump motor unit also observe the following Ventilation screens and openings must remain clear Discharge air of other units may not be directly sucked in again Noise radiation To reduce the noise radiation the following must be observed Do not mount pump motor unit on noise conducting or noise radiating parts e g thin walls or sheet metal plates Provide pump motor unit with sound insulating intermediate layers e g rubber buffers under the base of the pump motor unit if necessary Install the pump motor unit on a stable foundation or on a rigid mounting surface This p
6. the unit to the base using suitable screws All fastening holes must have screws Vertical axis mounting on the compressor cover cover position For vertical axis mounting on the compressor cover use spring elements Spring elements are available as accessories The upper part has a threaded stud and the lower part a threaded hole Fastening spring elements to the unit Screw threaded studs of the spring elements into the holes on the front side of the compressor cover and tighten Fastening the unit with spring elements to the foundation Select suitable fastening elements for the threaded hole Screw spring elements over the threaded hole into the base or foundation Vertical axis mounting on the wall with the compressor covers pointing downward For vertical axis mounting of the unit on the wall the unit is fastened using the holes in the foot The foot of the unit has fastening holes Place the unit with the foot to the wall on a base plate with sufficient load bearing capability in the mounting position Screw the foot of the unit to the wall using suitable screws All fastening holes must have screws Remove the base plate 8 WETRAVENT Lufttechnik DA Nr BAVR venetus Version V2 0 USA Albstrasse 10 D 73765 Neuhausen Germany English CDN IRL AUS e service wetravent com www wetravent com P A e l A e Tel 0049 0 7158 98 775 97 WETRAYERE LUFTTECHNIK
7. 0 D 73765 Neuhausen Germany service wetravent com www wetravent com Tel 0049 0 7158 98 775 97 WETRAYERE LUFTTECHNIK 8 Shut down and longer standstills 8 1 Preparing for shut down or longer standstill Danger of rusting due to collection of condensed water in drive motor area Pn ris RW 8 On drive motors with closed condensed water openings Remove closures occasionally to allow any water which has collected to drain off Danger of bearing damage Avoid mechanical shocks during operation and shut down Prior to shut down or longer standstill proceed as follows Switch off the pump motor unit Disconnect pump motor unit from power supply Release pressure When doing so open pipes hoses slowly and carefully so that the vacuum or gauge pressure in the pump motor unit can be released Remove pipes hoses Provide the inlet and discharge side with sealing plugs 8 2 Storage conditions To prevent standstill damage during storage the environment must provide the following conditions dry dust free low vibration ambient temperature min 30C 22 fF max 400 104 F Lubrication of rolling bearings after longer storage The new pump motor unit may at first be stored following delivery If the time from deliver to commissioning exceeds the following periods the lubrication of the rolling bearings must be renew
8. A Ir IA IA IA IA IA IA oe oe III x l kai oe kai Lal eae ae oe a a Pos Menge BE ET KS 3 1 Ap ES KS ES s 1 EA KX a a 12 16 RER KSE p15 1 jie 1 LI jis 1 9 4 Apai EA 23 1 24 1 Spar 26 1 par 4 28 1 29 5 3o 5 at 4 32 8 33 8 35 4 36 4 38 3 DIZIPIDIZIS IO EITA SjJols Slals 210 2 o 2 se a lalala 3 S 8 5 19 5 9 131 a 518 YIGIS 12 Isls 3 12 17 13 Ja SIS El bd d D ol z Bd co an WETRAVENT Lufttechnik Albstrasse 10 D 73765 Neuhausen Germany service wetravent com www wetravent com Tel 0049 0 7158 98 775 97 IN WETRAYER T UFTTECHNIK 4 Variations and Possibilities of Installation 90 LG 180 KK270 180 LG 90 270 LG 0 KK0 LG 270 Ansicht auf Ansaugseite Einlass des Ventilators Ansicht auf Ansaugseite Einlass des Ventilators L 0 RD 270 L 180 RD 90 L 90 RD 180 KK0 RD 270 Ansicht auf Ansaugseite Einlass des Ventilators Ansicht auf Ansaugseite Einlass des Ventilators i WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 f USA Albstrasse 10 D 73765 Neuhausen Germany English CDN IRL AUS service wetravent com www wetravent com _ wa _ Tel 0049 0 7158 98 775 97 AU AAA K WETRAVENT Lufttechnik Responsible for documentation Diana Werner Albrecht Mayer A
9. LUFTTECHNIK ES L EH WEIRAS WETRAVENT Lufttechnik D 73765 Neuhausen a d F Germany Tel 0049 0 7158 9877 598 Fax 0049 0 7158 9877 599 24h 0049 0 173 955 81 80 Mail service wetravent com www wetravent com
