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N026 EX
TRANSLATION OF ORIGINAL OPERATION AND
INSTALLATION INSTRUCTION
ENGLISH

KNF 059217 11/19

EN-US

ATEX

Notice!
Before operating the pump and the accessories, read the operating and installation instructions and observe
the safety notices!

DIAPHRAGM PUMP

Summary of Contents for N026 EX

Page 1: ...RIGINAL OPERATION AND INSTALLATION INSTRUCTION ENGLISH KNF 059217 11 19 ATEX Notice Before operating the pump and the accessories read the operating and installation instructions and observe the safet...

Page 2: ...function 15 6 Transport 17 7 Installation and connection 18 8 Operation 23 9 Servicing 26 10 Troubleshooting 38 11 Spare parts and accessories 41 12 Returns 42 13 Appendix 43 KNF Neuberger GmbH Alter...

Page 3: ...ect pumps pump models that begin with PJ or PM there may be deviations from the operating and installation instruc tions For project pumps also observe the agreed specifications Motor The operating an...

Page 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 An activity to be...

Page 5: ...Before transferring 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...

Page 6: ...types H Symbol for ignition protection type See Chapter 2 4 5 Ignition protection type II B H2 Explosion groups see Chapter 2 4 3 Explosion groups T4 Temperature class see Chapter 2 4 4 Tempera ture c...

Page 7: ...a dust air mix ture is present constantly or for long periods of time or often 2G Devices of this category are designed for use in areas in which it is to be expected that an explosive atmosphere con...

Page 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...

Page 9: ...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 Igniti...

Page 10: ...th 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...

Page 11: ...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...

Page 12: ...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 C...

Page 13: ...Value N026 1 2 Max permissible operat ing pressure bar rel 2 5 2 0 Ultimate vacuum mbar abs 100 100 Flow rate at atm pres sure l min 15 0 26 0 Tab 21 Liters in standard state 1013 mbar Other paramete...

Page 14: ...14 Translation of Original Operation and Installation Instruction english KNF 059217 11 19 Weight Pump type Value kg Three phase motor Value kg Capacitor motor N026ST 7 9 8 9 N026AT 6 6 7 6 N026 1 2S...

Page 15: ...tion of Original Operation and Installation Instruction english KNF 059217 11 19 15 5 Design and function Design 1 Pump outlet 2 Pump inlet 3 Capacitor 4 Type plate of the pump 5 Pump head 6 Motor 1 3...

Page 16: ...ion 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...

Page 17: ...There is a risk of injury from cutting on the sharp edges when grabbing corners or when opening the packaging Where appropriate wear suitable personal protective equipment e g safety shoes safety glov...

Page 18: ...xtures 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...

Page 19: ...Danger of burning on hot surfaces Hot surfaces could occur if the pump overheats When installing the pump make sure that sufficient cooling air infeed and discharge is ensured Immediate environment o...

Page 20: ...ead to dangers in combination with adjacent com ponents 7 2 Electrical connection DANGER Danger to life from electric shock Only have the pump connected by an autho rized specialist Only have the pump...

Page 21: ...nnections of the compressor and the first shut off valve WARNING Risk of explosion during pressure limitation result ing from the medium mixing with the environment Make certain that there is no risk...

Page 22: ...Diaphragm pump N026 EX 22 Translation of Original Operation and Installation Instruction english KNF 059217 11 19 3 Lay the suction line and the pressure line at a downward angle to pre vent condensat...

Page 23: ...njury to the eyes due to the present vacuum operating pressure Do not look into the pump inlet outlet during operation Only operate the pumps in accordance with the operating parameters and operating...

Page 24: ...s not exceeded Ensure that the pump outlet is not closed or restricted WARNING Risk of explosion from elevated ambient tempera ture Monitor the ambient temperature compres sion heat motor heat Ensure...

Page 25: ...mp must not be started up against pressure or vacuum dur ing switch on This also applies during operation after a brief power failure Ensure that normal atmospheric pressure is present in the lines wh...

Page 26: ...properties Furthermore 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 Use only original parts from KNF during ser vic...

Page 27: ...amp cloth Only clean the pump with a damp cloth and non flammable cleaning agents If compressed air is present blow out the components 9 3 Changing diaphragm and reed valves valve plate s The sequence...

Page 28: ...sequence WARNING Risk of explosion from formation of potentially ex plosive atmosphere Leaky connections can result in dangerous explo sive atmospheres Make sure that diaphragm valve plates seals and...

Page 29: ...ly 11 Place the reed valves M on the valve seat of the head plate C The slight curvature of the reed valve caused by the pretension must face the head plate C 12 Tighten the valve fastening screw W wi...

