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Design and function

Diaphragm pump N0150 EX

Translation of Original Operation and Installation Instruction, english, KNF 321729 11/19

5 Design and function

Design

Pump outlet

Pump inlet

Electrical terminal box

Motor

Motor fan cover

Connection for water
cooling

Pump outlet

Connection for water
cooling

Union nut

Head connection

Motor

Motor fan cover

Electrical terminal box

Pump inlet

Fig.1 Design N0150.1.2 EX

Содержание N0150 EX

Страница 1: ...ORIGINAL OPERATION AND INSTALLATION INSTRUCTION ENGLISH KNF 321729 11 19 ATEX Notice Before operating the pump and the accessories read the operating and installation instructions and observe the safety notices DIAPHRAGM PUMP ...

Страница 2: ... function 16 6 Transport 18 7 Installation and connection 20 8 Operation 29 9 Servicing 32 10 Troubleshooting 43 11 Spare parts and accessories 46 12 Returns 47 13 Appendix 48 KNF Neuberger GmbH Alter Weg 3 79112 Freiburg Germany Tel 49 0 7664 5909 0 Fax 49 0 7664 5909 99 www knf com ...

Страница 3: ...th PJ or PM there may be deviations from the operating and installation instruc tions à For project pumps also observe the agreed specifications Motor The operating and installation instructions apply for pumps without motor à Also observe the operating instructions for the motor in the appendix à Also observe the operating instructions for the coupling in the appen dix 1 2 Symbols and markings Wa...

Страница 4: ...hand injuries through crushing Warning of hot surface Warning of electrical voltage Warning of explosive materials Observe the operating instructions Tab 3 Other notices and symbols à An activity to be carried out is specified here a step 1 The first step of an activity to be carried out is specified here Follow other sequentially numbered steps This symbol indicates important information ...

Страница 5: ...ng a medium check whether the medium can be trans ferred danger free in the specific application Before using a medium check the compatibility of the media contacting components see 4 Technical data with the medium Risk of dangerous gas mixtures during pump operation if diaphragm breaks Depending on the medium being transferred breakage of the di aphragm can result in a dangerous mixture if the me...

Страница 6: ...ter 2 4 3 Explosion groups T3 Temperature class see Chapter 2 4 4 Tempera ture classes Gb Equipment protection level See Chapter 2 4 6 Equipment protection level for gas Special operating conditions See Chapter 2 4 7 Special operating conditions Tab 5 An ignition hazard assessment in accordance with standards DIN EN ISO 80079 36 and DIN EN ISO 80079 37 was performed for the pumps The protective go...

Страница 7: ...sisting of gases vapors or mists forms occasionally 2 2G Devices that extract from zone 1 and are designed for use in areas in which it is to be expected that an explosive atmos phere consisting of gases vapors or mists forms occasion ally 2 G Devices that extract from zone 1 but are not designed for in stallation in a potentially explosive atmosphere zone 2D Devices of this category are designed ...

Страница 8: ... fuel Jet fuel Heating oils n hexane Acetalde hyde IIB Town gas Ethylene Ethyl alcohol Hydrogen sulfide Ethyl ether IIC Hydrogen Acetylene Carbon disulfide Tab 9 The classification of gases and vapors into groups with respect to explo sion group and temperature class applies for the transferred medium as well as for the pump surroundings Transferred medium The pump may only be used to transfer gas...

Страница 9: ...ir mixture in which it is used Temperature class The maximum surface temperature arises from the design the pump and is specified as temperature class Temperature class Max surface tempera ture C Ignition temperature C T1 450 450 T2 300 300 T3 200 200 T4 135 135 T5 100 100 T6 85 85 Tab 11 2 4 5 Ignition protection type Designation Description h Constructional safety c h Ignition source monitoring ...

Страница 10: ...with high protection level for use in potentially explosive areas in which there is no risk of ignition during normal operation or in the event of fore seeable or infrequent faults malfunc tions High Gc Device with increased protection level for use in potentially explosive areas There is no risk of ignition during normal operation The devices have a number of additional protection measures which ...

Страница 11: ...p is disconnected from mains and without power Make certain that no dangers arise from flow when gas connections are open from noises or from hot corrosive dangerous and environmentally hazardous gases Classification of a pump environment When classifying a pump environment in a potentially explosive area zone observe the Guideline for Preventing Danger from Explosive At mospheres with a Collectio...

Страница 12: ...t temperature 4 Technical data is not exceeded If applicable also take into consideration external energy sources e g ra diation sources that could add heat to the medium In case of doubt contact KNF Customer Service Environmental protection Store and dispose of all replacement parts in accordance with environmen tal regulations Observe the respective national and international regula tions This a...

Страница 13: ...e Stainless steel Connection only N0150 1 2 N0150 3 Stainless steel Tab 17 Pneumatic values Parameter Value N0150ST Value N0150 1 2ST Value N0150 3ST Max permissible operating pressure bar rel Continuous operation 1 0 1 0 0 5 Ultimate vacuum mbar abs 130 130 30 Flow rate at atm pressure l min 100 10 200 10 100 10 Tab 19 Bar rel related to 1013 hPa Liters in standard state 1013 hPa 20 C Pneumatic c...

Страница 14: ... the original gas tightness is again achieved The gas tightness of the pump head is no longer ensured after the pump head is opened or after replacing diaphragm and valve plates seals A leak test can be used to determine whether the original gas tightness is again achieved max emission sound pressure level over the entire pressure range with con nected gas connection Electrical data Parameter Valu...

Страница 15: ...aphragm pump N0150 EX Technical data Translation of Original Operation and Installation Instruction english KNF 321729 11 19 15 Coupling Parameter Value EX designation II 2G h IIC T6 T4 Gb Size 24 Tab 31 ...

Страница 16: ...NF 321729 11 19 5 Design and function Design 1 Pump outlet 2 Pump inlet 3 Electrical terminal box 4 Motor 5 Motor fan cover 6 Connection for water cooling 1 Pump outlet 2 Connection for water cooling 3 Union nut 4 Head connection 5 Motor 6 Motor fan cover 7 Electrical terminal box 8 Pump inlet Fig 1 Design N0150 1 2 EX ...

Страница 17: ...3 Transfer chamber 4 Diaphragm 5 Eccentric 6 Connecting rod 7 Pump drive Fig 3 Function of a diaphragm pump Diaphragm pumps transfer compress depending on the version and evacu ate gases and vapors The elastic diaphragm 4 is moved up and down by the eccentric 5 and the connecting rod 6 In the downwards stroke it aspirates the gas to be trans ferred via the inlet valve 2 In the upwards stroke the d...

