Aggressive media centrifugal fans Systemair PRF User manual
Contents
1. 60 0 I 70 aqueous 20 0 JO 40 0 Hydrogen sulphide Technically pure 20 Sulphuric acid Up to 40 20 Aqueous 40 60 Up to 60 20 Aqueous 40 60 Up to 80 20 Aqueous 40 60 0 0 90 aqueous 20 0 JO 40 96 aqueous 20 f 40 60 0 Sulphurous acid Saturated aqueous 20 Stearic acid Technically pure 20 Tartaric acid All aqueous 20 Trichloroacetic acid 20 Turpentine Normal concentr 20 0 0 Benzyl alcohol Technically pure 20 0 Ethanol 96 20 I Technically pure 40 60 0 Methyl alcohol All 20 Acetaldehyde Technically pure 20 0 Chrome alum Aqueous 20 Page 4 of 14 MA Systemair Resistant Not resistant O Partially resistant REAGENT CONCENTRATIONS TEMP C PVC PP PE PVDF Ammonia Technically pure 20 Gaseous 40 60 J0 Acetic anhydride Technically pure 20 l Sulphur dioxide 20 J0 Aniline Technically pure 20 0 10 Liquid anti freeze Technically pure 20 REAGENT CONCENTRATIONS TEMP C PVC PE PVDF Petrol Traces of lead and 20 0 aromatics 40 60 0 I Pot2. Add weights to the base to increase stability A Systemair Page 12 of 14 SPARE PARTS TABLE 1 MOTOR 4 WHEEL 2 MOTOR SUPPORT 5 OGIVE 3 DISK MOTOR SUPPORT 6 VOLUTE MOULDED WARNING always use original spare parts from the manufacturer Indicate clearly the ID number of the part required and the type of fan W Systemair Page 13 of 14 CLEANING REQUIRED LEVEL OF EXPERTISE Expert worker with machinery experience and safety training HAZARD WARNINGS The only risks which may occur come from not following the instructions contained in the manual or not wearing adequate safety clothing PREVENTIVE MEASURES Turn off the electric power supply Drain off condensation in the hood RECOMMENDED PRODUCTS Use compressed air alone if the fan is used to transport air in the presence of gas vapours which do not contain suspended particles If the fan is used in an environment with vapours from special chemical substances consult the chemicals safety data sheets to see which cleaning products they recommend PROCEDURE 1 Stop the fan and cut the electrical power supply off 2 Access the casing by dismantling it as described in section assembly and dismantling 3 Clean the parts of the casing and the impeller using compressed air or the specific products recommended for air in the presence of gas vapours 4 Reassemble the casing as described in section assembly and dismantling 5 Restart the fan if necessary DISM
3. Ammonium 10 aqueous 20 sulphate Tetrachloroethane Technically pure 20 0 O Lead tetraethyl Technically pure 20 Tetrahydrofuran Technically pure 20 O j 0 Toluene Technically pure 20 0 0 Trichloroethane Technically pure 20 0 0 Trichloroethylene Technically pure 20 10 Triethanolamine Technically pure 20 0 Urea Up to 30 aqueous 20 t Vaseline Technically pure 20 0 0 Xylene Technically pure 20 Sulphur Technically pure 20 0 Page 6 of 14 W Systemair Page 7 of 14 DESCRIPTION OF ACCESSORIES The following accessories are available for the fan on request Antivibration joints reduce vibration which could be transmitted to the ventilation ducts Shock absorbers reduce vibration which could be transmitted to the fan base Butterfly valves regulate the airflow in the ducts Ducts used to connect the fan to the system Condensation plug discharges condensation forming inside the casing Bends and reductions join stretches of ductwork together DESCRIPTION OF SAFETY DEVICES The fan has no active safety devices because it is designed to be part of a system which regulates its power supply and function ENVIRONMENTAL LIMITS The fan may be installed in an environment at a temperature of between 20C and 40C at an altitude of more than 1000 metres above sea level POSSIBLE HAZARDS The fan must be transported as it i
