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12 | Repair

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Operating instructions CMVpro 125-400 ATEX | Version 1-en

12.9

Hub seal (option) replacement

Conditions:

• Impeller has been removed

_

 Chap. 12.5 [

}

 70].

Procedure:

1.

Remove hub seal from seal
casing using tweezers (see
detail).

2.

Lubricate new hub seal:
Saturate bearing surface of
motor shaft with Teflon
spray.

3.

Insert new hub seal in seal
casing.

• Order the hub seal as a

wear part in a timely
manner.

4.

Assemble fan

_

 Chap. 12.5 [

}

 70], mount-

ing instructions.

Fig. 41: 

Inserting hub seal

Содержание CMVpro 125-400 ATEX

Страница 1: ...Operating instructions CMVpro 125 400 ATEX Centrifugal fan Your point of contact Version 1 en 11 2021 Colasit Representative Street Location...

Страница 2: ...ocument identification Translation of the original German operating instructions Colasit TD 000828 Contact information Manufacturer COLASIT AG Faulenbachweg 63 CH 3700 Spiez E mail info colasit ch Pho...

Страница 3: ...sonnel 16 2 3 5 Maintenance personnel 16 3 Essential safety instructions 17 3 1 Notation of safety instructions 17 3 2 Personal protective equipment 18 3 2 1 Personal protective equipment for potentia...

Страница 4: ...or forklift 35 7 Mechanical installation 36 7 1 Safety instructions 36 7 2 Installation location requirements 36 7 3 Splinter protection check proper mounting 37 7 4 Vibration absorbers mounting 38 7...

Страница 5: ...3 Conduct test run 57 10 Operation 59 10 1 Safety instruction 59 10 2 Operating instructions 59 10 3 Outside cleaning 59 11 Maintenance 60 11 1 Safety instructions 60 11 2 Maintenance table 61 11 3 Ma...

Страница 6: ...f contents 6 88 Operating instructions CMVpro 125 400 ATEX Version 1 en 13 4 Disposal instructions 78 14 EU Declaration of conformity 79 15 ATEX Declaration of Conformity 80 15 1 ATEX test report 82 I...

Страница 7: ...tructions in the event that they go missing or to replace il legible or missing pages Design notes For the sake of simplification in these operating instructions the company Colasit AG is referred to...

Страница 8: ...ry Operating instructions for the electric motor ATEX declaration of conformity for ATEX components partly contained in separate operating instructions Operating instructions for devices or equipment...

Страница 9: ...ties as well as material damage Special care is therefore to be taken to en sure that the fan is in technically sound condition and that it is used as intended 2 2 1 Intended use The fan is intended e...

Страница 10: ...ral chemical substances The named importer or the manufacturer confirms the resistance of the fan to these chemical substances in the order confirmation or the speci fication sheet which is an associa...

Страница 11: ...peller hub operate the fan at a negative pressure or use a hub seal The fan must be equipped with vibration absorbers _ Chap 7 4 38 Observe the permissible vibration limits according to standard value...

Страница 12: ...hat cre ate an objectionable condition in terms of safety Prohibited configurations of the frequency converter Removal of components or tampering with components that ensure safe and proper function o...

Страница 13: ...ecognized technical safety regulations Residual risks nevertheless re main They are indicated by safety instructions in these operating instructions and require the user to proceed with caution Explos...

Страница 14: ...documentation of zones or definition of the equipment category in the system installation Operate the fan only in zones for which the fan is approved Comply with the minimum safety and health protect...

Страница 15: ...ccupational knowledge qualifications and autho rizations for operating the necessary lifting and transport devices Are trained in the proper application of lifting and load handling attach ments Are k...

Страница 16: ...ler If operating personnel are necessary the operator _ Chap 2 3 1 14 of the system is to determine the required education and qualifications for operating and outside cleaning of the fan _ Chap 10 59...

Страница 17: ...esult in death or serious injury Serious injuries WARNING Risk of injury due to Outcome of the danger upon noncompliance Conditions for prevention of the danger u Measures for prevention of the danger...

Страница 18: ...ity during transport operations Close fitting industrial safety clothing with low tear resistance for protection against introduction into rotating machinery Hardhat to protect the head from falling o...

Страница 19: ...ce following impeller breakage sharp corners or edges Serious injuries due to debris being launched out Crush cut strike eye or other injuries Operation in a manner other than intended e g regarding t...

Страница 20: ...suitable fire extinguishers Observe the safety instructions on the fire extinguisher 3 4 1 Danger due to electromagnetic interferences Observe the following safety and hazard instructions if the fan...