Страница 18: ...e is a risk of injury from cutting on the sharp edges when grabbing corners or when opening the packaging à Where appropriate wear suitable personal protective equipment e g safety shoes safety gloves à Transport the pump in the original packaging to the installation loca tion à Store the original packaging of the pump e g for later storage à Inspect the pump for transport damage after receiving i...

Страница 19: ...screw depicted pump as an example 2 Hand tighten the transport eyebolt 2 in the threaded hole The transport eyebolt 2 is included in the packaging 2 Transport eyebolt Fig 5 Transport eyebolt depicted pump as an example 3 Lift the pump from the packaging with the help of lifting gear 4 Lower the pump carefully at the installation location 5 Remove the transport eyebolt 2 6 Screw the M12 screw 1 bac...

Страница 20: ...tures during pump op eration Depending on the medium being transferred breakage of the media contacting components can result in a dangerous mixture if the medium mixes with the air in the compressor housing or the surroundings à Before using a medium check the compati bility of the media contacting components see 4 Technical data with the medium 7 1 Installing the pump à Before installing store t...

Страница 21: ...Diaphragm pump N0150 EX Installation and connection Translation of Original Operation and Installation Instruction english KNF 321729 11 19 21 Fig 7 Mounting dimensions N0150 1 2 EX ...

Страница 22: ...nger of burning on hot surfaces Hot surfaces could occur if the pump overheats à When installing the pump make sure that sufficient cooling air infeed and discharge is ensured Immediate environment of the hot pump parts à During installation make sure that no combustible or thermally de formable objects are positioned in the immediate environment of the hot pump parts head motor Installation locat...

Страница 23: ...d to dangers in combination with adjacent com ponents 7 2 Electrical connection DANGER Danger to life from electric shock àOnly have the pump connected by an autho rized specialist àOnly have the pump connected if the power supply is disconnected WARNING Risk of explosion from electrostatic charge àConnect the pump so that the risk of ignition from electrostatic charge is avoided àCarefully ground...

Страница 24: ...e plugs during installation àWear appropriate personal protective equip ment Connected components à Only connect components to the pump that are designed for the pneu matic data and thermal requirements of the pump see Chapter 4 Technical data Pressure relief device à Protect the compressors by means of a pressure relief device between the pressure side connections of the compressor and the first ...

Страница 25: ...s connection threads 2 Connect the suction line and the pressure line for mounting dimen sions see Chapter 4 Technical data 3 Lay the suction line and the pressure line at a downward angle to pre vent condensate from running into the pump 7 4 Connecting water cooling optional Water cooling see 11 2 Accessories can increase the service life of the diaphragm particularly with high pressures or high ...

Страница 26: ...Installation and connection Diaphragm pump N0150 EX 26 Translation of Original Operation and Installation Instruction english KNF 321729 11 19 Fig 9 Mounting dimensions pump series N0150 EX ...

Страница 27: ...Diaphragm pump N0150 EX Installation and connection Translation of Original Operation and Installation Instruction english KNF 321729 11 19 27 Fig 10 Mounting dimensions pump series N0150 1 2 EX ...

Страница 28: ...ation of Original Operation and Installation Instruction english KNF 321729 11 19 Fig 11 Mounting dimensions pump series N0150 3 EX à Operate the water connection at up to max 1 0 bar gauge à Safely drain the water discharge Flow is permissible in both directions ...

Страница 29: ...y to the eyes due to the present vacuum operating pressure à Do not look into the pump inlet outlet during operation à Only operate the pumps in accordance with the operating parameters and operating conditions described in Chapter 4 Technical data and in Chapter 2 3 Use in potentially explosive areas à Ensure the proper use of the pumps See Chapter 2 1 Proper use à Eliminate the possibility of im...

Страница 30: ...s not exceeded àEnsure that the pump outlet is not closed or restricted WARNING Risk of explosion from elevated ambient tempera ture àMonitor the ambient temperature compres sion heat motor heat àEnsure sufficient cooling air supply Excessive pressure with all of the associated hazards can be pre vented by means of a bypass line with a pressure relief valve be tween the pressure side and suction s...

Страница 31: ...must not be started up against pressure or vacuum dur ing switch on This also applies during operation after a brief power failure à Ensure that normal atmospheric pressure is present in the lines when switching on Switching off the pump à KNF recommends When transferring aggressive media flush the pump before switching off see Chapter 9 2 1 Flushing the pump to ex tend the service life of the dia...

Страница 32: ...ore the function of the pump and it safety are lost The validity of the CE conformity is rendered void if original parts are not used à Use only original parts from KNF during ser vicing work Component Servicing interval Pump à Inspect the pump periodically for external damage or leakage Connecting rod bearing à Have replaced after 17 000 op erating hours or after no more than 24 months Motor bear...

Страница 33: ... 9 2 2 Cleaning the pump WARNING Risk of explosion from electrostatic charging of the components à Only clean the pump with a damp cloth à Only clean the pump with a damp cloth and non flammable cleaning agents à If compressed air is present blow out the components 9 3 Changing diaphragm and reed valves Requirements à Disconnect the motor from mains and ensure that it is voltage free à Allow the p...

Страница 34: ...stic burns or poisoning is possible àWear protective equipment if necessary e g protective gloves goggles àClean the pump with suitable measures CAUTION Risk of burns from hot pump parts The pump head or motor may still be hot after op eration of the pump à Allow the pump to cool after operation For two headed pumps Servicing work should generally be performed on both heads at the same time Spare ...

Страница 35: ...len key with torque indicator 1 Screwdriver blade width 5 5 mm 1 Size 2 Phillips screwdriver for fan assembly 1 Adjustable face spanner wrench for nuts with two holes pin di ameter 4 mm length approx 160 mm available as wrench for retainer plate as KNF accessory see 11 2 Accessories 1 Felt tip pen 1 Hot air blower 1 Adhesive Delo ML5249 or comparable product Tab 41 According to accessory list Chap...

Страница 36: ...ig 12 Individual parts of the pump head The following item numbers refer to Individual parts of the pump head unless specified otherwise Removing the pump head 1 Accessing the fan blades Loosen the fastening screws of the motor fan cover and remove the cover 2 Only for two headed pumps Remove the pneumatic connection between the pump heads to do this mark the union nuts according to Figure_Marking...

Страница 37: ...iner plate from the conrod plate 9 with the wrench for re tainer plate by turning counterclockwise and remove it 3 Remove the diaphragm 4 4 Only 13 Remove the O ring 10 from the housing 5 5 Only 13 Remove the O ring 8 from the conrod plate 9 6 Check all parts for soiling and clean them if necessary There may be glue residue on the external thread of the retainer plate as well as on the internal th...