10. UR VERSAND Bitte nach Einbau in der Anlage entfernen WETRAVENT Lufttechnik D 73765 Neuhausen a d PEN WETRAVENT ee 8 service wetravent de Tel 0049 0 7158 98775 97 LUFTTECHNIK Base plate just for transport purpose 5 WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IRL AUS USA Albstrasse 10 D 73765 Neuhausen Germany English gt gt service wetravent com www wetravent com i gt a Tel 0049 0 7158 98 775 97 WETRAYERS Sa A SSS LUFTTECHNIK 5 Installation A A A A A A A A Electrical danger The pump motor unit must be installed so that the electrical device cannot be damaged by external influences In particular the feed pipes must be securely routed e g in cable ducts in the floor etc Danger from crushing due to pump motor unit tipping over Wear personal safety equipment protective gloves and safety shoes Handle the unit with the appropriate care Install the pump motor unit on a solid foundation or on a solid mounting surface Check screw glands unions for mounting the pump motor unit on the mounting surface regularly for strength Danger of fire from flammable substances The pump motor unit must never come into contact with flammable substances Danger of burns from hot surfaces of the pump motor unit and from hot fluids High temperatures of up to approx 160 320 F ca n occur on the surface of the pumpmotor unit The pump motor uni
11. _FU amp lt inlet em outlet G_Type including base plate Danger from rotating impeller Cutting cutting of off extremities The rotating impeller is accessible with the inlet and discharge connections open With free entry and exit of gases i e with direct intake out of or direct feeding into the atmosphere without piping the following therefore applies Provide the inlet and discharge connections of the pump motor unit either with additional mufflers or with additional piping of a sufficient length to prevent access to the impeller g l N WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IRL AUS USA Albstrasse 10 D 73765 Neuhausen Germany English em es es em d service wetravent com www wetravent com Tel 0049 0 7158 98 775 97 N A WETRA SS damage to the pump motor unit and the system and as a result of this to serious injuries Make sure that the inlet and pressure line cannot be confused when connecting Look for the clear marking with the arrow indicating the delivery direction on the inlet and discharge connections N Danger from interchanging inlet and pressure line Interchanged inlet and pressure lines can lead to Danger due to vacuum and gauge pressure Danger due to escaping fluid During operation A connected pipes and vessels are vacuumized or pressurized Use only mounting elements connections lines fittings and containers with sufficient freedom f
12. e service department Maintenance work on the pump motor unit may only be conducted by the operator itself when the related maintenance manual on hand Inquire with the service department service wetravent com service wetravent com A Umweltgef hrlich 9 1 Emptying rinsing cleaning Before any maintenance servicing work empty rinse and clean the outside of the unit Empty unit with air and rinse until all residues have been removed Clean the outside of the unit with compressed air Wear gloves and protective safety glasses Secure the surrounding area Clean the entire surface of the unit and exterior fan with compressed air Rz gt WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IRL N AUS US A Albstrasse 10 D 73765 Neuhausen Germany English service wetravent com www wetravent com Be Tel 0049 0 7158 98 775 97 k WETRAYERS LUFTTECHNIK ell 9 2 Repairs troubleshooting Motor does not At least two power Eliminate interruption by fuses terminals or Electrician start no motor supply leads power supply cables noise interrupted Motor does not One power supply lead Eliminate interruption by fuses terminals or Electrician start humming interrupted power supply cables noise ae ni Impeller is jammed Open vacuum pump compressor cover service remove foreign body clean Check or correct impeller gap setting if se
