Grundfos Fire NKF series Montage- Und Betriebsanleitung Seite 142

NPSH curves
H
[m]
6
4
ø170
2
0
0 20 40
H
[m]
6
4
ø170
2
0
0 20 40 60
H
[m]
6
ø188
4
2
0
0 40 80
H
[m]
6
ø216
4
2
0
0 40 80
142
NKF 50-200, 50 Hz
ø219
60 80 Q [m³/h]
NKF 65-200, 50 Hz
ø219
80 100 Q [m³/h]
NKF 80-200, 50 Hz
ø222
120 160 Q [m³/h]
NKF 80-250, 50 Hz
ø270
120 160 Q [m³/h]
H
[m]
6
4
2
0
0 100 200 300
H
[m]
4
3
2
1
0
0 100 200 300
H
[m]
6
4
2
0
0 100 200 300
Air-borne noise emitted by pumps fitted with MMG motors
50 Hz
-1
2-pole: n = 2900 min
-1
4-pole: n = 1450 min
Motor
[kW]
15.0
18.5
22.0
30.0
37.0
45.0
55.0
75.0
90.0
132.0
160.0
200.0
250.0
315.0
NKF 150-400, 50 Hz
ø318
ø410
400 500 Q [m³/h]
NKF 200-500, 50 Hz
ø446
ø530
400 500 Q [m³/h]
NKF 200-500, 50 Hz
ø446
ø530
400 500 Q [m³/h]
L [dB(A)]
pA
MMG, model E
2-pole 4-pole
78
78
82
84
84
84
85
86
86
85
89
89
93
93