Страница 38: ...opper of the suction side 18 to the intermediate plate 3 Remove the valve stopper 18 and the reed valve of the suction side 17 after loosening the screw 13 3 Remove the valve stopper of the pressure side 15 and the reed valve of the pressure side 14 from the intermediate plate 3 after loosening the screws 13 4 Mount the new reed valves on the suction side and the pressure side to gether with the v...

Страница 39: ...ess of the pump following servicing a leak test is to be performed WARNING Risk of explosion from leaks à Before recommissioning the pump check the pump heads and pneumatic connections for leaks Leaks may lead to a risk of explosion WARNING Risk of injury and poisoning from leaks à Before recommissioning the pump check the pump heads and pneumatic connections for leaks Leaks may lead to poisoning ...

Страница 40: ...ion CAUTION Personal injury and or property damage due to in correct or improper transport of the motor In the event of incorrect or improper transport the motor can fall down be damaged or injure per sons àUse suitable auxiliary means if necessary carrying strap lifting gear etc àWhere appropriate wear suitable personal protective equipment e g safety shoes safety gloves Tool and material Quantit...

Страница 41: ... coupling half 6 Pump side coupling half 7 Compressor housing 8 Stud bolts 9 Motor fan cover 10 Fastening screw for mo tor fan cover Fig 14 Replacing sprocket depicted pump as an example Dismounting the motor 1 Attach the lifting gear see figure for lifting motor to motor 3 2 Loosen the nuts 1 that connect the motor 3 to the compressor housing 7 3 Remove the serrated washers 2 4 Remove the motor 3...

Страница 42: ...ump side coupling half 6 The sprocket is symmetric and can be pushed on in both possible po sitions Mounting the motor 1 Align the motor side 5 and pump side coupling halves 6 with one an other 2 Place the motor 3 on the compressor housing 7 Centering is performed using the four stud bolts 8 in the flange of the compressor housing 7 as well as the previously inserted sprocket 3 Check whether the f...

Страница 43: ...mp is not connected to the elec trical mains à Connect the pump to the electrical mains No voltage in the electrical mains à Check the room fuse and switch on if necessary Connections or lines are blocked à Check the connections and lines à Remove the blockage External valve is closed or filter is clogged à Check external valves and filters Condensate has collected in the pump head à Separate the ...

Страница 44: ...the pump from the system to deter mine the output values à Eliminate throttling e g valve if necessary à Use lines or connection parts with larger cross section if necessary Leaks occur at connections lines or pump head à Eliminate the leaks Connections or lines are com pletely or partially plugged à Check the connections and lines à Remove parts and particles that are causing the plugging Head pa...

Страница 45: ...er Service contact data see www knf com 1 Flush the pump with air at atmospheric pressure for a few minutes if necessary for safety reasons with inert gas to free the pump head of dangerous or aggressive gases see Chapter 9 2 1 Flushing the pump 2 Clean the pump see Chapter 9 2 2 Cleaning the pump 3 Send the pump together with completed Health and Safety Clearance and Decontamination Form to KNF s...

Страница 46: ...alve suction side 17 1 2 Reed valve pressure side 14 1 2 Slotted cheese head screw 13 4 8 Tab 53 see Chapter 9 3 Changing diaphragm and reed valves Spare part set Order number N0150ST 9 EX 321947 N0150 1 2ST 9 EX 321948 N0150 3ST 9 EX 321948 Tab 55 Spare part Order number Sprocket for coupling 322095 Tab 57 11 2 Accessories Accessories Order number Water cooling connection N0150S_ N0150 3S_ N0150 ...

Страница 47: ...quisite for repairing a pump by KNF is a completed Decontamination Form This is made available on the KNF website as a download To find the form select your country on the overview page www knf com You can find the Decontamination Form in the download area If you have questions please contact your sales partner contact data see www knf com ...

Страница 48: ...ragm pump N0150 EX 48 Translation of Original Operation and Installation Instruction english KNF 321729 11 19 13 Appendix 13 1 Declaration of Conformity For further information see also Konformitätserklärung N0150 EX ...

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Страница 53: ...p N0150 EX Appendix Translation of Original Operation and Installation Instruction english KNF 321729 11 19 53 13 2 Motor For further information see also BA Ex63 225 ATEX IECEx pdf HEW KE D_Ex 63 315 19 08 2019 pdf ...

Страница 54: ...Table of contents 2018 01 08 Operating manual Electric motors Size 63 225 ATEX IECEx Doc ID 6316 Read the operating manual before starting all work ...

Страница 55: ...ford Tel 49 0 5221 5904 0 Fax 49 0 5221 5904 34 E Mail info hew hf de Internet www hew hf de Release Created by Kothes Technische Kommunikation GmbH Co KG www kothes de This issue replaces all previous issues All previous issues are invalid The date of issue footer is authoritative ...

Страница 56: ...quipment and clothing 13 2 5 Special hazards 14 2 6 Safety devices 17 2 7 Securing the machine to prevent it from being switched back on 17 2 8 How to act in case of hazards and accidents 18 2 9 Environmental protection 19 3 Technical data 20 3 1 Operating conditions 20 3 2 Type plate 20 3 3 Explosion protection marking 21 4 Construction and function 23 4 1 Overview of sizes 63 to 132 23 4 2 Overv...

Страница 57: ...ation resistance 40 6 4 Commissioning 40 7 Operations 42 7 1 General information 42 7 2 Shutting down in an emergency 42 8 Faults 43 8 1 Safety 43 8 2 Fault table 45 8 3 Commissioning after remedied fault 47 9 Maintenance 48 9 1 Safety 48 9 2 Cleaning 50 9 3 Maintenance schedule 50 9 4 Tightening torque values for screws 52 9 4 1 Tightening torque values for screws for electrical connections 52 9 ...

Страница 58: ...f at all times Staff must have carefully read and understood this manual before starting all work Adherence to all the specified safety instructions and instructions for actions in this operating manual is a fundamental requirement for working safely The local regulations for the prevention of accidents and the general safety regulations for the location in which the machine is used also apply The...

Страница 59: ...cidents personal injury and material damage DANGER indicates an immediately dangerous situation which will lead to death or serious injuries if not avoided WARNING indicates a possibly dangerous situation which may lead to death or serious injuries if not avoided CAUTION indicates a possibly dangerous situation which may lead to minor or light injuries if not avoided CAUTION indicates a possibly d...

Страница 60: ...141997892953_0 doc 75471 Pos 1 12 KN 2006 SM Allgemeines 130 1 1 H aftungsbeschränkung 8 mod_1142091543501_1 doc 75810 1 3 Limitation of liability All the information and instructions in this manual have been complied in line with the valid standards and regulations state of the art technology and our many years of experience and know how The manufacturer shall not be liable for damages caused by ...