4. LEVEL OF EXPER TISE ds son Dae 9 RECOMMENDED PRECAUTIONS hr tento 9 PROCEDURE essai A E O 9 aaien ie eegene ee 9 m 10 REQUIRED LEVEL OF 1 re eee pie He ei ir adan 10 PREVENTIVE MEASURES et dpt taie qu eR EE 10 PROC e 10 BHEPAIBS A A 11 REQUIRED LEVELOF EXPERTISE o idein EE 11 PREVENTIVE MEASURES EE 11 ele 11 SPARE PARTS Ee etre ete ba bee EE tei folc 13 GLEANING E 14 REQUIRED LEVEL OF EXPERTISE petet eege 14 HAZARD EE 14 SE ER EE 14 Ee RRE RE 14 PROCEDURE a a a E EE 14 e aE E E Eegen 14 e TER Ee 14 PARTS ELEMENTS AND SUBSTANCES THAT REQUIRE SPECIAL PROCEDURES 14 ASSEMBLY AND DISMANTLING rro nri rra ie oc i ix reci c 15 REQUIRED LEVEL OF EXPERTISE isis mede pibe tutup 15 RECOMMENDED PHEGCAUTIONS ierit aiti ai ee el De 15 eeler RTE 15 REMOVAL FROM COMMISSION ER 15 REQUIRED LEVEE TR 15 RECOMMENDED PRECAUTIONS 15 PROC U E ssec eege 15 A Systemair Page 2 of 14 GENERAL INFORMATION HAZARD WARNINGS Never put your hands or any other part of your body into the fan casing Never remove take off modify or
5. in any other way interfere with the protective devices LIMITATIONS OF USE The fan has been designed and built to transport air in the presence of corrosive gas vapours at temperatures between 15C 70C The concentration limits for transporting corrosive substances are given below WARNING THE PRODUCTS IN THIS MANUAL ARE NOT SUITABLE FOR USE IN POTENTIALLY EXPLOSIVE ATEX ENVIRONMENTS FOR USE IN POTENTIALLY EXPLOSIVE ATEX ENVIRONMENTS ATEX CERTIFIED FANS OF A SUITABLE CATEGORY FOR THE ZONE CLASSIFIED SHOULD BE PURCHASED FROM SYSTEMAIR GMBH Important The following list has been made to the best of our knowledge and is a recommendation only The examination of the media to be transported is under the responsibility of the system operator We do not recommend to select material combinations with a O in properties The standard casing is manufactured from PE the standard impeller is manufactured from PP The material of the impeller is the indicator for the selection I Systemair Resistant Not resistant O Partially resistant REAGENT CONCENTRATIONS Pd PE PVDF Ammonium All aqueous 20 It acetate 40 IE 60 Butyl acetate Technically pure 20 0 Ethyl acetate Technically pure 20 40 0 Vinyl acetate Technically pure 20 Wine vinegar Norm concentrate 20 acetone Technically pur
6. those on the base Fix the structure to the base using pressure plugs or bolts depending on whether the base is in iron or cement Install shock absorbers if available Connect the supply and exhaust ducts Install fixed protection barriers in order to render the fan inaccessible under normal operating conditions If available install the condensation drain plug at the base of the casing to drain condensation Organise a system to channel and collect condensation Install protection grills to avoid contact with the fan oP co m ouo WIRING TO THE MAINS This should be carried out once the fan is in the final position the qualified electrician doing the wiring shall follow the instructions in the technical electrical documentation enclosed in the terminal block of the electric motor Operation with speed controllers The admissible type of speed controller can be taken from the documentation We recommend to use the Systemair range RTRE and RTRD in case speed control by transformer is chosen All motors which are speed controllable by reduction of voltage are equipped with motor protection by thermal contacts Three phase motors shown as speed controllable can be operated with frequency inverters The frequency inverter has to be equipped with an all pole sine filter earth earth and earth phase Three phase motors shown as single speed motors can be operated with standard frequency inverters All single speed three phase motors are