13. ed Under advantageous storage conditions as specified above 4 years Under disadvantageous storage conditions e g high humidity salty air sandy or dusty air 2 years In these cases open rolling bearings must be relubricated and closed rolling bearings must be completely replaced In this case be sure to inquire with the service department In particular exact information with regard to the procedure and grease type is required All maintenance work on the pump motor unit must always be performed by the service department Maintenance work on the pump motor unit may only be conducted by the operator itself when the related maintenance manual on hand Inquire with the service department service wetravent com N Improper use of the unit can result in serious or even fatal injuries Commissioning after longer standstill Before recommissioning after a longer standstill measure the insulation resistance of the drive motor With values lt 1 kO per volt of nominal voltage the winding is too dry e i z WETRAVENT Lufttechnik DA Nr BAVR venetus Version V2 0 Albstrasse 10 D 73765 Neuhausen Germany English service wetravent com www wetravent com e e s Tel 0049 0 7158 98 775 97 mm BA WETRAVENT fa SS LUFTTECHNIK 9 Servicing Improper use of the unit can result in serious or even fatal injuries A All maintenance work on the pump motor unit must always be performed by th
14. en bare live parts and ground 2 5 5 mm 0 217 at a nominal voltage of UN lt 690V For the tightening torques for terminal board connections except terminal strips For terminals with clamping straps the conductors must be inserted so that approximately the same clamping height results on both sides of the bar Individual conductors must therefore be bent into a U shape or connected with a cable lug This also applies to the protective conductor the outer ground conductor Electrical danger The terminal box must be free from A A foreign bodies dirt humidity Terminal box cover and cable entries must be tightly closed so as to make them dustproof and waterproof Check for tightness at regular intervals For motor overload protection Use motor circuit breakers This must be adjusted to the specified nominal current see rating plate Electrical danger There is danger of an electrical shock when a defective pump motor unit is touched Mount motor circuit breaker Have electrical equipment checked regularly by an electrician Interference immunity of drive motor For drive motors with integrated sensors the operator must provide for sufficient interference immunity itself Select a Suitable sensor signal cable e g with screening connection as for a motor power supply cable and analyzing unit Operation with frequency c
15. ent com wy gt A 5 Tel 0049 0 7158 98 775 97 WETRAYERS nn i A A SSS LUFTTECHNIK 4 Transport and Handling Tipping or falling can lead to crushing broken bones etc Sharp edges can cause cuts A A Wear personal safety equipment gloves safety shoes and protective helmet during transport The transport must be carried out in different ways depending on the type WT1 WT5 single impeller Manual handling WTS two impeller WT6 WT9 Transport with crane hooked onto eye bolt lifting attachment 1 attachment point Danger from tipping or falling loads Prior to transport and handling make sure that all components are securely assembled and secure or remove all components the fasteners of which have been loosened Eye bolt lifting attachment Types with a weight of up to 30 kg 66 Ibs are not equipped with an eye bolt lifting attachment Types with a weight of more than 30 kg 66 Ibs are equipped with an eye bolt lifting attachment as standard In case of possible removal and remounting of the eye bolt it must be ensured that the eye level is positioned exactly in the axis direction of the pump motor unit Lay shims under the eye bolt if necessary The eye bolt lifting attachment must be firmly tightened Loads laterally to the ring level are not permissible Heavy impact loads during transport must be avoided venetus_Klasse RADIALVENTILATOR Transport Fussplatte NUR F
16. he cable entry opening is closed off with a casting skin Break out casting skin using a suitable tool For example use a metal pin with a corresponding diameter or a chisel and hammer d Vas When pounding out the casting skin on the cable entry openings in the terminal box the terminal Q box or its parts can be damaged e g terminal board cable connections Proceed with suitable caution and precision when doing so Prevent flash formation Mount cable glands on the terminal box Proceed as follows Select one cable gland in each case which is suitable for the cable diameter Insert this cable gland in the opening of the terminal box Use a reducer if necessary Screw on the cable gland so that no moisture dirt etc can penetrate into the terminal box Carry out the connection and the arrangement of the jumpers in accordance with the circuit diagram in the terminal box Connect the protective conductor to the terminal with the following symbol D e i z WETRAVENT Lufttechnik DA Nr BAVR venetus Version V2 0 Albstrasse 10 D 73765 Neuhausen Germany English service wetravent com www wetravent com e e s Tel 0049 0 7158 98 775 97 N A WETRA SS The electrical connection must be carried out as follows The electrical connection must be permanently safe There may be no protruding wire ends Clearance between bare live parts and betwe