Страница 61: ...Failure to adhere to these instructions will lead to a loss of the explosion protection Purchase spare parts from authorised dealers or directly from the manufacturer See page 2 for the address Pos 1 18 KN 2006 SM Allgemeines 151 1 1 0 Di e Ersatzteilliste befi ndet sich im Anhang 8 mod_1142092788222_1 doc 75837 The spare parts list can be found on pages 23 24 Pos 1 19 KN 2006 SM nL Abschnittsende...

Страница 62: ...bserved The following in particular applies The user must fully acquaint himself with the valid occupational safety regulations and in addition carry out a risk assessment to determine the hazards which result from the particular working conditions at the location in which the machine is used The results must be implemented as a set of operating instructions for operation of the machine The user m...

Страница 63: ...oren Wer ke Sicherheit ATEX 003 1 1 0 Verantw d Betr Verl ust des Explosi onsschutzes Gesamtanl age 59 mod_1203493477106_1 doc 1039352 Loss of explosion protection EXPLOSION PROTECTION On machines which are designed to be installed in plants for operation in potentially explosive areas as defined by Directive 2014 34 EU the user must make sure that the directive is adhered to for the entire plant ...

Страница 64: ...aft 59 mod_1203494636587_1 doc 1039373 Qualified specialist for the potentially explosive area is capable of carrying out the work on plants or components in the potentially explosive area and recognising the potential risks independently because of their specialist qualifications knowledge and experience and knowledge of the valid standards and regulations The qualified specialist has knowledge o...

Страница 65: ... 004 Personal 004 1 1 1 U nter weisung 8 mod_1142946308736_1 doc 79799 2 2 3 Training Staff must be provided with regular training by the user Training must be logged to keep better track Date Name Type of training Training provided by Signature Fig 1 Pos 2 20 FI Seitenumbruch 0 mod272_1 doc 1522 Pos 2 21 KN 2006 Pr ojekte Herforder Elektromotoren Wer ke Sicherheit ATEX 005 1 1 Besti mmungsgemäße ...

Страница 66: ...t and clothing must be worn in order to minimise health hazards Always the safety clothing and equipment required for the respective task whilst working Follow the instructions in the working area on personal safety equipment and clothing Pos 2 24 KN 2006 SM Sicher hei t 006 Persönliche Schutzausstattung 006 1 1 0_1 Grundsätzlich zu trag en_Titel 8 mod_1143360998458_1 doc 80989 To be worn for all ...

Страница 67: ...following section points out residual risks which have been determined by a risk analysis Adhere to the safety instructions listed here and the warnings in other chapters in order to reduce health hazards and prevent dangerous situations Pos 2 32 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 2 33 KN 2006 Pr ojekte Herforder Elektromotoren Wer ke Sicherheit ATEX 007 1 1 0 Besonde...

Страница 68: ...ork switch off the power supply and secure it to prevent it from being switched back on Do not jumper or disable any fuses or circuit breakers When replacing fuses or circuit breakers make sure to adhere to the correct ampere rating Keep moisture away from live parts It can lead to a short circuit Pos 2 36 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 2 37 KN 2006 SM Sicher hei ...

Страница 69: ...d objects lying around CAUTION Risk of stumbling due to soiling and objects left lying around Soiling and objects left lying around are sources of slipping and stumbling ad can cause considerable injuries Therefore Always keep the working area clean Remove any objects which are no longer required Mark any possible stumbling hazards with yellow and black marker tape Pos 2 42 KN 2006 SM nL Abschnitt...

Страница 70: ...ngerous situations for people and objects of material value cannot arise if the energy supply is broken or the energy supply is activated after being broken The emergency stop devices must be freely accessible at all times Pos 2 47 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 2 48 KN 2006 SM Ausgemustert Sicher heit 009 1 1 Sichern g egen Wieder einschalten_Titel Text 9 mod_114...

Страница 71: ...n the danger area 6 Make sure that all safety devices and mechanisms are installed and fully functional 7 Do not remove the sign until you have done so Pos 2 49 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 2 50 KN2006 SM Sicherheit 010 1 1 Verhalten im Gefahrenfall und bei Unfällen 8 mod_1143382088320_1 doc 81515 2 8 How to act in case of hazards and accidents Preventive measur...

Страница 72: ...ity of the damage The following environmentally hazardous substances are used Pos 2 53 KN 2006 SM Sicher hei t 011 U mweltschutz Schmierstoffe 9 mod_1143987769095_1 doc 84196 Lubricants Lubricants such as grease and oils contain toxic substances They must not be released into the environment They must be disposed of by a specialist disposal company Pos 2 54 KN 2006 SM nL Abschnittsende 8 mod_11419...

Страница 73: ...nt Specification Value Unit Temperature range standard 20 40 C Temperature range optional 50 85 C Maximum installation height above sea level 1000 m Pos 3 7 KN2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 The ambient temperature range is only indicated on the type plate if it deviates from the standard Pos 3 8 KN2006 SM Technische D aten 008 1 1 Typenschild_Titel 9 mod_1144045129972_1 ...

Страница 74: ...TEX size 63 II 2G Ex db IIC T4 T6 Gb or Ex db e IIC T4 T6 Gb II 2G Ex db IIB T4 T6 Gb or Ex db e IIB T4 T6 Gb II 2D Ex tb IIIC T 135 85 C Db II 2D Ex tb IIIB T 135 85 C Db Marking acc to IECEx size 63 Ex db IIC T4 T6 Gb or Ex db e IIC T4 T6 Gb Ex db IIB T4 T6 Gb or Ex db e IIB T4 T6 Gb Ex tb IIIC T 135 85 C Db Ex tb IIIB T 135 85 C Db Marking acc to ATEX sizes 71 225 II 2G Ex d IIC T1 T6 Gb or Ex ...

Страница 75: ... protection type Pressurised enclosure Increased safety Protection by housing IIC IIB IIIC IIIB Explosion group Dust group Maximum experimental safe gap MESG T ype and shape T1 T6 Temperature class maximum surface temperature present T1 450 C T6 85 C Gb Db EPL equipment protection level 3 12 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 3 13 KN2006 Proj ekte H erfor der El ektromoto...