7. ANTLING HAZARD WARNINGS Mainly due to the fact that some parts of the fan are heavy PARTS ELEMENTS AND SUBSTANCES THAT REQUIRE SPECIAL PROCEDURES All fan parts should be correctly disposed of Each part component or group of components should be grouped together by type Procedures and equipment used must conform to legislation current at the time of dismantling I Systemair Page 14 of 14 ASSEMBLY AND DISMANTLING REQUIRED LEVEL OF EXPERTISE The operations described in the present section are referred to in several other sections of the manual The level of expertise required is specified at the beginning of each appropriate reference section RECOMMENDED PRECAUTIONS A WARNING follow the instructions detailed in this section A WARNING wear adequate protective clothing OO PROCEDURE DISMANTLING Turn the fan off and cut off the electrical power supply Detach the fans inlet and outlet ducts Unscrew the bolts which anchor the casing to the base structure and place the casing on the ground Unscrew the bolt which anchors the impeller to the electric motor shaft Remove the impeller and place it on the ground Unscrew the bolts which anchor the electric motor and place the motor on the ground ASSEMBLY Screw in the bolts that anchor the electric motor Assemble the impeller on the electric motor shaft Screw in the bolts that anchor the impeller to the electric moto
8. EC SCHEDULING OR CRITERIA Replacement of electric motor bearings and gear 30 000 hours support if installed WARNING This operation may only be carried out by personnel authorised by the manufacturer W Systemair Page 10 of 14 REPAIRS REQUIRED LEVEL OF EXPERTISE CODE DESCRIPTION Authorised manufacturer s personnel only 2 Customers personnel with technical training Nm Customer s personnel with technical training who have been trained for the specific maintenance involved PREVENTIVE MEASURES A WARNING place several visible REPAIRS placards around the area before carrying out repairs A WARNING wear adequate protective clothing PROCEDURE The following table shows A description of the problem the commonest malfunction symptoms Possible causes of damage Proposed solutions Who should intervene SYMPTOMS CAUSE SOLUTIONS Reduced air volume clogged and or inlets Clean ducts and cones check inlet normal rotation speed blocked positioning Inverted rotation Check connection sense on the electric motors terminal block Impeller clogged Clean impeller through the dedicated hatch when the fan is not connected Insufficient rotation speed Check power supply tension and connections to the terminal motor block Excessive air volume Rotation speed Clean ducts and cones check inlet positioning Check rotation direction check any particular conditi
9. W Systemair Systemair GmbH Seeh fer Str 45 D 97944 Windischbuch Phone 49 0 7930 9272 0 49 0 7930 9272 92 PRF Anleitungen zu Versand Montage Inbetriebnahme und Wartung von Industrieventilatoren f r Umgebungen in denen aggressive Gase Dampfe vorhanden sein k nnen Instructions for shipping mounting initial operation and maintenance of industrial fans for environments where corrosive gas vapours may be present Instruktioner f r leverans montering uppstart och underh ll av industriflaktar f r milj er dar fr tande gas angor kan finnas Instru es de embalagem instala o arranque e manuten o de ventiladores industriais para ambientes contendo gases vapores corrosivos IN 16 30 44 INDEX GENERAL INFORMA TION Ss Eur eR ens eorr eesse taseen aerias 3 HAZARD WARNINGS eret Str te tet ren In d o nog dte Sc e 3 LIMITATIONS e 3 DESGRIPTION OF ACGESORHIES titer e EE 8 DESCRIPTION OF SAFETY Eegenen Seege deeg 8 ENVIRONMENTAL EE 8 TRANSPORTATION is ccesesuessndso sce co ces ves sas anus a uua Cone sadi o aen 8 POSSIBLE HAZARDS xe tem qi ep eie t dud a usa edat ac 8 RECOMMENDED PRECAUTIONS inua niana an ee 8 INSTALLATION ee e r aae d e eia E EE NAE 9 INSTALEING eege ee eege 9 REQUIRED
