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DIAPHRAGM LIQUID PUMP
NF 60, NFB 60
NF 60 KP .51 DC 12 V
.51 / - [Ch. 2]
KP / KT / TT / FT [Ch. 4]
60
NF / UNF / NFB
- / PMLxxxx / PLxxxx [Ch. 1]
Operating and
Installation
Instructions
Read and observe these oper-
ating and installation instruc-
tions!
An additional letter prefixing the
NF model code is a country-
specific designation and has no
technical relevance.
KNF Flodos AG
Wassermatte 2
6210 Sursee, Switzerland
Tel. +41 (0)41 925 00 25
Fax +41 (0)41 925 00 35
www.knf-flodos.ch
info@knf-flodos.ch
KNF Flodos AG BA_NF60_EN_05_069208
Translated from the Original Operating and Installation Instructions
Supply voltage [Ch. 4]
E / DC / DCB-B / DCB-4B
Contents
1. About this document ................................................................. 2
2. Use ........................................................................................... 3
3. Safety ....................................................................................... 5
4. Technical data .......................................................................... 7
5. Assembly and function ........................................................... 10
6. Installation and connection ..................................................... 11
7. Operation ................................................................................ 17
8. Servicing ................................................................................. 20
9. Troubleshooting ...................................................................... 22
10. Decontamination declaration .................................................. 24
Page
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Table of Contents
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Summary of Contents for KNF NF 60
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Page 1: Table Of Contents
DIAPHRAGM LIQUID PUMP NF 60, NFB 60 NF 60 KP .51 DC 12 V Supply voltage [Ch. 4] E / DC / DCB-B / DCB-4B .51 / - [Ch. 2] KP / KT / TT / FT [Ch. 4] NF / UNF / NFB - / PMLxxxx / PLxxxx [Ch. -
Page 2: About This Document
Diaphragm liquid pump NF 60, NFB 60 About this document About this document 1.1. Use of the operating and installation instruc- tions The operating and installation instructions are part of the pump. ➔ Pass on the operating and installation instructions to the next owner. -
Page 3: Use
Diaphragm liquid pump NF 60, NFB 60 2.1. Proper use The pumps are intended for transferring and metering liquids. 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. - Page 4 ➔ Because the cleaning requirements of the diaphragm liquid pumps depend on the application, KNF is unable to guarantee cleaning options. The responsibility for cleaning the pump(s) therefore lies with the user. While the NSF/ANSI 169 standard regulates OEM products, it does not define cleaning methods for specific OEM products.
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Page 5: Safety
Diaphragm liquid pump NF 60, NFB 60 Safety Safety Note the safety precautions in Chapters 6. Installation and connection, and 7. Operation. The pumps are built according to the generally recognized rules of technology and in accordance with the pertinent occupational safety and accident prevention regulations. - Page 6 ▪ IEC/EN 61000-6-2 ▪ IEC/EN 61000-6-3 Customer service and All repairs to the pump(s) must be carried out by the relevant KNF repairs Customer Service team. Only use KNF original parts for all maintenance work. KNF Flodos AG BA_NF60_EN_05_069208 Translated from the Original Operating and Installation Instructions...
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Page 7: Technical Data
Diaphragm liquid pump NF 60, NFB 60 Technical data Technical data Pump materials The pump type KP / KP.51 stands for: Assembly Material Pump head * Valve plate EPDM Diaphragm PTFE Resonating diaphragm PTFE O-ring EPDM Tab. 2 according to DIN ISO 1629 and 1043.1... - Page 8 Diaphragm liquid pump NF 60, NFB 60 Technical data Hydraulic ratings Parameter Value 0.6 Flow rate NF 60 [l/min] 1), 2) 2 x 0.6 1), 2) Flow rate NFB 60 [l/min] Permissible pressure NF 60, NFB 60 [bar g] Suction head [mWG] NF 60, NFB 60 [bar g] Tab.
- Page 9 Diaphragm liquid pump NF 60, NFB 60 Technical data Specifications NFB 60 DCB-B / DCB-4B Motor variant DCB-B DCB-B DCB-4B Supply voltage [V] 10..26.4 Power consumption [W] 13.2 10.1 Max. current at max. 0.42 0.95-0.42 load [A] Protection class [-]...