Страница 76: ... 132 1 13 1 2 3 4 5 14 15 16 17 18 10 10 12 11 10 9 8 7 6 Fig 5 Overview of sizes 63 to 132 1 Flange rings 2 Sealing rings DS 1 3 Rolling bearings DS 1 4 Stator housing complete 5 Motor foot 6 Terminal box seal 7 Lower terminal box section 8 Cable bushing 9 Terminal board 10 Terminal box cover 11 Terminal box cover seal 12 Screwed cable gland 13 Rotor shaft complete 14 Bearing cover NS 2 15 Rollin...

Страница 77: ... 5 Base flange 6 Stator housing complete 7 Motor foot 8 Terminal box adapter 9 Cable bushing 10 Lower terminal box section 11 Terminal board 12 Terminal box cover seal 13 Terminal box cover 14 Screwed cable glands 15 Rotor shaft complete 16 Bearing cover NS 2 17 Rolling bearings NS 2 18 Cover plate NS 2 19 Sealing ring NS 2 20 Fan blade 21 Ventilation hood with optional safety cover 1 DS Drive sid...

Страница 78: ...tection by temperature monitoring with thermal sensor for all modes other than S1 is only permitted in connection with a certified triggering device These triggering devices must have been certified and marked by a notified body according to directive 2014 34 EU The devices must be included in the regular monitoring by the operator Pos 4 5 KN2006 SM Aufbau und Funktion 005 1 1 Anschl üsse_Titel 9 ...

Страница 79: ...constant internal fan reduced 400 690V 400 V U f constant 2 5 50 Hz 230 400 V 400 V Y U f constant external ventilation constant 400 690V 400V U f constant 3 50 87Hz 230 400 V 400 V Y U constant internal fan drops with 1 f 400 690V 400V U constant Field weakening operation 4 50 87Hz 230 400 V 230V U f constant internal fan constant 87 Hz curve When the frequency range is specified in the order the...

Страница 80: ...astening equipment is securely fastened Only use approved lifting gear and fastening equipment with sufficient load bearing capacity Do not use any torn or frayed ropes or belts Do not attach ropes and belts to sharp edges and corners Do not knot or twist them Pos 5 4 KN2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 5 5 KN2006 SM Transpor t Ver packung und Lag erung 002 1 1 0 Außerm...

Страница 81: ...g und Lager ung 004 1 1 0 Transporti nspektion Inhalt Kurzfor m 9 mod_1144054141858_1 doc 84699 Inspect the delivery for damage and to make sure it is complete immediately after receiving it Proceed as follows in case of visual external damage Refuse delivery or accept delivery provisionally Make a note of the extent of damage in the shipping documents or on the carrier s delivery note Make a clai...

Страница 82: ...s can be transported directly by crane on the following conditions The crane and lifting gear must be designed for the weight of the packages The operator must be authorised to operate the crane Fastening 1 Fasten ropes belts or multiple point suspension gear according to Fig 7 2 Make sure that the package hangs straight paying attention to the off centre centre of gravity as necessary 3 Begin tra...

Страница 83: ...g 005 1 1 0 Zur Ver packung 9 mod_1144055345537_1 doc 84784 Information on packaging The individual packages are packaged appropriately for the expected transportation conditions Only environmentally friendly materials have been used for packaging The packaging is designed to protect the individual parts from transport damage corrosion and other damage up until they are installed You must therefor...

Страница 84: ...otect from sunlight Make sure to store in a low vibration environment veff 0 2 mm s Avoid large fluctuations in storage temperature Relative humidity max 60 Check the insulation resistance as necessary chapter Checking the insulation resistance Grease or replace the rolling bearings as necessary chapter Maintenance When storing for longer than 3 months regularly check the general condition of all ...

Страница 85: ...L Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 6 8 KN2006 Proj ekte H erfor der El ektromotoren Wer ke Install ation Inbetriebnahme 003 1 1 0 Persönliche Schutzausr üstung 54 mod_1196342349679_1 doc 832968 Personal safety equipment and clothing Wear the following safety equipment and clothing for all installation and commissioning work Occupational safety clothing Safety shoes Pos 6 9 KN2006...

Страница 86: ...energy supply will be switched on without authorisation This puts the life of people in the danger area at risk Therefore Before beginning all work shut off all energy supplies and secure them to prevent them from being switched back on Pos 6 15 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 6 16 KN 2006 SM Installati on Inbetriebnahme 003 1 1 0 Gr undl egendes_Warnung 9 mod_1144...

Страница 87: ...ameter of the motor Make sure that the exhaust air is not sucked directly back in In case of heavy soiling clean the air ways regularly Pos 6 20 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 6 21 KN 2006 Pr ojekte Herforder Elektromotoren Wer ke Installation Inbetri ebnahme ATEX 1 1 1 Baufor men nach DIN EN 60034 7 ATEX 60 mod_1203513321369_1 doc 1040516 6 2 2 Types of construct...

Страница 88: ...feet Construction type IM B3 Fastening on the ceiling IM B35 IM 2001 2 bearing covers with feet Securing flange type A IM B34 IM 2101 2 bearing covers with feet Securing flange type C IM B5 IM 3001 2 bearing covers without feet Securing flange type A IM V1 IM 3011 2 bearing covers without feet Shaft end bottom Securing flange type A IM V3 IM 3031 2 bearing covers without feet Shaft end top Securin...

Страница 89: ...rs without feet Shaft end top Securing flange type C IM V6 IM V19 2 bearing covers with feet Shaft end top Securing flange type C IM V36 IM 2031 2 bearing covers with feet Shaft end top Securing flange type A IM V5 IM V18 2 bearing covers with feet Shaft end bottom Securing flange type C IM V15 IM 2011 2 bearing covers with feet Shaft end bottom Securing flange type A Pos 6 22 KN 2006 SM nL Abschn...

Страница 90: ...e Herforder Elektromotoren Wer ke Installation Inbetri ebnahme 005 1 1 1 M ontag e 54 mod_1196342352100_1 doc 832987 6 2 4 Installation Installation varies depending on the construction type In case you have any doubts contact the service department page 2 When installing always pay attention to the following points All connection elements walls ceilings etc must be of sufficient size The rotor is...

Страница 91: ...ans only When any work is carried out on the electrical equipment disconnect it from the power and make sure it is free of voltage Before carrying out maintenance cleaning and repair work switch off the power supply and secure it to prevent it from being switched back on Do not jumper or disable any fuses or circuit breakers When replacing fuses or circuit breakers make sure to adhere to the corre...

Страница 92: ...pproved 2 Make sure that the supply cable is connected in line with the instructions of the wiring diagram in the terminal box 3 Properly insert the seals on the terminal box into the grooves provided 4 Creepage paths and air gaps must comply with EN 60079 7 Pos 6 31 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 6 32 KN 2006 Pr ojekte Herforder Elektromotoren Wer ke Installation...

