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Lescheider Weg 6-8 • D-53773 Hennef-Bierth • Tel. +49 2248 9173-0 • Fax -79 • www.kunststoff-mueller.de

 

   

 
 
 

 
High performance radial fans    
 
Series     
ML/ MLF/ MLT 75 and 110   

 

 

 

 

 

 

 

 

 

 

 

 

 
 
 

Operating Instructions 06/2013 

Summary of Contents for ML 110

Page 1: ...Lescheider Weg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de High performance radial fans Series ML MLF MLT 75 and 110 Operating Instructions 06 2013 ...

Page 2: ...tion Manufacturer and suppliers Declaration of conformity Subject matter of the operating instructions Symbols used Safety instructions Product description Planning use Installation and assembly Commissioning Operation Maintenance cleaning and repair Warranty Appendices A x 1 2 3 4 5 6 7 8 9 10 11 12 Ax 13 ...

Page 3: ...y within the meaning of the EU Machinery Directive 2006 42 EU Low Voltage Directive 2006 95 EU and EMC Directive 2004 108 EU 7 4 Subject matter of the operating instructions 8 5 Symbols used 8 6 Safety instructions 9 7 Product Description 11 7 1 Fan design 11 7 1 1 ML 75 and ML 110 11 7 1 2 MLF MLT 75 and MLF MLT 110 11 7 2 Fan materials 13 7 3 Proper use 13 7 4 Improper use 14 7 5 SPECIFICATIONS ...

Page 4: ...e 20 8 3 Disposal 20 9 Installation and assembly 20 9 1 Electrical connection 21 10 Commissioning 22 11 Operation 22 11 1 Troubleshooting 22 12 Maintenance cleaning and repair 25 12 1 Maintenance and cleaning 25 12 2 Carrying out maintenance work 26 12 3 Repair 27 13 Warranty 27 Appendix A 1 Check list maintenance 28 A 2 bis A 5 Performance data 30 A 6 scope of delivery 34 A 7 Notes 39 ...

Page 5: ...mbH if you have any queries Do not operate a fan if there is any doubt as to its proper condition or assembly This these fan s may only be assembled installed and operated by properly qualified persons Note the symbols used drawing attention to specific risks and supplying information on same The enclosed operating instructions for the motor must also be adhered to and are a major part hereof No l...

Page 6: ...Kunststoff GmbH Lescheider Weg 6 8 Tel 49 2248 9173 0 53773 Hennef Bierth Fax 49 2248 9173 79 Germany Internet www kunststoff mueller de 2 2 Customer Service Joh Mueller Kunststoff GmbH Lescheider Weg 6 8 Tel 49 2248 9173 0 53773 Hennef Bierth Fax 49 2248 9173 79 Germany Internet www kunststoff mueller de 2 3 Suppliers See the appendix on scope of delivery ...

Page 7: ... Machine no See Appendix A6 Relevant EU Directives Directive standard Text 2006 42 EU EU Machinery Directive Directive of the European Parliament and Council on Machinery 2006 95 EU Low Voltage Directive 2004 108 EU Electromagnetic Compatibility Directive Harmonised standards applied DIN EN ISO 12100 Safety of Machinery General Design Principles Risk Evaluation and Risk Reduction DIN EN ISO 13857 ...

Page 8: ...y frame s flange s and motor s The interfaces for the ML series are the sleeves and for the MLF and MLT series the flanges for connection to the piping system 5 Symbols used Caution Non compliance may result in injury or damage Note Important information Prohibition Danger due to electricity Hot surface Risk of crushing Risk of ingestion General instruction e g wear protective clothing Release bef...

Page 9: ...es exceeding the maximum permissible see table 4 the operator must determine and then exclude additional risks Fan RPM can be safely limited see scope of delivery in Appendix Maximum Permissible RPM Protective clothing must be worn when performing assembly repair or maintenance work on a fan Electric power connection s must be installed by a qualified electrician The motor must be electrically dea...

Page 10: ...verter or metrology equipment and the operator must then declare conformity themselves after risk analysis Fan operating temperature may not fall below the lower melting point of the medium being pumped Fluid drainage in the spiral housing must be continuous The atmosphere in the interior must not leak out e g through immersion or use of a siphon Earth the fans using the earthing points provided ...

