Grundfos CM series User Manual

Appendix
17
Fig. 7 NPSH curves for CM 15
Fig. 8 NPSH curves for CM 25
TM04 0462 0309
0 2 4 6 8 10 12 14 16 18 20 22 24 26 Q [m³/h]
0
2
4
6
8
10
12
14
[m]
NPSH
CM 15
60 Hz
50 Hz
TM04 0463 0309
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 Q [m³/h]
0
2
4
6
8
10
12
14
16
18
20
[m]
NPSH
CM 25
60 Hz
50 Hz

Grundfos CM series Specifications

General

Enclosure Class	IP55
Impeller Material	Stainless steel
Type	Centrifugal
Material	Cast iron or stainless steel (various grades depending on model)
Motor range	0.37 kW to 4 kW (depending on model)
Applications	Water supply, Industrial processes
Maximum Operating Pressure	10 bar
Installation	Horizontal or Vertical
Stages	Multi-stage
Motor Power	0.37 kW to 4 kW (depending on model)
Speed	2900 rpm
Power supply	1 x 220-240 V, 50/60 Hz or 3 x 220-240/380-415 V, 50/60 Hz (depending on model)