Страница 21: ...least IP 20 according to DIN EN 60529 3 6 Thermal hazards CAUTION Risk of burn due to contact with hot surfaces Burns to unprotected body parts The fan housing and support can reach temperatures over...

Страница 22: ...ffects u Wear suitable personal protective equipment u Observe the Safety Data Sheet s of the conveyed medium u For leaking condensate neutralize immediately wipe up and dispose of in accordance with...

Страница 23: ...conveyed medium according to the Safety Data Sheet 5 Safeguard the hazardous area 6 Fight small incipient fires only with fire extinguishers approved for low volt age electrical equipment and the conv...

Страница 24: ...es T3 or T4 Parameters and limit values according to technical data sheet In addition to these operating instructions additional ATEX information on the design and operation of fans is available from...

Страница 25: ...I Equipment group 2 3G Equipment category inside 2 outside 3 the fan for gaseous conveyed media G Ex h Explosion protection Ex through protection type h Explosion protection through design safety IIB...

Страница 26: ...otor shaft C from contact with the conveyed medium 5 Impeller in zone compliant ATEX execution Backward curved impeller blades balanced balancing quality G6 3 according to ISO 21940 11 6 Casing in zon...

Страница 27: ...y not be exceeded Vitesse maximale d utilisation ne d passer 2 5 1 4 Ambient 3 Fig 3 Signs and warning symbols on the fan 1 Automatic start up warning sign 4 Electric motor nameplate 2 Maximum speed w...

Страница 28: ...and pre vents operating faults Designed for permissible fan vibration according to ISO 14694 Fig 4 Vibration absorbers for floor and wall mounting Vibration absorbers for ceiling mounting Required acc...

Страница 29: ...en fan connection and ductwork _ Chap 7 8 41 Fig 6 Sleeve installation locations 5 3 3 Sleeves with flange Required accessory for fans with flange con nections Wellflex sleeve made of electrically con...

Страница 30: ...y In zone compliant ATEX execution For removal of voltage on all phases before maintenance and repair work Can be locked in the OFF position with a cus tomer supplied padlock Note The isolation switch...

Страница 31: ...n _ Chap 8 3 47 Fig 12 Potentiometer with frequency converter example 5 3 9 Wall bracket Required accessory for wall mounting Executions See accessories for the CMVpro 125 400 on the manufacturer s we...

Страница 32: ...cking inlet connection and or to the blowing outlet connection Entry protection as well as protection against in filtration of contamination and foreign objects IP20 degree of protection NOTICE Protec...

Страница 33: ...y _ Chap 6 5 1 34 Exception The lifting eye bolt on the electric mo tor is not an attachment point for transport u Do not place slings on sharp edges or corners and do not knot or twist them u The tra...

Страница 34: ...lows Covered dry and dust free location Protect from sun weather and condensation Storage temperature 10 C to 50 C with max 50 humidity Measures for longer intermediate storage After every 3 months of...

Страница 35: ...ransporting fan with chain sling To transport an unpacked fan use a two leg chain sling Hang chain sling as illustrated in the two large holes in the support WARNING Do not lift the fan by the lifting...

Страница 36: ...y suitable means u Immediately following completion of mounting work remove all braces sup ports etc WARNING Risk of injury due to escape or inflow of a conveyed medium with the ability to cause adver...

Страница 37: ...distance at the installation site for the fan cowl of the electric mo tor must be larger than one fourth the diameter Y of the fan cowl 7 3 Splinter protection check proper mounting 2 1 Check proper...

Страница 38: ...ice life Missing or improperly sized vibration absorbers lead to damage of the mo tor impeller and installation site u Always mount fan with suitable vibration absorbers Mount suitable vibration absor...

Страница 39: ...nchors according to supplier s instructions 3 Fix vibration absorbers to anchoring elements 4 Set fan on vibration absorbers and fasten tightly 7 6 Wall mounting DANGER Risk of injury due to fan falli...

Страница 40: ...t 5 Set fan on vibration absorbers and align and fasten per dimension H of the following table Fig 25 Mounting position on the wall bracket Series mm 1 2 3 4 5 6 CMVpro 125 L 500 500 500 500 500 500 H...

Страница 41: ...hole pattern dimensioning of the support 2 Install anchoring elements anchors according to supplier s instructions 3 Fix vibration absorbers to anchoring elements 4 Fasten fan to vibration absorbers t...

Страница 42: ...the fan connection 3 Observe the permissible distance X see detail view Standard X 30 40 mm Wellflex from conductive material X 100 110 mm overlap ductwork end 30 mm each side 4 Push the sleeve onto t...