17. lbstr 10 Albstr 10 D 73765 Neuhausen a d F D 73765 Neuhausen a d F Germany EU declaration of conformity Designation Centrifugal fans VR_venetus venetus class Typen Low Pressure VRN3 VRN92 Typen Medium Pressure VR100 VR850 Typen High Pressure VRH25_FU VRH600_FU Typen High Pressure VRH25_T VRH400_T Typen High Pressure VRH100_G VRH400_G The side channel blower described above meets the following applicable Community harmonisation legislation 2006 42 CE Directive 2006 42 EC of the European Parliament and of the Council of 17 May 2006 on machinery and amending Directive 95 16 EC 2006 95 CE Directive 2004 108 EC of the European Parliament and of the Council on the approximation of the laws of the Member States relating to electromagnetic Standards applied EN 1012 1 1996 Compressors and vacuum pumps Safety requirements Part 1 Compressors EN 1012 2 1996 Compressors and vacuum pumps Safety requirements Part 2 Vacuum pumps WETRAVENT Lufttechnik D 73765 Neuhausen a d F Germany 01 10 2010 tll i lt D Wer a a m Mm Mm Am AA A A E E rr rm rm Bernd Glocke Diana Werner D veloppement et construction Direction Senior Manager R amp D CEO e g i e WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IRL A US USA Albstrasse 10 D 73765 Neuhausen Germany English I gt b ee service wetravent com www wetravent com er e e Tel 0049 0 7158 98 775 97 d
18. mperature of pumped gases Pump motor units for higher fluid temperatures on request Ambient temperature max permissible temperature 40 min permissi ble temperature 20 Nominal value 25 Ambient temperatures between 25 and 400 affect th e permissible total pressure difference At higher temperatures the winding may be damaged and the grease change interval may be shortened Pressures Permitted total pressure difference See rating plate The total pressure difference shown on the rating plate applies only for the following conditions Ambient temperature 25 Pressure for vacuum operation 1013 mbar at pressure connection Pressure for compressor operation 1013 mbar at suction connection Intake temperature temperature of conveyed gases at suction connection 20 For ambient temperatures between 25 and 400 the total pressure difference specified on the rating plate must be reduced at 40 by 10 Consultation with WETRAVENT is essential for such operational conditions www wetravent com Installation altitude Max of 1 000 m 3 280 ft above sea level When installing the pump motor unit at an altitude of more than 1 000 m 3 280 ft above sea level first inquire with the Service department www wetravent com e g WETRAVENT Lufttechnik DA Nr BAVR venetus Version V2 0 Ke USA Albstrasse 10 D 73765 Neuhausen Germany English CDN IRL AUS e service wetravent com www wetrav
19. nty claims WETRAVENT must be informed of the operating conditions operating duration etc and additional detailed information provided on request if necessary 10 Disposal Have the entire pump motor unit scrapped by a suitable disposal company No special measures are required when doing so For additional information on disposing of the unit ask the service department service wetravent com WETRAVENT Lufttechnik Abt Service Albstr 10 73765 Neuhausen a d F Tel 0049 0 7158 98 775 97 service wetravent com www wetravent com e e WETRAVENT Lufttechnik ana HEEN e o CDN ORL j A US USA Albstrasse 10 D 73765 Neuhausen Germany English I gt b e S ee service wetravent com www wetravent com e Tel 0049 0 7158 98 775 97 WETRAYERS LUFTTECHNIK Low pressure fan VRN VRN_class VRN3 VRN92 Menge Einheit Benennung Sachnummer Norm Kurzbezeichnung Bemerkungen Motorkomplett po BE E EEE Motorflansch Vensilatorfu en JDistanzb chse 2 n l N WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN f IRL AUS USA l Albstrasse 10 D 73765 Neuhausen Germany English em es Wi wm service wetravent com www wetravent com Tel 0049 0 7158 98 775 97 WETRAYER T SS UFTTECHNIK Medium pressure fan VR VR_class VR100 VR850 High pressure fan VRH FU Designed for FC o Frequency Converter