Страница 93: ...inals carry partly dangerous voltages Therefore Do not touch the terminals Discharge after measuring Before commissioning the motor after a longer period of storage or without use the insulation resistance of the coils has to be determined again When doing so adhere to the valid standards and directives Pos 6 35 KN 2006 SM nL Sei tenumbr uch 8 mod_1141998334703_0 doc 75489 Pos 6 36 KN 2006 SM Inst...

Страница 94: ...fen 59 mod_1203079708164_1 doc 1034523 Before commissioning make sure that the minimum insulation resistance values are adhered to chapter Checking the insulation resistance the protective earth conductor connection is properly established and where necessary a potential equalisation has been established see DIN EN 60079 14 chapter 6 3 the rotor can be turned without rubbing the motor is properly ...

Страница 95: ...ituations machine movements must be stopped as quickly as possible and the energy supply has to be switched off Shutting down in an emergency In case of danger proceed as follows 1 Trigger an emergency stop immediately 2 Remove any people from the danger zone and administer first aid 3 Alert a doctor and the fire services 4 Inform the responsible party at the location 5 Switch off the master switc...

Страница 96: ...2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 8 6 KN2006 Proj ekte H erfor der El ektromotoren Wer ke Störungen 003 1 1 0 Persönliche Schutzausrüstung 54 mod_1196342589631_1 doc 833025 Personal safety equipment and clothing Wear the following safety equipment and clothing for all faults work Occupational safety clothing Safety shoes Pos 8 7 KN2006 SM nL Abschnittsende 8 mod_1141997...

Страница 97: ...hat the energy supply will be switched on without authorisation This puts the life of people in the danger area at risk Therefore Before beginning all work shut off all energy supplies and secure them to prevent them from being switched back on Pos 8 13 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 8 14 KN 2006 SM Störungen 003 1 1 0 Grundlegendes_Warnung 9 mod_1144439650705_1 d...

Страница 98: ...nittsende 8 mod_1141997892953_0 doc 75471 Pos 8 18 KN 2006 SM Störungen 005 1 1 Störungstabelle_Titel 9 mod_1144442349705_1 doc 87246 8 2 Fault table Pos 8 19 KN 2006 Pr ojekte Herforder Elektromotoren Wer ke Stör ung en 005 1 1 0 Stör ungstabell e 54 mod_1196342592303_1 doc 833044 Fault Possible cause Remedy To be remedied by Bearing is too warm Too much grease in the bearing Remove excessive gre...

Страница 99: ...the mains connection Qualified electrician Motor does not start up Motor is too warm Considerable drop in speed Safety device is triggered Incorrect circuit Adhere to wiring diagram and type plate Qualified electrician Motor is too warm Considerable drop in speed Safety device is triggered Overload Adhere to stipulations on type plate Qualified electrician Motor is too warm Safety device is trigge...

Страница 100: ...od_1141997892953_0 doc 75471 Pos 8 24 KN 2006 Pr ojekte Herforder Elektromotoren Wer ke Stör ung en ATEX 007 1 1 0 Potential ausgleich und Er dung anbring en EX SCHUTZ 60 mod_1203499601815_1 doc 1040010 Explosion protection EXPLOSION PROTECTION Introducing ignition sources such as sparks in the potentially explosive area can cause explosions Therefore after carrying out all work to remedy faults i...

Страница 101: ...ung 003 1 1 0 Persönliche Schutzausrüstung 54 mod_1196342705414_1 doc 833082 Personal safety equipment and clothing Wear the following safety equipment and clothing for all maintenance work Occupational safety clothing Safety shoes Pos 9 7 KN2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 9 8 KN2006 Proj ekte H erfor der El ektromotoren Wer ke Wartung ATEX 003 1 1 0 Wartungsar bei te...

Страница 102: ...ff all energy supplies and secure them to prevent them from being switched back on Pos 9 13 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 9 14 KN 2006 SM Wartung 003 1 1 0 Grundlegendes 9 mod_1144434834059_1 doc 86831 Improperly performed maintenance work WARNING Risk of injury due to improperly performed maintenance work Performing maintenance incorrectly can cause serious pers...

Страница 103: ...e explosions in the potentially explosive area Therefore Prevent layers of dust deposits from exceeding a thickness of 5 mm by regularly cleaning the location Only carry out cleaning work to the exclusion of a potentially explosive atmosphere Only use cleaning implements which are approved for use in the potentially explosive area Wear personal safety equipment and clothing Failure to adhere to th...

Страница 104: ... 160 and above can be fitted with lubricating equipment The lubricating intervals depend on many influence factors The values in the table below apply under normal operating conditions Before lubricating remove the plug screw on the side opposite the grease nipple and screw it back in when finished NOTE In case of questions on lubrication contact the manufacturer See page 2 for contact details Lub...

Страница 105: ... Only carry out maintenance work to the exclusion of a potentially explosive atmosphere Only use tools which are approved for use in the potentially explosive area Failure to adhere to these instructions will lead to a loss of the explosion protection NOTE Strength class 8 8 screws must be used for all screwed connections which are used to seal the pressure resistant space Replace screws which can...

Страница 106: ... Nm M 4 2 3 M 14 105 M 5 4 6 M 16 160 M 6 7 9 M 20 330 M 8 19 M 24 560 M 10 38 M 30 1100 M 12 66 M 36 1900 9 4 3 Screw connections of property class 5 6 NOTE Only use tightening torque values for screws of property class 5 6 4 6 A2 or for screws in low strength parts e g aluminium Thread Tightening torque value Nm Thread Tightening torque value Nm M 4 1 1 M 14 49 M 5 2 1 M 16 75 M 6 3 7 M 20 150 M...

Страница 107: ...the motor is earthed to prevent static charging To be performed by a qualified electrician only Failure to adhere to these instructions will lead to a loss of the explosion protection Pos 9 33 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 9 34 KN 2006 SM Wartung 009 1 1 0 M aßnahmen nach erfolgter Wartung Standard 9 mod_1144438981309_1 doc 86935 On completion of maintenance work...

Страница 108: ...D emontagear beiten EX SCHUTZ 60 mod_1203501579116_1 doc 1040381 Explosion protection EXPLOSION PROTECTION The introduction of ignition sources such as sparks open flames and hot surfaces can cause explosions in the potentially explosive area Therefore when carrying out all removal work on the machine in the potentially explosive area Do not start any removal work without a written permit Only car...

Страница 109: ...ight Use lifting gear as necessary Secure parts to prevent them from falling or toppling In case of doubt contact the manufacturer Pos 10 13 KN 2006 SM nL Abschnittsende 8 mod_1141997892953_0 doc 75471 Pos 10 14 KN 2006 SM D emontage 008 1 1 Demontage Maschi ne ggf anpassen Maschine 41 mod_1183386016255_1 doc 503426 10 2 Removal Before starting removal Switch off the machine and secure it to preve...

