Grundfos Pump CMB SP3-47
The Grundfos CM Booster self-priming pump with PM2 pressure manager is a compact booster solution for water supply in domestic applications. The pressure booster unit consists of a Grundfos CM self-priming pump and a Grundfos 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 pump can create a suction lift of up to 8 m, and it is very easy to install. When the booster has been connected to the pipework, just plug it into a socket, and the system is operational.
Features
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Applications The Grundfos CM Booster self-priming pump with PM2 pressure manager is mainly used for domestic and light commercial water supply or booster systems.
| Product name | CMB-SP 3-47 I-C-A-A-C-A |
| Product No | 98507629 |
| EAN number | 5711496304620 |
Technical
| Pump speed on which pump data are based | 2900 rpm |
| Rated flow | 3 m³/h |
| Rated head | 34.9 m |
| Impellers | 5 |
| Primary shaft seal | AVBE |
| Approvals and markings | CE,CN ROHS |
| Curve tolerance | ISO9906:2012 3B |
| Model | A |
| Return valve | YES |
| Self-priming | 4 m |
| Start pressure | PM2 |
Materials
| Pump housing | Stainless steel |
| DIN W.-Nr. 1.4301 | |
| AISI 304 | |
| Impeller | Stainless steel |
| DIN W.-Nr. 1.4301 | |
| AISI 304 | |
| Rubber | EPDM |
Installation
| Maximum ambient temperature | 50 °C |
| Flange standard | WHITWORTH THREAD RP |
Liquid
| Pumped liquid | Water |
| Liquid temperature range | 0 .. 60 °C |
| Selected liquid temperature | 20 °C |
| Density | 998.2 kg/m³ |
Electrical data
| Rated power – P2 | 0.5 kW |
| Mains frequency | 50 Hz |
| Rated voltage | 1 x 220-240 V |
| Maximum current consumption | 3.1-2.8 A |
| p max system | 10 bar |
| Rated speed | 2730-2740 rpm |
| Enclosure class (IEC 34-5) | IP55 |
| Insulation class (IEC 85) | F |
| Built-in motor protection | TP 211 |
| Type of cable plug | AU |
| Mains cable | 1.5 m |
Tank
| Tank volume | NONE l |
Others
| Net weight | 15.8 kg |
| Gross weight | 21 kg |
Price includes GST.