Страница 43: ...as a retrofit an opening for the casing drain shall be cut in the splinter protection Weld drain pipe outer diameter 20 mm to casing drain type V _ Chap 5 3 5 30 Connect drain pipe to siphon 7 9 1 Si...

Страница 44: ...mensioned or not filled with water there is a risk that false air will be sucked in Ensure functionality of the siphon It is imperative to fill it with water before placing in service or after an ext...

Страница 45: ...e trip hazard with floor markings WARNING Risk of electrical shock due to electrostatic charge Subsequent injuries due to response upon being startled As a precaution take protective measures against...

Страница 46: ...urrent on the nameplate If a frequency converter FC is used clarify whether integrated motor protection functions allow for fan operation without an additional motor protection switch The FC is to be...

Страница 47: ...values of the power system operator for direct start up of three phase motors 8 3 Instructions for frequency converter FC use DANGER Risk of injury due to impeller explosion Serious injuries due to de...

Страница 48: ...ury by electric shock After the fan has been switched off dangerous residual voltage is still present in the frequency converter u The operating instructions of the frequency converter provide informa...

Страница 49: ...be connected directly 1 to the electrical mains or can shall be operated with a FC The FC is either directly attached to the electric motor 2 order option mounted on the fan support 3 order option or...

Страница 50: ...n the motor nameplate or additional nameplate _ Chap 5 2 27 u Enter frequency and current limit according to manufacturer specifications u Enter the acceleration and braking times with regard to the f...

Страница 51: ...as well as the corresponding grounding concept 1 If possible connect the cable shield of the motor connection cable directly to the FC output with a grounding bar 2 Install the isolation switch in the...

Страница 52: ...ese grounding connections on the fan are installed by the manufacturer or distributor before delivery 8 5 Connecting the electric motor This chapter describes the direct connection of a three phase mo...

Страница 53: ...the cable connection DANGER Establish an electrically safe work condition before beginning work Connect the connection cable to the motor protection switch fuses and the isolation switch Ensure correc...

Страница 54: ...8 6 Mounting motor cover After completion of the electrical installation work an optional motor cover can be installed on a fan mounted outdoors _ Chap 5 3 10 31 Fig 34 Mounting motor cover Fasten th...

Страница 55: ...88 Check and record important FC parameters and settings Maximum output frequency V f characteristic curves acceleration and braking times _ Chap 8 3 47 If required for control and placement in servic...

Страница 56: ...and cause serious injuries and material damage Do not remove ice from the fan forcibly or with chemical deicers u An electrician is responsible for energization of the fan 9 2 Carrying out placement...

Страница 57: ...gger a protective function 9 2 3 Conduct test run Run the fan at the designated operating point for at least 1 hour At the beginning of the test run Check for irregular running unusual vibration or no...

Страница 58: ...rent draw of the electric motor Vibration measurement Check leak tightness of the sleeves Measure temperature of the electric motor and compare with information in the technical data sheet or on the n...

Страница 59: ...ons to take in the event of a malfunction 1 Shut the fan down and inform supervisory personnel 2 In case of emergency immediately carry out emergency measures _ Chap 3 10 22 3 Shut down system compone...

Страница 60: ...itch with a personal padlock to prevent unauthorized energization until completion of the maintenance work Hang tag on isola tion switch u In a potentially explosive atmosphere only use tools and equi...

Страница 61: ...ry _ Chap 11 3 3 62 X Annual inspection _ Chap 11 3 4 62 X Checking of electrical components by electrician X Or before placement in service after an extensive downtime period An hour meter is helpful...

Страница 62: ...3 62 Replace damaged impeller immediately Use only genuine spare parts 11 3 3 Inside cleaning NOTICE Risk of damage due to aggressive cleaning agents and sharp cleaning tools Damage to plastic surfac...

Страница 63: ...c motor _ Chap 12 7 73 The motor bearings are lifetime lubricated _ Chap 2 2 3 12 For information on the bearing service life see the operating instructions of the electric motor Check hub seal option...

Страница 64: ...ng work u An electrician is responsible for energization of the fan u Explosion protection testing is to be conducted before the fan is put back in service 12 2 Fault table Identify and rectify fan fa...

Страница 65: ...ge Improper setting of motor characteristics start stop ramps ac celeration braking time FC display check rele vant parameters Set parameters prop erly _ Chap 8 3 2 50 FC error mes sage No ac celerati...

Страница 66: ...Strong vibra tion Deposits on impeller imbalance Visual inspection vi bration measurement Clean impeller _ Chap 11 3 3 62 Balance impeller _ Chap 5 1 26 Adjust cleaning inter val Damaged or mal forme...

