Product Description
CMB 3-37 A-C-A-A-A-A
The Grundfos CM Booster with pressure manager PM1 is a compact booster set for water supply in domestic applications. The pressure booster unit consists of a Grundfos CM pump and a Grundfos pressure manager PM1. The pressure manager allows the pump to start and stop automatically according to demand and protects the pump from dry running. The CM Booster is very easy to install. When the booster has been connected to the pipework, it is all a matter of plugging the plug into a socket, and the system is operational.
Features
compact
easy installation
dry-running protection
anti cycling (leakage detection).
Applications Grundfos CM PM1 Booster is mainly used for domestic and light commercial water supply or booster systems.
NB:
Suction lift: Max. 1 m, including suction-pipepressure loss at a liquid temperature of +20 °C. (not self-priming)
Liquid:
Pumped liquid: Water
Liquid temperature range: 0 .. 60 °C
Selected liquid temperature: 20 °C
Density at selected liquid temperature: 998.2 kg/m³
Technical:
Pump speed on which pump data are based: 2900 rpm
Rated flow: 51.67 l/min
Rated head: 27.7 m
Primary shaft seal: AVBE
Approvals and markings: CE,C-TICK
Start pressure: PM1 - 1.5 bar
Materials:
Pump housing: Cast iron
EN-JL1030
ASTM 30 B
Impeller: Stainless steel
DIN W.-Nr. 1.4301
AISI 304
Rubber: EPDM
Installation:
Maximum ambient temperature: 55 °C
Flange standard: WHITWORTH THREAD RP
Pump inlet: Rp 1
Pump outlet: EXT. G1
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
Rated speed: 2730-2740 rpm
Enclosure class (IEC 34-5): IP55
Insulation class (IEC 85): F
Type of cable plug: AU
Mains cable: 1.5 m
Others:
Net weight: 13.6 kg
Gross weight: 17.1 kg
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