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Summary of Contents for KNF N87 EX
- Page 1 KNF 323252 04/21 N87.9 EX ATEX TRANSLATION OF ORIGINAL OPERATION AND INSTALLATION INSTRUCTION ENGLISH DIAPHRAGM PUMP Notice! Before operating the pump and the accessories, read the operating and installation instructions and observe the safety notices!
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Page 2: Table Of Contents
Index KNF Neuberger GmbH Alter Weg 3 1 About this document ............ 3 79112 Freiburg 2 Use ................... 6 Germany 3 Safety................ 12 Tel. +49 (0)7664/5909-0 4 Technical data .............. 14 Fax. +49 (0)7664/5909-99 5 Design and function ............ 15 6 Transport ................ -
Page 3: About This Document
à In the event of uncertainties with regard to the content of the operating and installation instructions, please contact the manufacturer (contact data: see www.knf.com). Please have the type and serial number of the pump ready. à Read the operating and installation instructions before you commission the pump. - Page 4 NOTICE Warns of possible dam- Damage is possible. Tab.1 Danger levels Other notices and symbols à An activity to be carried out is specified here (a step). Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 5 Warning of electrical voltage Warning of explosive materials Warning of poisonous substances Warning of hand injuries through crushing Observe the operating instructions General mandatory sign Environmentally conscious disposal Tab.2 Explanations of pictograms Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
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Page 6: Use
This function can be made possible on a project basis following consulta- tion with KNF Customer Service. No overpressure may be applied to the suction side of the pump. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 7 Device group II Device group II applies for devices that are used in other areas that could be endangered by an explosive atmosphere. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 8 Tab.4 Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 9 (or below) (see designation on the type plate) or that is not explosive and not combustible. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 10 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 goals were reached by applying ignition protection type con- structional safety "c". Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 11 The pumps may not be set up outdoors. Commissioning may only be performed with suitable weather- and corrosion-protection paneling. § The pumps are to be set up so that they are not exposed to any UV ra- diation. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
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Page 12: Safety
Therefore, during transport, during installation and during all work on the device in the potentially explosive area: § Only perform work when there is no possibility of a potentially explo- sive atmosphere. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 13 EU/EC directives/standards See EC/EU Declaration of Conformity Customer service and repairs The pumps are maintenance-free. However, KNF recommends periodic in- spection of the pump for obvious changes in noise or vibration.
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Page 14: Technical Data
A leak test can be used to determine whether the original gas tightness is achieved again. Weight Pump type Value [kg] N87 EX 6.65 Tab.12 Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... -
Page 15: Design And Function
5 Design and function Design 1 Pump outlet 2 Pump inlet 3 Pump head 4 Motor type plate 5 Motor 6 Type plate of the pump Fig.1 Design N87 EX Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 16 (2). In the upwards stroke, the diaphragm presses the medium out of the pump head via the outlet valve (1). The pumping chamber (3) is separated from the pump drive by the diaphragm. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
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Page 17: Transport
Permissible humidity (non-condens- 30 to 85 ing) [%] Tab.13 Transport parameters Prior to commissioning, make sure that the pump has reached the ambient temperature (4 Techni- cal data). NOTICE Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... -
Page 18: Installation And Connection
Store the pump at the installation site prior to installation to bring it up to the ambient temperature. à Mounting dimensions For mounting dimensions, see the following illustrations: Fig.3 Mounting dimensions N87 EX Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 19 Installation position The pump must be installed in the depicted installation position. Use metal screws to fasten the pump at the attachment points indicated in Chapter 7 Installation and connection. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 20 à Connected components 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). Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 21 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. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
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Page 22: Operation
Ensure the proper use of the pumps (See Chapter 2.1 Proper use). à Eliminate the possibility of improper use of the pumps (see Chapter 2.2 Improper use). à Observe safety notices (Chapter 3 Safety). Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 23 Because the diaphragm is a wear part, diaphragm breakage may occur at any time. à Pump standstill When the pump is at a standstill, establish normal atmospheric pres- sure in the lines. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 24 à Before recommissioning, observe the applicable standards, guidelines, regulations and technical standards at the electrical connection. à Inspecting the pump Inspect the pump periodically for external damage or leakage. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
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Page 25: Servicing
à Motor bearing Replace after 34,000 operating hours or after no more than 48 months à Gas connections Inspect the pump periodically for external damage or leakage Tab.14 Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 26 Only clean the pump with a damp cloth and non-flammable cleaning agents. à Only use solvents during cleaning if head materials are not corroded (ensure resistance of the material). Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 27 Thread locker (Loctite 222 or comparable product) Felt-tip pen Tab.16 à Information on the procedure Always replace diaphragm and valve plate/seals together to maintain the performance of the pump. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 28 2. Move the structured diaphragm (7) by turning the counterweight to the upper reversal point. Fig.4 Replacing the structured di- aphragm 3. Lift the structured diaphragm (7) onto opposing side edges; hold the structured diaphragm and unscrew it counterclockwise. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 29 2. Check the valve seats, intermediate plate (6) and head plate (5) for soiling and damage. Clean the parts if necessary. 3. Contact KNF in the event of unevenness, scratches or corrosion. Order and replace damaged parts. 4. Insert the new valve plates/seals (12) in the valve seats of the interme- diate plates (6).