20. o not open the motor terminal box until absence of electricity has been ensured A A When working on the unit there is a danger of injury e g in the form of cuts cutting off crushing and burns During all work on and with the pump motor unit transport installation Electrical danger Work on electrical installations may be carried out by trained and authorized electricians only Danger due to vacuum and gauge pressure sudden escape of fluids skin and eye injuries sudden drawing in of hair and clothing Danger due to escaping fluid Burns Use mounting elements connections lines fittings and containers with sufficient freedom from leaks and strength for the pressures which occur Check the mounting elements connections lines fittings and containers for strength leaks and firm seating at regular intervals Danger from rotating parts external fan impeller shaft Cutting cutting off of extremities Grasping winding up of hair and clothing Danger due to vacuum and gauge pressure sudden escape of fluids skin and eye injuries sudden drawing in of hair and clothing Danger due to escaping fluid Burns Start up and operation only under the following conditions The pipes hoses must be connected to inlet and discharge connections Inlet and discharge connections and the connected pipes hoses may not be closed clogged or soiled Check the mounting elements connections
21. of the pipe hose connections lines fittings and containers for strength leaks and firm seating at regular intervals Danger from rotating impeller Cutting cutting of off extremities A A The rotating impeller is accessible with the inlet and discharge connections open With free entry and exit of gases i e with direct intake out of or direct feeding into the atmosphere without piping the following therefore applies Provide the inlet and discharge connections of the pump motor unit either with additional mufflers or with additional piping of a sufficient length to prevent access to the impeller N A Danger of burns from hot surfaces of the pump motor unit and from hot fluids High temperatures of up to approx 160 320 F ca n occur on the surface of the pumpmotor unit Cover the pump motor unit with a suitable touch protection e g perforated plate cover or wire cover Do not touch during operation Allow to cool after shut down z E 5 WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 Albstrasse 10 D 73765 Neuhausen Germany English A AN service wetravent com www wetravent com e e Tel 0049 0 7158 98 775 97 WETRAYERE LUFTTECHNIK 2 Intended use AAAA This operating manual 1 is intended for centrifugal fans of the ventus class VR_series VR_venetus contains instructions bearing on transport and handling installation commissioning operati
22. on shut down storage servicing and disposal of the VR_venetus must be completely read and understood by all operating and servicing personnel before beginning to work with or on the VR_venetus must be strictly observed must be available at the site of operation of the VR_venetus About the operating and servicing personnel of the VR_venetus These persons must be trained and authorized for the work to be carried out Work on electrical installations may be carried out by trained and authorized electricians only The VR_venetus are pump motor units for generating vacuum or gauge pressure are used to extract pump and compress the following gases Air Non flammable non aggressive non toxic and non explosive gases or gas air mixtures With differing gases gas air mixtures inquire with the Service Department are equipped with one of the following kind of drive motors 3 phase AC drive motor with a standard design Single phase AC drive motor are intended for industrial applications are designed for continuous operation With increased switch on frequency 6x per hour with equal pauses and operating times or with increased gas inflow and ambient temperature the excess temperature limit of the coil and the bearing can be exceeded Consult WETRAVENT when using under such conditions Foreseeable misuse to
23. on the unit or system the following measures must be carried out Deenergize Secure against being switched on again Determine whether deenergized Ground and short circuit Cover or block off adjacent energized parts e g WETRAVENT Lufttechnik DA Nr BAVR venetus Version V2 0 Ke USA Albstrasse 10 D 73765 Neuhausen Germany English CDN IRL AUS e service wetravent com www wetravent com wy gt A 5 Tel 0049 0 7158 98 775 97 f WETRAYERE LUFTTECHNIK Check operating speeds Observe the operating speed specified on the rating plate This may not be exceeded as otherwise the noise radiation vibration behavior grease consumption duration and bearing change interval worsen To prevent damage as a result of higher speeds it may be necessary to inquire with the Service Department as to the maximum speed Danger of hearing damage due to noise radiation However the actual noise emission during operation is highly dependent on the installation and system conditions Conduct a noise measurement in the system during operation after installing the pump motor unit The following measures can be taken from 85 dB A and must be taken from 90 dB A Mark noise area with a warning sign Wear hearing protection With free entry and exit of gases i e with direct intake out of or direct feeding into the atmosphere without piping attach an additional muffler