Page 11: ...ion 1 Radial fans series ML 75 and ML 110 Item Description Item Description 1 Fan housing 5 Vibration dampers 4 pcs 2 Rotor 6 Motor 3 Clamping sleeve 7 Bushing pressure side with pipe clamp 4 Fan block 8 Bushing suction side with pipe clamp Table 1 Details of ML 75 and ML110 Ex fan illustration 1 7 1 2 MLF MLT 75 and MLF MLT 110 Illustration 2 Radial fan series MLF 75 ...

Page 12: ...illustrations 2 3 and 4 Joh Mueller Radialventilatoren series ML MLF and MLT are radial fans with suction on one side Gaseous media are sucked in axially to the drive axle redirected by rotor movement by 90 degrees and radially expelled The fans in series ML MLF and MLT 75 110 consist of housing rotor and drive motor They are supplied with direct drive as standard design D with the rotor directly ...

Page 13: ...t bushing as standard Data on radial fans supplied including drive motor s is contained in Appendix A6 7 2 Fan materials The permissible total temperatures of the thermoplastics used are as below Plastic Temperature range min max Plastic Temperature range min max PVC 0 C to 50 C PE 20 C to 60 C PP PPS 20 C to 70 C PVDF 10 C to 100 C Table 3 Temperature range of the plastics used The total temperat...

Page 14: ...emperatures exceed those above the operator must check the explosion parameters of the explosive atmosphere and determine the risks involved in order to avoid or prevent same 7 4 Improper use The radial fans of the ML MLF MLT 75 and 110 Ex series may not be used in areas at risk of explosion classified as Zone 0 or 1 or 2 and may not be installed in said zones They are not suitable for pumping dus...

Page 15: ...toff mueller de 15 36 7 5 SPECIFICATIONS 7 5 1 ML 75 and ML 110 Type D L l B B1 H h a b m d Max kg ML 75 160 89 150 95 285 125 90 82 51 7 8 ML 110 120 150 160 120 300 150 125 116 114 7 11 The right to make changes is reserved Table 5 Technical data of ML75 and ML110 radial fans ...

Page 16: ...eg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 16 36 7 5 2 MLF 75 and MLF 110 Illustration 5 Technical data of the MLF 75 series Illustration 6 Technical data of the MLF 110 series ...

Page 17: ...773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 17 36 7 5 3 MLT 75 and MLT 110 Illustration 7 Technical data of the MLF 75 series Illustration 8 Technical data of the MLF 110 series with standing console ...

Page 18: ...tion 9 Technical data of the MLT 110 model with special console for vertical installation Possible alignments for fans of the ML series The GR alignment is shown GL is the mirrored design 7 6 Labelling The following data characterise the fan type performance and uses and hence the proper use Type plate data ...

Page 19: ...h the fan electrically dead when carrying out maintenance and repair work see scope of delivery in Appendix A6 8 Planning use 8 1 Transport Joh Mueller radial fans are supplied pre assembled in sealed foil packaging on a pallet ex works Vibration dampeners are pre installed if supplied Check on receipt of the goods whether the fan s has have suffered shipping damage as later complaint cannot be ac...

Page 20: ... prevent their presenting any environmental risk or danger to persons Observe environmental rules during disposal 9 Installation and assembly Installation and assembly of the radial fans should only be carried out by properly qualified staff of Joh Mueller Kunststoff GmbH or specialists commissioned by the client for the purpose Before the fan unit s is are installed the operator must ensure all d...

Page 21: ...rsible polarity check whether separate windings or dahlander windings are used Refer to the scope of delivery in Appendix A 6 A suitable motor protection switch overcurrent protection must be installed and wired to prevent overheating due to overload If this is not included in the scope of delivery then the operator must install same Fans are connected to the electricity supply via a terminal box ...

Page 22: ...ther the input and output safety grilles have been installed Connect the fan to the electricity supply Let it run for about five hours and then check the bearing temperature power consumption and smoothness of running Check that the housing is leakproof after 24 hours 11 Operation The operator is responsible for fan operation The operator should install a control panel and possibly an interface to...