Page 30: ...tion of Original Operation and Installation Instruction english KNF 059217 11 19 27 For two headed pumps Perform work steps 3 to 15 on the second head 28 Remount the housing cover H 29 Only for two he...

Page 31: ...ed WARNING Risk of explosion from leaks 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 poison...

Page 32: ...gm G Fastening screw H Housing cover I Flywheel K Connecting rod M Reed valve stainless steel W Valve fastening screw X Washer Y Hexagon socket head cap screws Fig 5 Pump parts for pump models with sm...

Page 33: ...y Tool material 1 Allen key 4 mm 1 Screwdriver blade width 4 5 mm 1 Adjustable face spanner wrench for nuts with two holes or KNF wrench for retainer plate see 11 2 Accessories Thread locker DELO ML 5...

Page 34: ...y for two headed pumps Open the pneumatic connection between the two heads loosen one of the union nuts to do this take care not to kink the connecting hose 2 Removing the housing cover H WARNING Risk...

Page 35: ...e middle posi tion 13 Place the new diaphragm with the retainer plate on the connecting rod K 14 Screw in the retainer plate E clockwise with the wrench for retainer plate and hand tighten the screws...

Page 36: ...WARNING Risk of explosion from leaks 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...

Page 37: ...1 19 37 A Housing B O ring only AT ST ver sions E Retainer plate F Diaphragm G Fastening screw H Housing cover I Flywheel K Connecting rod W Head plate X Intermediate plate Y Hexagon socket head cap s...

Page 38: ...ause Fault remedy Pump is not connected to the elec trical mains Connect the pump to the electrical mains No voltage in the electrical mains Check the room fuse and switch on if necessary Connections...

Page 39: ...connect the pump from the system to deter mine the output values Eliminate throttling e g valve if necessary Use lines or connection parts with larger cross section if necessary Leaks occur at connect...

Page 40: ...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 aggressiv...

Page 41: ...d valve M 001288 Tab 45 see Chapter 9 3 1 Pump models with reed valves Pumps with heads in AP and SP versions with reed valves Spare part Position Order number Diaphragm F 003913 O ring B 118963 Reed...

Page 42: ...isite 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...

Page 43: ...026 EX Appendix Translation of Original Operation and Installation Instruction english KNF 059217 11 19 43 13 Appendix 13 1 Declaration of Conformity For further information see also Konformit tserkl...

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Page 47: ...EX Appendix Translation of Original Operation and Installation Instruction english KNF 059217 11 19 47 13 2 Motor For further information see also BA M56Ex 007 pdf Konformit tserkl rung Motor M56 EX K...

Page 48: ...KNF 121220 121648 02 19 OEM M 56 EX TRANSLATION OF ORIGINAL OPERATING AND INSTALLATION INSTRUCTIONS ENGLISH KNF MOTOR...

Page 49: ...ion and connection 12 7 Operation 16 8 Servicing 17 9 Troubleshooting 18 10 Spare parts 19 11 Returns 24 12 Health and safety clearance and decontamination form 25 KNF Neuberger GmbH Alter Weg 3 D 791...

Page 50: ...failure to observe the warning are specified here The signal word e g Warning indicates the danger level Measures for avoiding the danger and its conse quences are specified here Danger levels Signal...

Page 51: ...or s explosion protection marking 2 3 Use in hazardous areas In hazardous areas zones only operate motors of the corre sponding equipment category and temperature class If the explosion protection of...

Page 52: ...iods or frequently Very high 2 Equipment for areas in which it is to be expected that a dangerous explosive atmosphere will occur occasionally High 3 Equipment for areas in which it is not to be expec...

Page 53: ...oil n Hexane Acetaldehyde IIB City gas Ethylene Ethyl alcohol Hydrogen sulfide Ethyl ether IIC Hydrogen Acetylene Carbon disulfide Tab 5 Classification of the most common flammable gases and vapors f...

Page 54: ...ction Marking Description d Flameproof enclosure e Increased safety i Intrinsic safety p Pressurization m Encapsulation o Oil immersion q Sand filling Tab 7 2 4 6 Equipment protection level Marking De...

Page 55: ...y of motors and parts Observe the accident prevention and safety regulations when performing any work on the motor and during operation When classifying a motor environment in a hazardous area zone ob...

Page 56: ...ercially available and equivalent parts Store all replacement parts in a protected manner and dispose of them properly in accordance with the applicable environmental protection regulations Observe th...

Page 57: ...79 0 ff eb Type of protection Protection level IIC Explosion group T3 Temperature class of capacitor motor T4 Temperature class of 3 phase motor Gb Equipment protection level Tab 9 For explanation of...

Page 58: ...Terminal box cover 3 Cable gland M 16 x 1 5 4 Cable gland M 16 x 1 5 5 Capacitor 6 Capacitor mounting clamp collar band 7 Base plate 8 Type plate 9 Fan cover Fig 1 KNF capacitor motor M 56 Ex 1 Motor...