24. onverter With a power supply by a frequency converter the following must be observed High frequency current and voltage harmonics in the motor supply cables can lead to emitted electromagnetic interference This is dependent on the converter design type manufacturer interference suppression measures Be sure to observe the EMC notes of the converter manufacturer Use screened power supply cables if necessary For optimal screening the screen must be conductively connected over a large area to the metal terminal box of the drive motor with a screwed metal gland In the case of drive motors with integrated sensors e g PTC thermistors interference voltage can occur on the sensor cable depending on the converter type Limit speed see specifications on the rating plate WETRAVENT Lufttechnik DA Nr BAVR venetus Version V2 0 USA Albstrasse 10 D 73765 Neuhausen Germany English CDN IRL AUS e service wetravent com www wetravent com P A e l A e Tel 0049 0 7158 98 775 97 4 WETRAYERS LUFTTECHNIK 5 3 Connecting pipes hoses Low pressure fan VRN VRN_class VRN3 VRN92 Medium pressure fan VR VR_class VR100 VR850 High pressure fan VRH Designed for V belt drive VRH_class VRH25_T VRH400_T VRH100_G VRH400_6G including base plate High pressure fan VRH Designed for FC Frequency Converter VRH FU_class VRH25_FU VRH600
25. rom leaks and strength for the pressures which occur Make sure that the mounting elements and connections are mounted sufficiently firmly and leak free Pn Attach pipes hoses free of mechanical tensions Support the weight of the pipes hoses 6 Commissioning 6 1 Preparation Measures before start up Before starting up the pump motor unit observe the values specified on the rating plate Specifications on the drive motor nominal current apply at a gas entry and ambient temperature of 45 C Adjust the motor circuit breaker to the drive motor nominal current Check direction of rotation The intended rotating direction of the shaft is marked with arrows on the vacuum pump compressor housing The gas delivery direction is marked with arrows on the inlet and discharge connections O Make sure the pipes hoses on the inlet and discharge connections are properly connected Switch the pump motor unit on briefly and then off again Compare the actual rotating direction of the external fan with the intended shaft rotating direction indicated with the arrows shortly before the pump motor unit comes to a standstill If necessary reverse the direction of rotation of the motor Check direction of rotation Electrical danger The electrical connection may be carried out by trained and authorized electricians only Electrical danger Before beginning work
26. rovides for smooth low vibration running of the pump motor unit A Components for reducing noise on the pump motor unit Additional silencer available as an accessory for the VR_venetus The additional mufflers enable a further noise reduction They may only be used with free entry and exit of gases i e with direct intake out of or direct feeding into the atmosphere without piping Sound protection hood available as an accessory for the VR_venetus Noise protection hoods are suitable for installation in rooms and in the open They reduce both the total sound pressure level and tonal components that are perceived as particularly annoying 2 i WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IRL AUS USA Albstrasse 10 D 73765 Neuhausen Germany English gt gt my service wetravent com www wetravent com Tel 0049 0 7158 98 775 97 N A WETRAFER Installation variants axis position Basically when installing the pump motor unit the following variants are possible with a different axis position horizontal or vertical Horizontal installation Vertical installation on the vacuum pump compressor cover cover installation Vertical mounting on the wall Basically all variants are possible with all type Horizontal axis mounting The foot of the unit has fastening holes Screw the foot of
