Technical data
Diaphragm pump N87.9
10
Translation of Original Operating and Installation Instruction, english, KNF 121538-121541 11/22
3 Technical data
3.1 Technical data
Pump materials
Assembly
Material
Pump head
PVDF
Diaphragm
PTFE-coated
Valves
FFPM
Tab.5 Pump materials
Pneumatic values
Parameter
Value
Max. permissible operating pressure
[bar rel*]
1,5
Ultimate vacuum [mbar abs.]
140
Flow rate at atm. pressure [l/min]**
7,5
Tab.6 Pneumatic values
*Bar rel related to 1013 hPa
**Liters in standard state (1013 hPa, 20 °C)
Pneumatic connections
Pump type
Value
N87TTE
Thread size G 1/8*
Tab.7 *Acc. to ISO 228
Electrical data
Parameter
Value
Value
Value
Value
Voltage [V]
230
115
100
220
Frequency [Hz]
50
60
50/60
60
Power P
1
[W]
70
70
70
70
Max. permissible line voltage fluctu-
ations
± 10%
Drive protection class
IP54
Rated current consumption [A]
0,45
0,7
1,0
0,5
Tab.8
Weight
Pump type
Value [kg]
N87TTE
3,1
Tab.9 Weight