Page 59: ...e motor connected by an authorized specialist Only have the motor connected when the power supply is disconnected The customary national and international regulations on the set up of electrical syste...

Page 60: ...and electrical connection of the motors The customer must arrange to protect the motor against ex cessive heating as a result of overload in compliance with EN 60079 14 by means of a current dependen...

Page 61: ...f this screwed cable gland is between 5 and 10 mm The maximum conductor cross section that can be connected to the connector is 2 5 mm2 At least 7 mm of the insulation must be stripped off each indivi...

Page 62: ...se the terminal box cover Keep the inside of the terminal box clean The seals must be unblemished and correctly seated 6 Tighten the clamping screw compression screw on the cable gland with a torque o...

Page 63: ...properly see section 2 2 Observe the safety precautions see Chapter 3 WARNING Danger of explosion due to increased ambient temperature Monitor ambient temperature compression heat motor heat Ensure su...

Page 64: ...hours or 24 months at the latest Lead through con nection or lead in parts Inspect regularly In case of damage the damaged parts must be replaced by original spare parts in perfect order Tab 10 Mainte...

Page 65: ...and installation instructions for the pump Send the motor together with completed Health and Safety Clear ance and Decontamination Form Chapter 12 to KNF stating the nature of the transferred medium F...

Page 66: ...have the serial number of your motor handy 10 1 1 Capacitor motors Position No Ident No Description 070 001849 Bearing 170 001850 Bearing 190 049001 Cable gland M 16 x 1 5 200 005498 Fan cover 220 00...

Page 67: ...KNF MOTOR M 56 EX Spare parts Translation of Original Operating and Installation Instructions english KNF 121220 121648 02 19 20 Fig 8 Explosion proof capacitor motor...

Page 68: ...KNF MOTOR M 56 EX Spare parts Translation of Original Operating and Installation Instructions english KNF 121220 121648 02 19 21 Fig 9 Terminal box of explosion proof capacitor motor...

Page 69: ...KNF MOTOR M 56 EX Spare parts Translation of Original Operating and Installation Instructions english KNF 121220 121648 02 19 22 Fig 10 Explosion proof 3 phase motor...

Page 70: ...KNF MOTOR M 56 EX Spare parts Translation of Original Operating and Installation Instructions english KNF 121220 121648 02 19 23 Fig 11 Terminal box of explosion proof 3 phase motor...

Page 71: ...orm For optimal processing of a return a copy of this declaration should be sent in advance via e mail regular mail or fax to KNF Customer Service refer to final page for address In order to avoid end...

Page 72: ...KNF MOTOR M 56 EX Health and safety clearance and decontamination form KNF worldwide Find your local KNF partner on www knf com 12 Health and safety clearance and decon tamination form...

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Page 74: ...ltenden Vorschriften und Bestimmungen Assembly and maintenance staff working on such plant therefore have a particular responsibility The prerequisite for this is precise knowledge of the current rule...

Page 75: ...ng setting up and operation Lors du montage et du fonctionnement observer die nationalen Sicherheitsvor schriften the national safety regulations les prescription de s curit nationales die nationalen...

Page 76: ...Hz Kapazit t 1 55 F Konformit t nach RL 2014 34 EU CE1258 Rated voltage 280 470V Rated frequency 50 60Hz capacitance 1 55 F Conformity after RL 2014 34 EC CE1258 Tension admissble 280 470V Fr quence...

Page 77: ...retien et maintenance 8 1Reparatur und Instandhaltung 8 1 Repairs and maintenance 8 1 R paration et maintenance Der Zustand der ber den Entl ftungs ffnungen vorhandenen Klebeabdeckung ist in geeignete...

Page 78: ...n Vorschriften und Bestimmungen Assembly and maintenance staff working on such plant therefore have a particular responsibility The prerequisite for this is precise knowledge of the current rules and...

Page 79: ...ng setting up and operation Lors du montage et du fonctionnement observer die nationalen Sicherheitsvor schriften the national safety regulations les prescription de s curit nationales die nationalen...

Page 80: ...C 50 C Temp rature ambiante 20 C 50 C Elektrische Daten Electrical data Caract ristiques techniques Bemessungsspannung 280 470V Bemessungsfrequenz 50 60 Hz Kapazit t 1 55 F Konformit t nach RL 2014 34...

Page 81: ...llations fixes L exploitant doit quiper ceux ci d un attache c ble suppl mentaire sur le c ble afin d assurer que les forces de traction et de torsion ne soient pas transmises aux bornes 8 Instandhalt...

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Page 84: ...KNF worldwide You can find our local KNF partners at www knf com...

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