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Operating and Installation Instructions
Swing Piston Compressors
NPK 02 AP DC
Type range:
NPK 02 AP DC-B
NPK 02 AP DC-B4
You have selected a high-quality KNF product; the following tips will help you operate it safely, and
reliably over a long period of time. Carefully study the Operating and Installation Instructions before
using the pumps and observe at all times the relevant instructions to avoid dangerous situations. The
manual was produced for the serial pumps stated above. With customer-specified projects (pump
types starting with "PJM", "PMM", "PU" or "MPU") there could be differences in detail. For customer-
specified projects please therefore take into account any agreed technical specifications, as well as
these instructions.
Product centre for
micro pumps
KNF Micro AG
Zelglimatte 1b
CH-6260 Reiden
Switzerland
Tel.
+41(0) 62 787 88 88
www.knf.com
KNF Micro BA354448 NPK02-EN 0225.docx
Translation of original Operating and Installation Instructions, English
Contents
1. About this document ................................................................. 2
2. Use ........................................................................................... 3
3. Safety ....................................................................................... 4
4. Technical data .......................................................................... 6
5. Assembly and function ............................................................. 9
6. Operation ................................................................................ 12
7. Servicing ................................................................................. 14
8. Troubleshooting ...................................................................... 15
9. Returns ................................................................................... 16
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Summary of Contents for KNF NPK 02 AP DC
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Page 1: Table Of Contents
NPK 02 AP DC-B NPK 02 AP DC-B4 You have selected a high-quality KNF product; the following tips will help you operate it safely, and reliably over a long period of time. Carefully study the Operating and Installation Instructions before using the pumps and observe at all times the relevant instructions to avoid dangerous situations. -
Page 2: About This Document
➔ This indicates a required activity (step). 1. This indicates the first step of a required activity. Additional consecutively numbered steps follow This symbol indicates important information KNF Micro BA354448 NPK02-EN 0225.docx Translation of original Operating and Installation Instructions, English... -
Page 3: Use
Swing Piston Compressor NPK02 Technical data 2.1. Intended use KNF pumps are to transfer, evacuate and compress gases and gas-fluid-mixtures. Owner's responsibility Operating parameters and Only install and operate the pumps under the operating parameters conditions and conditions described in Chapter 4, Technical data. Only com- pletely installed pumps may be taken into service. -
Page 4: Safety
4) of the pump. If necessary, consider any external sources of energy, such as radiation, that may add heat to the medium. In case of doubt, consult the KNF customer service. Notes Always ensure adherence to all information stickers on the pumps, such as flow direction arrows and type plates, and keep stickers in legible condition. - Page 5 The pumps comply with the fundamental requirements of Directive 2011/65/EU; 2015/863/EU (RoHS). Customer service and repairs All repairs to the pump(s) must be carried out by the relevant KNF customer service team. Exception service interval: see 7.3 KNF Micro BA354448 NPK02-EN 0225.docx...
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Page 6: Technical Data
Head plate Cylinder Aluminium / PEEK Valve plate EPDM Sealing lid PTFE Clamping disc Aluminium Clamping disc screw Steel Tab. 3 1) according DIN ISO 1629 and 1043.1 KNF Micro BA354448 NPK02-EN 0225.docx Translation of original Operating and Installation Instructions, English... - Page 7 Max. operating pressure [bar g] 2), 3) Max. vacuum [mbar abs] Tab. 4 Characteristics NPK 02 AP DC-B / NPK 02 AP DC-B4 DC-B: Brushless motor with internal electronic – 2 wires DC-B4: Brushless motor with internal electronic - 4 wires Motor Variants Supply voltage[V] Max.
- Page 8 Swing Piston Compressor NPK02 Technical data Motor specification B4 (brushless motor with internal elec- tronic) Motor electrical specifications NPK 02 AP DC-B4 6V/ 12V / 24V Electrical connections Function Lead color Signal name Size + Supply voltage + Vs AWG 26...
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Page 9: Assembly And Function
See chapter 4. Technical data, Tab. 8, page 8 ➔ Free-hanging cables should be secured against vibra- tions (attached to the motor with a cable loop). KNF Micro BA354448 NPK02-EN 0225.docx Translation of original Operating and Installation Instructions, English... -
Page 10: Pneumatic Connection
4. Check that the hoses and transition joints (hose connect- or/hose) are fitted correctly and securely. 5. Check that the system is leak-tight. KNF Micro BA354448 NPK02-EN 0225.docx Translation of original Operating and Installation Instructions, English... -
Page 11: Mounting Instruction
5.4. Mounting Instruction Fixation with mounting clip The pump is basically designed for fixation with a mounting clip. The clip can be fixed with four M3 screws. KNF Micro BA354448 NPK02-EN 0225.docx Translation of original Operating and Installation Instructions, English... -
Page 12: Operation
Please contact your local KNF partner for further information (www.knf.com). ➔ If the pump stops running, restore the system to normal atmos- Pump standstill pheric pressure. - Page 13 Short start and stop cycles may adversely affect the service life of the motors If the pump is operated with short cycles in your application, please contact a KNF pump specialist for further information (Telephone number: www.knf.com) KNF Micro BA354448 NPK02-EN 0225.docx...
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Page 14: Servicing
When reas- sembling, the same spacers must be fitted again. KNF Micro BA354448 NPK02-EN 0225.docx Translation of original Operating and Installation Instructions, English... -
Page 15: Troubleshooting
Fault cannot be rectified If you are unable to identify any of the above causes, please send the pump to KNF customer service (see address on last page). 1. Isolate the pump from the power supply and remove the pump from the system. -
Page 16: 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. - Page 17 Swing Piston Compressor NPK02 KNF Micro BA354448 NPK02-EN 0225.docx Translation of original Operating and Installation Instructions, English...
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