10. assium Saturated aqueous 20 bromate Borax All aqueous 20 I Liquid bromine Technically pure 20 t Butadiene Technically pure 20 Gaseous butane Technically pure 20 Cyclohexane Technically pure 20 Chlorine Technically pure 20 0 Chlorobenzene Technically pure 20 0 Chloroform Humid 97 gaseous 20 JO It Ethylene chloride Technically pure 20 0 0 1 Chloromethane Technically pure 20 0 Vinyl chloride Technically pure 20 t dichlorotulene Technically pure 20 10 Dimethylamine Technically pure 20 0 0 1 4 dioxane Technically pure 20 10 0 Dioctyl phthalate Technically pure 20 0 Ethane Technically pure 20 Ether Technically pure 20 O Ethyl benzene Technically pure 20 0 Ethylediamine Technically pure 20 0 t Phenol Up to 10 aqueous 20 Dry fluorine Technically pure 20 0 J fe Ammonium 50 aqueous 20 1 fluoride Formaldehyde 40 aqueous 20 Sodium phosphate Aqueous saturated 20 It cold Phosgene Technically pure 20 0 Diesel fuel 20 O Glycerine Technically pure 20 Hydrogen Technically pure 20 Ammonium Aqueous saturated 20 0 hydroxide cold lodine 20 I Sodium iodide Aqueous 20 Calcium Aqueous saturated 20 t hypochlorite cold Sodium 12 5 active 20 0 JO hypochlorite chlorine aqueous Isoctane Technically pur
11. e 20 Acetic acid Technically pure 20 0 l Glacial 40 60 Aqueous boric acid All aqueous 20 l 40 Hydrobromic acid 50 Aqueous 20 Citric acid 10 Aqueous 20 40 60 Chloric acid 10 Aqueous 20 20 Aqueous 20 Hydrochloric acid 10 Aqueous 20 I 40 I It 60 10 up to 30 aqueous 20 40 10 60 10 30 20 40 10 60 Chromic acid up to 50 aqueous 20 0 40 Hydrofluoric acid 50 Aqueous 20 70 Aqueous 20 Fluosilicic acid 32 aqueous 20 Formic acid up to 50 aqueous 20 I It 40 60 O Page 3 of 14 I Systemair Resistant Not resistant O Partially resistant Saturated cold REAGENT CONCENTRATIONS TEMP C PVC PP PE PVDF Aqueous phosphoric 50 Aqueous 20 anid 85 Aqueous 20 o l l b 40 60 0 Phthalic acid Saturated aqueous 20 40 Glycolic acid 37 aqueous 20 Lactic acid 10 aqueous 20 40 It Maleic acid Aqueous saturated 20 cold Nitric acid Up to 40 20 0 0 Aqueous 40 60 0 f 65 aqueous 20 0 0 J 40 0 100 20 l l Oxalic acid Aqueous 20 saturated cold Perchloric acid 10 aqueous 20 40
12. e 20 t t Mercury Pure 20 Methane Technically pure 20 Page 5 of 14 I Systemair Resistant Not resistant 0 Partially resistant CHEMICAL AGENTS BEHAVIOUR REAGENT CONCENTRATIONS PVC PP PE PVDF Methyl hexyl Technically pure 20 0 ketone Naphta 20 0 0 I 40 0 I Naphtalene Technically pure Ammonium nitrate 1096 aqueous 20 t Sodium nitrate Aqueous saturated 20 cold Nitrotoluene Technically pure 20 Oleum 10 SO 20 Jl Lubricant oils 20 10 Olive oil 20 Paraffin oil 20 Silicon oil 20 t Sodium oxalate Aqueous saturated 20 J cold Ethylene oxide Technically pure 20 10 Oxygen Technically pure 20 60 0 0 0 Ozone In the air up to 2 20 0 0 Perchloroethylene_ Technically pure 20 0 0 Potassium Aqueous saturated 20 I permanganate cold Hydrogen peroxide 20 aqueous 20 t 40 I 60 O 90 aqueous 20 To 1 Petroleum Technically pure 20 I 40 10 60 0 jO Propane Technically pure 20 IA J liquid Sodium silicate All aqueous 20 Caustic soda 50 aqueous 20 0 40 JO 60 O Ammonium 10 aqueous 20 0 sulphate 40 0 60 O
13. equipped with a cold conductor for motor protection Warranty The Systemair warranty covers the complete unit and only those components supplied by Systemair Components which have been added at site and have a negative influence on the fan invalidate the warranty for the complete fan Systemair reserves the right in case of a warranty claim to have the concentrations of chemicals being verified by an independent third party surveyor W Systemair Page 9 of 14 MAINTENANCE REQUIRED LEVEL OF EXPERTISE CODE DESCRIPTION Authorised manufacturer s personnel only Customer s personnel with technical training 1 Customer s personnel with technical training who have been trained for the specific maintenance involved PREVENTIVE MEASURES WARNING place several visible maintenance placards around the area WARNING wear protective gloves which are adequate to deal with the presence of gas vapours and any deposits WARNING wear adequate protective clothing WARNING in order to see the internal part of the casing better use a portable auxiliary lamp with a protected light bulb WARNING before carrying out maintenance ensure that the electrical supply to the fan has been interrupted and secured against re starting WARNING follow the instructions contained in the present manual PROCEDURE The following tables show e Maintenance description e Level of expertise required e Maintenance schedule OPERATION SP