Страница 110: ...for recycling Sort and dispose of other components according to the material properties CAUTION Risk of environmental damage due to incorrect disposal Electrical scrap electronic components lubricants and consumables require special waste treatment and must only be disposed of by approved specialist companies The local authorities or specialist disposal companies can provide information on environ...

Страница 111: ...eb IIC T4 T6 Gb or II 2G Ex db IIC T4 T6 Gb II 2D Ex tb IIIC T135 C 85 C Db DEx 315 II 2G Ex de IIC T4 T6 or II 2G Ex d IIC T4 T6 II 3D Ex tc IIIB T135 C 85 C Dc are conform to the regulations of the following European directives EMV directive 2014 30 EU ATEX directive 2014 34 EU RoHS directive 2011 65 EU and Amendment Annex II EU 2015 863 Electric motor Regulation 640 2009 EG and Amendment 4 2014...

Страница 112: ...Appendix Diaphragm pump N0150 EX 112 Translation of Original Operation and Installation Instruction english KNF 321729 11 19 13 3 Coupling For further information see also Rotex BA pdf ...

Страница 113: ... Pz Wb Replacing KTR N dated 2017 09 06 Verified 2019 07 23 Pz Replaced by ROTEX Torsionally flexible jaw couplings type No 001 shaft coupling No 018 DKM with taper clamping sleeve and their combinations according to directive 2014 34 EU Type No 001 shaft coupling Type No 018 DKM double cardanic coupling Type with taper clamping sleeve ...

Страница 114: ...ransport and packaging 9 3 1 Storage 9 3 2 Transport and packaging 9 4 Assembly 10 4 1 Components of the coupling 10 4 2 Advice for finish bore 11 4 3 Assembly of the hubs 12 4 4 Assembly of taper clamping sleeve 13 4 5 Displacements alignment of the couplings 14 5 Start up 16 6 Breakdowns causes and elimination 17 7 Disposal 19 8 Maintenance and service 19 9 Spares inventory customer service addr...

Страница 115: ...5 60 9 24 78 30 18 14 2 0 56 27 40 24 1a 22 28 56 28 1 95 160 10 28 90 35 20 15 2 5 67 30 48 28 1a 28 38 67 Table 3 Material aluminium Al H Size Com ponent Spider 1 component 2 Rated torque Nm Dimensions mm 3 Finish bore 2 d min max General 92 ShA 98 ShA 64 ShD L l1 l2 E b s DH DZ DZ1 4 dH D1 N 5 1a 0 5 0 9 0 6 15 5 5 4 0 5 10 7 1a 1 2 2 0 2 4 0 7 22 7 8 6 1 0 14 9 1a 3 0 5 0 6 0 0 11 30 10 10 8 1...

Страница 116: ...20 60 160 65 30 22 4 0 120 60 98 52 1a 55 74 118 65 1 625 940 1175 22 70 185 75 35 26 4 5 135 68 115 61 75 1 1280 1920 2400 30 80 210 85 40 30 5 0 160 80 135 69 90 1 2400 3600 4500 40 97 245 100 45 34 5 5 200 218 230 100 160 81 Nodular iron GJS 100 1 3300 4950 6185 50 115 270 110 50 38 6 0 225 246 260 113 180 89 110 1 4800 7200 9000 60 125 295 120 55 42 6 5 255 276 290 127 200 96 125 1 6650 10000 ...

Страница 117: ...1 3 5 105 51 95 32 1b 188 80 105 55 1 410 685 825 0 75 160 65 30 22 4 0 120 60 110 37 1b 210 90 120 65 1 625 940 1175 0 80 185 75 35 26 4 5 135 68 115 47 1b 235 100 135 75 1 1280 1920 2400 0 95 210 85 40 30 5 0 160 80 135 53 1b 260 110 160 90 1 2400 3600 4500 0 110 245 100 45 34 5 5 200 218 230 100 160 62 1b 295 125 200 100 1 3300 4950 6185 0 115 270 110 50 38 6 0 225 246 260 113 180 89 110 1 4800...

Страница 118: ...0 42 24 35 60 112 30 18 14 2 0 55 27 16 52 28 95 160 128 35 20 15 2 5 65 30 18 58 38 190 325 158 45 24 18 3 0 80 38 20 68 42 265 450 174 50 26 20 3 0 95 46 22 74 48 310 525 192 56 28 21 3 5 105 51 24 80 55 410 685 218 65 30 22 4 0 120 60 28 88 65 625 940 252 75 35 26 4 5 135 68 32 102 75 1280 1920 286 85 40 30 5 0 160 80 36 116 90 2400 3600 330 100 45 34 5 5 200 100 40 130 1 Maximum torque of the ...

Страница 119: ...5 75 149 52 45 34 5 5 200 218 230 100 160 14 3020 100 1 3300 4950 35 90 230 90 50 38 6 0 225 246 260 113 180 69 3535 125 1 6650 10000 55 110 288 114 60 46 7 0 290 315 330 147 230 86 4545 1 Maximum torque of the coupling TKmax rated torque of the coupling TK rated x 2 2 DZ1 internal diameter of housing 3 Available for type TB2 only ROTEX couplings with attachments that can generate heat sparks and ...

Страница 120: ...sure to read through and observe the following safety indications All operations on and with the coupling have to be performed taking into account safety first Please make sure to switch off the power pack before you perform your work on the coupling Secure the power pack against accidental switch on e g by providing warning signs at the place of switch on or removing the fuse for current supply D...

Страница 121: ...calculation The couplings supplied by KTR should be considered as components not machines or partly completed machines according to EC Machinery Directive 2006 42 EC Consequently KTR does not have to issue a declaration of incorporation For details about safe assembly start up and safe operation refer to the present operating assembly instructions considering the warnings The coupling hubs are sup...

Страница 122: ...s 1 4 2 Setscrews DIN EN ISO 4029 1 Optionally spider or DZ elements 2 With size 180 the number is 6 Components of ROTEX type DKM 1 Component Number Description Illustration 7 ROTEX type DKM 1 2 Hub 2 2 Spider 3 1 DKM spacer 4 2 Setscrews DIN EN ISO 4029 1 Type DKM not available with DZ elements Components of ROTEX type with taper clamping sleeve Component Number Description Illustration 8 ROTEX t...