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Page 10: Assembly And Function
Diaphragm liquid pump NF 60, NFB 60 Assembly and function Assembly and function Assembly Outlet Inlet Connecting plate Motor Head plate Intermediate plate Fig. 1: Diaphragm liquid pump NF 60 Exhaust valve Inlet valve Working chamber Diaphragm Eccentric Connecting rod Pump drive Fig. -
Page 11: Installation And Connection
Diaphragm liquid pump NF 60, NFB 60 Installation and connection Installation and connection Only install and operate the pumps under the operating parameters and conditions described in Chapter 4, Technical data. Observe the safety notes (see Chapter 3). 6.1. Installation ➔... - Page 12 Diaphragm liquid pump NF 60, NFB 60 Installation and connection Fig. 5: Mounting dimensions NF 60 DCB-4B Fig. 6: Mounting dimensions NF 60 E Fig. 7: Mounting dimensions NFB 60 DCB-B KNF Flodos AG BA_NF60_EN_05_069208 Translated from the Original Operating and Installation Instructions...
- Page 13 Diaphragm liquid pump NF 60, NFB 60 Installation and connection Fig. 8: Mounting dimensions NFB 60 DCB-4B KNF Flodos AG BA_NF60_EN_05_069208 Translated from the Original Operating and Installation Instructions...
- Page 14 (Fig. 9). Fig. 9: Optimal mounting orientation / horizontal ➔ KNF recommends mechanically decoupling the pump from the Decoupling pipework system, e.g. by using flexible hoses or pipes. This prevents any oscillations of the pump being transferred to the system.
- Page 15 Diaphragm liquid pump NF 60, NFB 60 Installation and connection 6.2. Electrical connection For pumps with alternating current motors: Risk of electric shock, danger of death ➔ Pump should only be connected by a specialist. ➔ Only connect the pump when the power supply is turned off.
- Page 16 Diaphragm liquid pump NF 60, NFB 60 Installation and connection 6.3. Hydraulic connection ➔ Only connect components to the pump that are designed to Connected components handle the hydraulic data of the pump (see Chapter 4, Tech- nical data). ➔ Only use hoses that are suitable for the maximum operating Hoses pressure of the pump (see Chapter 4).
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Page 17: Operation
Diaphragm liquid pump NF 60, NFB 60 Operation Operation ➔ The pumps should only be used under the operating parame- ters/conditions described in Chapter 4, Technical data. ➔ Ensure that the pumps are being used correctly (see Section 2.1). ➔ Improper use of the pumps must be prevented (see Section 2.2). - Page 18 ➔ Ensure that the system is subject to normal atmospheric pres- sure (release the hydraulic pressure). Flow rate NF 60 Fig. 11: Flow rate of pumps NF 60 DC, NF 60 DCB-B / DCB-4B and NFB 60 DCB-B / DCB-4B (per pump head) KNF Flodos AG BA_NF60_EN_05_069208...
- Page 19 Diaphragm liquid pump NF 60, NFB 60 Operation Fig. 12: Flow rate of the pump NF 60 E KNF Flodos AG BA_NF60_EN_05_069208 Translated from the Original Operating and Installation Instructions...
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Page 20: Servicing
➔ Rinse the pump with a neutral liquid and pump empty. 8.2.1. Flushing the pump ➔ If pumping aggressive media, KNF recommends flushing the pump with air under atmospheric conditions for several minutes prior to switch off (if necessary for safety reasons: use an inert gas). - Page 21 Diaphragm liquid pump NF 60, NFB 60 Servicing Dismantling the pump heads Loosen the four head screws (1) and remove the entire head. Removing the valve plate Remove the connecting plate (5) from the intermediate plate (7). Take the valve plate (6) out of the intermediate plate (7).
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Page 22: Troubleshooting
Diaphragm liquid pump NF 60, NFB 60 Troubleshooting 8.3. Replacing parts Same procedure as in Section 8.2, "Cleaning", however, instead of cleaning the resonating diaphragm (3), O-ring (4), connecting plate (5), valve plate (6), intermediate plate (7), diaphragm (8), support (9) and washer (10), replace them with new components. - Page 23 Fault cannot be rectified If you are unable to identify any of the above causes, please send the pump to KNF customer services (see address on last page). Flush the pump to clear the pump head of any hazardous or aggressive fluids (see Section 8.2.1).
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Page 24: 10. Decontamination Declaration
Diaphragm liquid pump NF 60, NFB 60 Decontamination declaration 10. Decontamination declaration KNF shall only undertake to repair the pump on condition that the customer provides certification of the transferred media and the cleaning of the pump (decontamination declaration). ➔ In order to send a product back use the decontamination declaration, which either was delivered with the product or is available on www.knf.com (Downloads). - Page 25 Diaphragm liquid pump NF 60, NFB 60 For your notes KNF Flodos AG BA_NF60_EN_05_069208 Translated from the Original Operating and Installation Instructions...
- Page 26 KNF worldwide Please find your local KNF partners at: www.knf.com...
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