KNF N 143 AV.12 E - Page 9

Diaphragm Pumps N 143/186.12 Technical Data
Translation of original Operating and Installation Instructions, english, KNF 121610-121613 07/16 9
Pneumatic Connections
Parameter
Value
N 143 _ _.12 E and
N 186.3 _ _.12 E
Thread size G 1/4
N 186.1.2 _ _.12 E
Taper bush type pipe union for
pipe OD 10
Hole for pressure monitoring of
intermediate space between
working diaphragm and safety
diaphragm
Thread size G 1/8
Tab. 9
Electrical data
Parameter
Value
Electrical data
See type plate
Protection class motor
IP44
Maximum permitted mains
voltage fluctuations
+/- 10 %
Tab. 10
The pumps with capacitor motor are fitted as standard with a
thermal-switch to protect against overloading.
Weight
Pump type
Weight (kg)
N 143 AN.12 E
N 143 AV.12 E
approx. 13.0
N 143 SN.12 E
N 143 SV.12 E
approx. 15.5
N 186.1.2 AN.12 E
N 186.1.2 AV.12 E
approx. 18.5
N 186.1.2 SN.12 E
N 186.1.2 SV.12 E
approx. 23.0
N 186.3 AN.12 E
N 186.3 AV.12 E
approx. 18.0
N 186.3 SN.12 E
N 186.3 SV.12 E
approx. 23.5
Tab. 11
Thermal-switch