Page 23: ...heck and adjust as needed Advise Joh Mueller Kunststoff GmbH Motor overheating Motor turning the wrong way Check and correct Motor air supply reduced Check Clean motor Damage to motor windings Check motor and replace if necessary Advise Joh Mueller Kunststoff GmbH Bearing overheated Lubricating intervals not adhered to Lubricate or replace bearings Fan or motor doesn t start or runs up roughly Mot...

Page 24: ...or protection switch incorrectly set Adjust overcurrent protection device motor protection switch Motor overload Check power connection s Rotor blocked Check rotor Motor defective Advise Joh Mueller Kunststoff GmbH Loss of performance Elastic sleeving torn porous leaky Check for wear and replace if needed Inlet and outlet piping leaky Check piping Noisy when started or operating Motor stator windi...

Page 25: ...re evidently needed after visual inspection then the operator must introduce same Motor maintenance is to be carried out in compliance with the operating instructions provided refer to motor operating instructions Data of the electric equipment installed including the drive motor is given in Appendix A6 We recommend specifying maintenance work in local work instructions Maintenance is to be carrie...

Page 26: ...y Note that the bearings are under load even when the fan is switched off Preparation 1 The fan motor must be electrically dead 2 The main switch must be secured against unauthorised use 3 Wait until the fan rotor stops at least 3 minutes after being switched off 4 Wear protective clothing Visual check weekly 5 Type and warning plates must be clearly legible Clean them if necessary 6 All other dir...

Page 27: ... work and intervals The operator can adjust these intervals to allow for the level of contamination 12 3 Repair For safety reasons the fan may only be repaired using original spare parts and in agreement with Joh Mueller Kunststoff GmbH The spare parts can be identified on the basis of the type plate data or the technical documentation Consult the customer service department of Joh Mueller Kunstst...

Page 28: ...ich tool Yes Description of contamination and cleaning 7 Check the liquid drain on the spiral housing for blockages on the ML 110 8 Check rotor for smooth running Out of balance Vibrations Yes Shut the fan off immediately block Consult Joh Mueller Kunststoff on remedying the problem If no describe further measures Monthly check 9 Check fan and motor are securely fixed and fastened in place If nece...

Page 29: ...asic cleaning annual 13 Fan basic checks must be carried out by Joh Mueller Kunststoff GmbH and this documented Advise Joh Mueller Kunststoff GmbH After basic cleaning the fan must be recommissioned in compliance with Chapter 0 14 Check earthing point conductivity Motor maintenance 15 See motor operating instructions ...

Page 30: ...ennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 30 36 A 2 ML MLF 75 Performance data K U N S T S T O F F G M B H J O H M Ü L L E R T y p M L 7 5 H o c h l e i s t u n g s R a d i a l v e n t i l a t o r M L F 7 5 ...

Page 31: ... 31 36 A 3 ML MLF 110 Performance data S c h a l l d r u c k p e g e l L d B S c h a l l L e i s t u n g s p e g e l L a u s D i a g r a m m m i n u s 1 9 d B A W K U N S T S T O F F G M B H J O H M Ü L L E R T y p M L 1 1 0 M L F 1 1 0 H o c h l e i s t u n g s R a d i a l v e n t i l a t o r ...

Page 32: ...escheider Weg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 32 36 A 4 MLT 75 Perdormance data J O H M Ü L L E R T y p e M L T 7 5 K l e i n r a d i a l v e n t i l a t o r ...

Page 33: ...cheider Weg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 33 36 A 5 MLT 110 Performance data J O H M Ü L L E R T y p e M L T 1 1 0 K l e i n r a d i a l v e n t i l a t o r ...

Page 34: ...Lescheider Weg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 34 36 A 6 Scope of delivery ...

Page 35: ...Lescheider Weg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 35 36 ...

Page 36: ...Lescheider Weg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 79 www kunststoff mueller de 36 36 Notes BE ML75_110 V1 englisch ...

Page 37: ...Lescheider Weg 6 8 D 53773 Hennef Bierth Tel 49 2248 9173 0 Fax 49 2248 9173 79 E Mail info kunststoff mueller de www kunststoff mueller de ...

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