Страница 67: ...nts anchors Overheating of electric motor Bearing or winding damage Auditory inspection current draw measure ment winding mea surement Repair or replace elec tric motor _ Chap 12 7 73 Impeller stiff o...

Страница 68: ...en impeller and inlet cover Determine grinding point Check with feeler gauge Remove deposits or foreign objects _ Chap 11 3 3 62 Impeller defect Visual inspection Replace impeller _ Chap 12 5 70 Audib...

Страница 69: ...and wear parts from customer service see title page with the following information Type classification of fan according to nameplate or technical data sheet Desired quantity Specific designation of th...

Страница 70: ...prepared for repairs _ Chap 12 4 69 Procedure Remove splinter protection Remove snap hooks Loosen fastening screws on inlet cover Carefully remove inlet cover from casing NOTICE The sealing ring can...

Страница 71: ...motor shaft and impeller hub before mounting Insert hub adapter with inserted key into the impeller from the outside Push the impeller onto the motor shaft as far as it will go The impeller posi tion...

Страница 72: ...Disconnect grounding cable from casing _ Chap 8 4 52 Loosen and remove fasten ing screws and correspond ing wedge lock washers Nord Lock see detail from the back of the support Remove casing from sup...

Страница 73: ...t from damage Support and secure the electric motor with suitable supports Loosen mounting nuts on motor flange Move a heavy electric motor with suitable hoisting gear Use the lifting eye bolt on the...

Страница 74: ...tion u In the event of grinding noises switch the fan off immediately and arrange for repair NOTICE Risk of damage due to grinding impeller Damage to impeller u Perform measurement checks of distance...

Страница 75: ...Check fixed position of impeller on motor shaft Check impeller mobility 2 Conduct measurement according to figure 40 3 Compare measured distance X with value from table Actions for significant deviat...

Страница 76: ...d _ Chap 12 5 70 Procedure 1 Remove hub seal from seal casing using tweezers see detail 2 Lubricate new hub seal Saturate bearing surface of motor shaft with Teflon spray 3 Insert new hub seal in seal...

Страница 77: ...e fan for conveyed medium deposits that are harmful to health and the environment u Dispose of contaminated components such as casing and impeller as spe cial waste Housing and impeller can be made of...

Страница 78: ...ductwork connections Disconnect the drain pipe to the siphon from casing drain type V op tion Remove sleeves on inlet and outlet connections Loosen threaded fasteners for the vibration absorbers on t...

Страница 79: ...TEX CMVpro 400 ATEX to which this declaration refers is in conformity with the provisions of the follow ing EU directives and harmonized standards as of the date of issue stated EU Directives Machiner...

Страница 80: ...technical report 8 Colasit AG certifies compliance with the essential health and safety require ments for the design and construction of equipment and protective systems in tended for use in potential...

Страница 81: ...H2 T3 or T4 Gb Conveyed medium Zone 1 Installation site Zone 2 II 2 3G Ex h IIB H2 T3 or T4 Gb Gc Conveyed medium no Zone Installation site Zone 1 II 2G Ex h IIB H2 T3 or T4 Gb T3 or T4 according to...

Страница 82: ...au thorized in writing by the manufacturer All service and repair work shall be carried out by trained maintenance per sonnel Additional information Centrifugal fans of equipment category 3 may only b...

Страница 83: ...4 65 67 Danger to life 17 20 33 45 Degree of protection 32 Direction of rotation arrow 56 Disposable packing 34 Disposal 7 15 77 78 Disposal instructions 34 78 Drain pipe 43 Duct misalignment 41 Duct...

Страница 84: ...enance personnel 16 60 64 Maintenance switch 30 Maintenance work 12 38 60 61 64 Material damage 7 9 12 17 33 36 38 56 62 69 Minimum distance 21 37 65 Misuse 12 Motor 11 38 Motor axis 26 Motor bearings...

Страница 85: ...hooks 37 70 Spare parts 12 69 Specification sheet 8 9 10 Speed adjustment 31 Speed control 30 Splinter protection 12 22 26 37 43 44 61 63 70 Start up 19 21 Storage temperature 34 Supplier s instructi...

Страница 86: ...Notes 86 88 Operating instructions CMVpro 125 400 ATEX Version 1 en Notes...

Страница 87: ...Notes Operating instructions CMVpro 125 400 ATEX Version 1 en 87 88...

Страница 88: ...hest quality on all five continents We set our targets high to see all our projects through to success and complete every job to your complete satisfaction We combine tradition and innovation our many...

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