27. rts check condition and Service replace if necessary Abnormal Ball bearing lacking Regrease or replace ball bearing Service running noise grease or defective Compressor Seals on muffler Check muffler seals and replace if necessary Service leaky defective Seals in motor area Check motor seals and replace if necessary Service defective Se z d WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN USA Albstrasse 10 D 73765 Neuhausen English IRL AUS my service wetravent com www wetr er A Tel 0049 0 7158 98 775 97 N A WETRAY SS 9 3 Service after sales service Our service is available for work in particular the installation of spare parts as well as maintenance and repair work not described in these operating instruction service wetravent com Observe the following when returning pumpmotor unit The pump motor unit must be delivered complete i e not dismantled The pump motor unit may not present a danger to the workshop personnel Each pump motor unit on delivery to the workshop must be accompanied with a fully completed Statement on health safety and on the protection of the environment The original rating plate of the pump motor unit must be properly mounted intact and legible All warranty claims are voided for pump motor units delivered for a damage expertise without the original rating plate or with a destroyed Original rating plate In case of warra
28. rvice necessary Impeller defective Replace impeller Service Rolling bearing on drive Replace motor bearing or vacuum service motor side or vacuum pump compressor bearing pump compressor side defective Protective motor Winding short circuit Have winding checked Electrician switch trips when a is Motor overloaded Reduce throttling al mae Throttling does not switched on egen eification on Clean filters mufflers and connection pipes if Service Power g S necessary al consumption too rating plate high Compressor is jammed See fault Motor does not start humming Service noise with cause Impeller is jammed Pump motor unit Leak in system Seal leak in the system Operator does not generate any or generates insufficient Incorrect frequency on Correct frequency Electrician eh pump motor units with difference frequency converter Shaft seal defective Replace shaft seal Different density of Take conversion of pressure values into Service pumped gas account Inquire with Service Department Change in blade profile Clean impeller check for wear and replace if Service due to soiling necessary Wrong direction of Reverse direction of rotation by interchanging Electrician rotation two connecting leads Abnormal flow Flow speed too high Clean pipes Use pipe with larger cross Operator noises section if necessary Muffler soiled Clean muffler inse
29. sen Germany English service wetravent com www wetravent com e Tel 0049 0 7158 98 775 97 BA_Nr BAVR venetus Version V2 0 English mmm WETRAVEN 4 UFTTECHNIK High pressure fan VRH Designed for V belt drive VRH_class G Type VRH100_G VRH400_G including base plate Einheit Benennung rundplatte iemenspannvorrichtung otorflansch m Fu agergeh use icherungsring illenkugellager ntriebswelle NS agerdeckel enkkopfschraube IN 7991 chskantschraube Sechskantschraube F cherscheibe DIN 933 DIN 6798 t ck St ck ederring echskantschraube nsaugschutzgitter cherscheibe echskantschraube St ck St ck St ck 4 IN 6798 IN 933 DIN 6885 A N 0 wim NITIN NINIT NIT AB BAHN ERBARRBERABREHHERHGHE 3 81513 ZE al lz bd Slo Ir Ir elela an dE OU gei iel 8183 151 8 IRRE a lo lela 5 la plell SEHE D JHE 3 BBL D olo gjg ziz wj D ejN co NIN CO a gt ES iemenschutz ederring nnensechskantschraube nin A D an Hi SO 4026 DIN 933 DIN 985 DIN 125 1 gt r Unterlegscheibe NINN NIN NNO DOO aa Ian To Io LD VIVII V VV o V anan ep leg leg leg Der er ber j erir jer Der eg eg Ir Ir Ir Ir II leg leg ep lee leg leg leg lee lee leg leg E Da I I 13 12 1 13 13 13 ya 13 13 I Ei ejojoroye EIEIE IE JE Ic vaya ye 2 12 1212 12 19 12 12 19 19 12 12 12 19 12 19 12 Q 912121912 2 121219 12 12 12 19 12 IA I
30. t must be installed so that accidental touch of its surface is not possible Cover the pump motor unit with a suitable touch protection e g perforated plate cover or wire cover Danger of injuries from flying parts Select installations so that parts that are thrown out through the grate if the external fan breaks cannot hit persons A A Danger of overheating due to hot surface of pump motor unit High temperatures can occur on the surface of the pump motor unit Temperature sensitive parts such as lines or electronic components may not come into contact with the surface of the pump motor unit Carry out the following work to install the pump motor unit Installation and securing Attachment of the included loose muffler if necessary Attachment of threaded flange or hose flange available as accessories for the connection of inlet or discharge pipe to the fan housing connections Electrical connection Connection of inlet and discharge connection to the system WETRAVENT Lufttechnik DA Nr BAVR venetus Version V2 0 USA Albstrasse 10 D 73765 Neuhausen Germany English CDN IRL AUS e service wetravent com www wetravent com P A e l A e Tel 0049 0 7158 98 775 97 N A WETRA SS 5 1 Installation A For an installation that differs from the following specifications it is necessary to inquire with the Service Department Ambient conditions The pump
