KNF – Diaphragm Moist Gas Vacuum Pump
Chemically resistant, oil-free diaphragm vacuum pump features PTFE heads, PTFE-coated diaphragms, and FFPM valves. An integrated self-drying system prevents the accumulation of condensates within the pump heads.
Ideal for Applications with Exceedingly:
- Wet vapors
- Aggressive and wet vapors/gases
Technical Specifications
| Models | LABOPORT® N 820.3 FT.40.18 | LABOPORT® N 840.3 FT.40.18 | LABOPORT® N 860.3 FT.40.18 |
| Weight [kg] | 9.6 | 12.9 | 14.8 |
| Dimensions W x H x D [mm] | 177 x 220 x 312 | 189 x 239 x 341 | 291 x 278 x 331 |
| Permissible media and ambient temperature [°C] | +5 … +40 | +5 … +40 | +5 … +40 |
| Flow rate [m3 /h] at atm. pressure | 1.2 | 2.04 | 3.6 |
| Flow rate [l/min] at atm. pressure | 20 | 34 | 60 |
| Ultimate vacuum [mbar abs.] | 10 | 10 | 4 |
| Operating pressure [bar] | 1 | 1 | 1 |
| Voltage [V] | 230 | 230 | 230 |
| Frequencies [Hz] | 50 | 50 | 50 |
| Motor protection | IP44 | IP 44 | IP 54 |
| Power P1 [W] | 120 | 245 | 220 |
| Operating current [A] | 0.7 | 1.5 | 1.6 |
Key Features
- Clean, 100% oil-free operation
- Corrosion-resistant PTFE/FFPM flowpath
- Chemically resistant and thus ideal for use with extremely aggressive/corrosive gases and vapors
- Compact, quiet and reliable
- Self-drying system removes condensate without affecting the vacuum level
- Maintenance-free
- Environmentally friendly
Available Models
LABOPORT® N 820.3 FT.40.18 is a chemically resistant, oil-free diaphragm vacuum pump featuring PTFE heads, PTFE-coated diaphragms and FFPM valves. An integrated self-drying system prevents the accumulation of condensates within the pump heads. Ideal for applications with exceedingly wet vapors.
LABOPORT® N 840.3 FT.40.18 is a chemically resistant, oil-free diaphragm vacuum pump featuring PTFE heads, PTFE-coated diaphragms and FFPM valves. An integrated self-drying system prevents the accumulation of condensates within the pump heads. Ideal for applications with exceedingly wet vapors.
Key Features
- Handles wet vapors without damage thanks to an additional gas ballast valve
- Gastight, leakage rate approx. 6 x 10-3 mbar x l/s, not tested in serial production
N 860.3 FT.40.18 is a chemically resistant diaphragm vacuum pump featuring PTFE heads, PTFE-coated diaphragms and FFPM valves. An integrated self-drying system prevents the accumulation of condensates within the pump heads. Ideal for applications with exceedingly aggressive and wet vapors/gases.
KNF was founded in 1946 in Freiburg, Germany as a family-owned business and has 24 locations worldwide to this day….