- Page 30 Thread locker (Loctite 222 or comparable product) Felt-tip pen Tab.18 à Information on the procedure Always replace diaphragm and valve plate/seals together to maintain the performance of the pump. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 31 Perform the work steps carefully and without Fig.7 Marking with felt-tip pen the use of force. 3. Loosen the four fastening screws (Fig. 4/2) and remove the housing cover (Fig. 4/3). The counterweight is visible. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 32 3. Check the valve seats, intermediate plate (1) and head plate (4) for contamination and damage. Clean the parts if necessary. Fig.9 Aligning disk spring 4. Contact KNF in the event of unevenness, scratches or corrosion. Order and replace damaged parts. The valve plates/seals are identical for the pressure and suction side.
- Page 33 Leaks may lead to poisoning, chemical WARNING burns or similar injuries. Before recommissioning, observe the applicable standards, guide- lines, regulations and technical standards at the electrical connec- tion. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
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Page 34: Troubleshooting
Install the pump at the highest location in the sys- tem. à Diaphragm or valve plate/seal is Change the diaphragm and the valve plate/seal worn. (see Chapter 9 Servicing). Tab.19 Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 35 Cause Fault remedy à Pump bearing worn or defective. Determine the cause. à Contact KNF Customer Service. à Motor worn or defective. See operating instructions for the motor. Tab.21 Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 36 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, specifying the pumped medium. Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
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Page 37: Spare Parts And Accessories
044973 Tab.22 N87TTE spare parts 11.2 Accessories Description Order number Hose connector for hose 014052 ID 6 (PVDF, G 1/8) Male connection 014049 OD 6 (PVDF, G 1/8) Tab.23 Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... -
Page 38: Returns
Returns KNF shall undertake to repair the pump only under the condition that the customer presents a certificate regarding the medium that is pumped and the cleaning of the pump. Please follow the instructions at knf.com/repairs here. -
Page 39: Appendix
Diaphragm pump N87.9 EX Appendix 13 Appendix 13.1 Declaration of Conformity For further information, see also § Konformitätserklärung N87EX.pdf Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21... - Page 44 Appendix Diaphragm pump N87.9 EX 13.2 Motor For further information, see also § Betriebsanleitung Motor.pdf § Anschlussplan Motor.pdf § CE-Erklärung Motor.pdf Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21...
- Page 45 . The coupling components must also be balanced with a half key on a smooth Motors with forced ventilation (IC416) The Ex d motors have a normal terminal board. mandrel. Coupling belts and pulleys must be assembled by suitable tools to protect the bearings.
- Page 46 ORANGE 1 ELECTRIC MOTORS S.P.A. Via Mantova 93 43122 Parma Italy Te. +39 (0)521 272383 www.orange1.eu Dichiarazione UE di Conformità / UE Declaration of Conformity / Déclaration UE de Conformité UE Konformit tserk rung / Declaration UE de Conformidad ä ä...
- Page 47 Schemi di collegamento / Wiring diagrams Trifase 1 Velocità 2-4-6-8 poli (6 fili) – Three-phase 1 speed 2-4-6-8 poles (6 wires) W2 U2 V2 W2 U2 V2 W2 U2 V2 W2 U2 V2 U1 V1 W1 V1 W1 L2 L3 L2 L3 L2 L3 L2 L3...
- Page 49 IECEx Certificate of Conformity INTERNATIONAL ELECTROTECHNICAL COMMISSION IEC Certification Scheme for Explosive Atmospheres for rules and details of the IECEx Scheme visit www.iecex.com Certificate No.: IECEx EUT 14.0001X Issue No: 2 Certificate history: Issue No. 2 (2019-02-08) Status: Current Issue No. 1 (2017-03-10) Page 1 of 4 Issue No.
- Page 50 IECEx Certificate of Conformity Certificate No: IECEx EUT 14.0001X Issue No: 2 Date of Issue: 2019-02-08 Page 2 of 4 Manufacturer: ORANGE1 ELECTRIC MOTORS S.p.A. Via Mantova, 93 43122 Parma Italy Additional Manufacturing location(s): This certificate is issued as verification that a sample(s), representative of production, was assessed and tested and found to comply with the IEC Standard list below and that the manufacturer's quality system, relating to the Ex products covered by this certificate, was assessed and found to comply with the IECEx Quality system requirements.
- Page 51 IECEx Certificate of Conformity Certificate No: IECEx EUT 14.0001X Issue No: 2 Date of Issue: 2019-02-08 Page 3 of 4 Schedule EQUIPMENT: Equipment and systems covered by this certificate are as follows: The three-phase and single-phase asynchronous squirrel cage rotor motors series O-M, are made of aluminium (the paint used has a maximum thickness of 0.2 mm) with separate parts: motor enclosure, terminal box for supply and a capacitor enclosure.
- Page 52 IECEx Certificate of Conformity Certificate No: IECEx EUT 14.0001X Issue No: 2 Date of Issue: 2019-02-08 Page 4 of 4 DETAILS OF CERTIFICATE CHANGES (for issues 1 and above): - Changing of manufacturer's references - Use of metric threaded plugs in holes of flameproof terminal enclosure with a free internal volume up to 450 cm (which is possible for motors from size 63 to size 132) Annex:...
- Page 56 KNF worldwide You can find our local KNF partners at: www.knf.com...
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