31. taken Danger of damage Indicates a potentially hazardous situation which may result in property damage if the corresponding measures are not taken Indicates a possible disadvantage i e undesirable conditions or consequences can occur if the corresponding measures are not taken Indicates possible advantages if the corresponding measures are taken tip x d WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 Albstrasse 10 D 73765 Neuhausen Germany English service wetravent com www wetravent com e s Tel 0049 0 7158 98 775 97 WETRAYERT LUFTTECHNIK 1 2 General safety precautions Improper use of the unit can result in serious or even fatal injuries All work on and with the pump motor unit transport installation operation shut down maintenance disposal may only be carried A out by trained reliable expert personnel operation shut down maintenance disposal wear personal safety equipment safety helmet protective gloves safety shoes A A Hair and clothing can be pulled into the unit or caught and wound up moving parts Do not wear long loose hair or wide loose clothes Use a hair net Electrical danger Before beginning work on the unit or system the following measures must be carried out A A Deenergize Secure against being switched on again Determine whether deenergized Ground and short circuit Cover or block off adjacent energized parts Electrical danger D
32. ting direction of rotation 8 Drive motor 9 Fan quard over external fan 10 Terminal box Be esch WETRAVENT Lufttechnik BA_Nr BAVR venetus Version V2 0 CDN IRL AUS USA Albstrasse 10 D 73765 Neuhausen Germany English service wetravent com www wetravent com i r Tel 0049 0 7158 98 775 97 WETRAYERS LUFTTECHNIK 1 Safety 1 1 Definitions To point out dangers and important information the following signal words and symbols are used in these operating instructions 1 1 1 Safety alert symbol A The safety alert symbol is located in the safety precautions in the highlighted heading field on the left next to the signal word DANGER WARNING CAUTION Safety precautions with a safety alert symbol indicate a danger of injuries Be sure to follow these safety precautions to protect against injuries or death Safety precautions without a safety alert symbol indicate a danger of damage 1 1 2 Signal words JIN DANGER A WARNING amp 9 von Danger of injuries Indicates an imminently hazardous situation that will result in death or serious injury if the corresponding measures are not taken Danger of injuries Indicates a potentially hazardous situation which could result in death or serious injury if the corresponding measures are not taken Danger of injuries Indicates a potentially hazardous situation which may result in minor or moderate injury if the corresponding measures are not
33. use the VR_venetus in applications other than industrial applications unless the necessary protection is provided on the system e g guards suitable for children s fingers to use the device in rooms in which explosive gases can occur if the VR_venetus is not expressly intended for this purpose to extract to deliver and to compress explosive flammable corrosive or toxic fluids unless the VR_venetus is specifically designed for this purpose Any unauthorized modifications of the VR_venetus are prohibited for safety reasons The operator is only permitted to perform the maintenance and service work described in these operating instructions Maintenance and servicing work which goes beyond this may only be carried out by companies which have been authorised by the manufacturer ask the WETRAVENT service department for details WETRAVENT Lufttechnik Albstrasse 10 D 73765 Neuhausen Germany service wetravent com www wetravent com Tel 0049 0 7158 98 775 97 N A WETRAFER 3 Technical data 3 1 Mechanical data See rating plate Minimum distances Minimum distance to fan guard for sucking in cooling air O S i 2 2 3 8 kW paw 3 2 Electrical data See rating plate 3 3 Operating conditions WETRAVENT Lufttechnik D 73765 Neuhausen Germany Temperatures Rating plate Temperature of pumped gases max permissible temperature 45 Nominal value 15 Te
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