Страница 123: ...The customer bears the sole responsibility for all machining processes performed subsequently on unbored or pilot bored as well as finish machined coupling components and spare parts KTR does not assume any warranty claims resulting from insufficient remachining KTR supplies unbored or pilot bored coupling components and spare parts only upon explicit request of the customer These parts are additi...

Страница 124: ...Please pay attention to the ignition risk in potentially explosive atmospheres STOP Touching the heated hubs causes burns Please wear safety gloves With the assembly make sure that the distance dimension E see table 1 to 7 is observed to allow for axial clearance of the spider when in operation Disregarding this advice may cause damage to the coupling If used in potentially explosive atmospheres t...

Страница 125: ... onto the taper sleeve and thus the sleeve is pressed onto the shaft By light blows of the hammer the taper clamping sleeve must be pushed further into the taper bore by means of a suitable sleeve Afterwards re tighten the setscrews at the tightening torque specified in table 10 This process must be performed at least once After operation under load of the drive for a short while please inspect if...

Страница 126: ...mple heat expansion or foundation settling In order to ensure a long service life of the coupling and avoid risks with the use in potentially explosive atmospheres the shaft ends must be accurately aligned Please absolutely observe the displacement figures indicated see table 11 to 13 If the figures are exceeded the coupling will be damaged The more accurate the alignment of the coupling the longe...

Страница 127: ...0 2 30 2 90 3 80 4 20 5 00 Table 12 Displacement figures for 64 Shore D Size 14 19 24 28 38 42 48 55 65 75 90 100 110 125 140 160 180 Max axial displacement Ka mm 0 5 0 5 0 5 0 7 0 7 1 0 1 0 1 0 1 0 1 5 1 5 1 5 2 0 2 0 2 0 2 5 3 0 1 0 1 2 1 4 1 5 1 8 2 0 2 1 2 2 2 6 3 0 3 4 3 8 4 2 4 6 5 0 5 7 6 4 Max radial displacement Kr mm with 1500 rpm 0 11 0 13 0 15 0 18 0 21 0 23 0 25 0 27 0 30 0 34 0 36 0 ...

Страница 128: ...g must not operate in an accumulation of dust For covers with unlocked openings on the top face no light metals must be used if the couplings are used as equipment of equipment group ll if possible made of stainless steel If the couplings are used in mining equipment group l M2 the cover must not be made of light metal In addition it must be resistant to higher mechanical loads than with use as eq...

Страница 129: ...lements stored for too long are used Maintenance intervals are not observed Breakdowns Causes Hazard notes for potentially explosive atmospheres Elimination Different operating noise and or vibrations occuring Misalignment Increased temperature on the spider surface ignition risk by hot surfaces 1 Set the unit out of operation 2 Eliminate the reason for the misalignment e g loose foundation bolts ...

Страница 130: ...der Ignition risk due to sparking with metallic contact of the cams 1 Set the unit out of operation 2 Disassemble the coupling and remove residues of the spider 3 Inspect coupling components and replace coupling components that have been damaged 4 Insert spider assemble coupling components 5 Inspect alignment adjust if necessary 6 Make sure that further physical modifications of the spider are exc...

Страница 131: ...of the driving and driven side settle during the course of load inspect the alignment of the coupling and re align the coupling if necessary The coupling components have to be inspected for damages The screw connections have to be visually inspected Having started up the coupling the tightening torques of the screws have to be inspected during the usual inspection intervals With the use in potenti...

Страница 132: ...l clamping screws only 7 6 Half shell hub DH with feather keyway 7 9 Half shell hub H with feather keyway Type standard AFN BFN CF CFN DF DFN DKM ZS DKM ZS DKM H SP and TB with hubs corresponding to the specifications above b Hubs which may be used in group II category 3 only hubs without feather keyway 2 0 Clamping hub single slot without feather keyway 2 5 Clamping hub double slot without feathe...

Страница 133: ...5 C 95 C T6 30 C to 60 C 80 C Explanation The maximum surface temperatures each result from the maximum permissible ambient or operating temperature Ta plus the maximum temperature increase T of 20 K to be considered For the temperature class a safety margin subject to standard of 5 K is added 1 The ambient or operating temperature Ta is limited to 90 C due to the permissible permanent operating t...

Страница 134: ... remain the same If you note significant wear during the initial inspection so that it would be recommendable to replace the spider DZ elements find out the cause according to the table Breakdowns if possible The maintenance intervals must be adjusted to the modified operating parameters without fail M2 2G 2D Gases and vapours of explosion group IIC An inspection of the torsional backlash and a vi...

Страница 135: ... ROTEX spider Illustration 16 ROTEX coupling Here the backlash between the cams of the coupling and the flexible spider DZ element must be inspected by means of a feeler gauge When reaching the wear limit maximum wear the spider DZ element must be replaced immediately irrespective of the inspection intervals 10 Enclosure A Advice and instructions regarding the use in potentially explosive atmosphe...

Страница 136: ...st be performed with the machine at standstill Reaching the limits for replacing depends on the operating conditions and the existing operating parameters In order to ensure a long service life of the coupling and avoid risks with the use in potentially explosive atmospheres the shaft ends must be accurately aligned Please absolutely observe the displacement figures indicated see table 11 to 13 If...

Страница 137: ...out aluminium Category 3 hubs resp clamping hubs without feather keyway ROTEX Year I M2 Ex h I Mb II 3G Ex h IIC T6 T4 Gc II 3D Ex h IIIC T80 C T110 C Dc 30 C Ta 60 C 90 C KTR Systems GmbH Carl Zeiss Straße 25 D 48432 Rheine Hubs resp spacer made of aluminium only Category 2 hubs resp clamping hubs with feather keyway ROTEX Year II 2G Ex h IIC T6 T4 Gb II 2D Ex h IIIC T80 C T110 C Db 30 C Ta 60 C ...

Страница 138: ...for PUR only II 2G c IIC T6 T5 resp T4 30 C Ta 65 C 80 C resp 90 C II 2D c T 110 C I M2 c 30 C Ta 90 C Substance group gases fogs and vapours The marking with explosion group llC includes explosion groups llA and llB Substance group dusts The marking with explosion group lIlC includes explosion groups lIlA and lIlB If the symbol was punched in addition to marking the coupling component was supplie...

Страница 139: ...alth requirements according to enclosure II of directive 2014 34 EU The coupling described in here complies with the specifications of the following standards rules DIN EN ISO 80079 36 DIN EN ISO 80079 37 DIN EN ISO 80079 38 IEC TS 60079 32 1 The ROTEX is in accordance with the specifications of directive 2014 34 EU According to article 13 1 b ii of directive 2014 34 EU the technical documentation...

Страница 140: ...KNF worldwide You can find our local KNF partners at www knf com ...

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