The Grundfos CM Booster Self-Priming is a compact booster pump designed for domestic and light industrial use. The booster unit consists of a robust multistage centrifugal pump and a generator friendly PM1 or PM2 Pressure Manager. The Pressure Manager allows the pump to start and stop automatically according to demand and protects the pump from dry running. The CM Booster Self-Priming is the perfect solution if you are struggling with insufficient mains pressure, and can also be used with above or below ground water sources.
Components:
Self-priming pump CM-SP
Cable 1.2 m with plug
Complete unit: Delivered as a pre-assembled compact unitMaximum suction lift: 4 m (8m with foot valve)Liquid temperature: 0°C to +60°CAmbient temperature: 0°C to +55°CSupply voltage: 1 x 240 Volt 50 HzSystem pressure: Maximum 10 barEnclosure class: Suitable for covered installation (IP55)
Model
P2 [kW]
In [A]
Outlet
Inlet
Rated Flow [m3/h]
Rated Head [m]
Start Type
CMB-SP 1-36
0.50
3.1-2.8
1″ M
1″ F
1.2
29.7
PM1 – 1.5 bar
CMB-SP 3-28
0.50
3.1-2.8
1″ M
1″ F
3
20.5
PM2
CMB-SP 3-37
0.50
3.1-2.8
1″ M
1″ F
3
27.7
PM2
CMB-SP 3-47
0.50
3.1-2.8
1″ M
1″ F
3
34.9
PM2
CMB-SP 3-56
0.67
4.4-4.0
1″ M
1″ F
3
42.1
PM2
CMB-SP 5-28
0.50
3.1-2.8
1″ M
1″ F
4.7
22.1
PM2
CMB-SP 5-47
0.90
5.4-5.0
1″ M
1″ F
4.7
38
PM2