14. ons of turbulence in the inlet check motor rotation speed power supply tension winding problems Air leak in the conductor Check the system and replace faulty 2 system or faulty badly components installed components or bypass register not perfectly shut Rotation speed too low Clean pipes and cones check register 2 Insufficient pressure position Inverted rotation Check wiring 2 Impeller partially blocked Check impeller condition and and or damaged installation I Systemair Page 11 of 14 SYMPTOMS Reduced performance after a period of correct function Start up problems Excessive noise Vibration CAUSE Leak in the fan casing seal and or leak in the inlet outlet ducts Excess power absorption Reduced tension power supply High number of rpms needed to obtain the performance required Faulty bearings Poorly balanced impeller or impeller knocking against the casing Poorly balanced rotating parts Unsuitable base SOLUTIONS SPEC Replace seal and check ducting Check rotation direction check any turbulence conditions in inlet check motor running speed power supply tension and winding problems Check data on the motor plate Use soundproofing and or silencers opt for a larger fan with equal performance or a fan with a minor peripheral speed Check wear and tear on bearings especially sealed bearings Check impeller balance Check balancing again
15. r shaft Screw in the bolts that anchor the casing to the base structure Attach the fans inlet and outlet ducts REMOVAL FROM COMMISSION REQUIRED LEVEL OF EXPERTISE Basic understanding of masonry and skills with a copy of this section of the manual authorised by their employer who guarantees their correct training RECOMMENDED PRECAUTIONS A WARNING follow the instructions detailed in this section A WARNING wear adequate protective clothing PROCEDURE Turn the fan off Detach the electrical power supply lines from the motor Cover the metal parts with a light coat of oil to prevent oxidization Cover the fan with a nylon dust sheet
16. s without dismantling or removing any of its parts it is therefore heavy and may have sharp protuberances The fan must be thoroughly cleaned prior to transportation in order to ensure that while it is being lifted no detritus will fall out of or off it eepe RECOMMENDED PRECAUTIONS WARNING always wear adequate protective clothing WARNING follow all the instructions given in this chapter WARNING verify that the weightlifting equipment used can bear the declared weight in the enclosed catalogue Do not approach the fan under any circumstances until it is resting on the ground and the weightlifting equipment is inactive W Systemair Page 8 of 14 INSTALLATION INSTALLING THE FAN REQUIRED LEVEL OF EXPERTISE Basic understanding of masonry and skills RECOMMENDED PRECAUTIONS WARNING follow the steps illustrated in this section accurately WARNING always wear adequate protective clothing WARNING always employ a qualified electrician to install the electrical components and wiring WARNING before wiring the fan ensure that the impeller is beyond the reach of people s arms If it is not install a protection grill and connect it to the supply and exhaust ducts gt PROCEDURE Transport the packaged fan to its installation location remove packaging Identify the anchoring screws exact position using the fan Drill the necessary holes Align the fan housing s drilled holes with
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