Description

Grundfos CMBE-5-31 is a 230V all-in-one booster pump system with adjustable outlet pressure. It’s compact, time-tested and features an advanced control with built-in pressure tank to prevent water pressure fluctuations due to change in demand or inlet pressure.
Installation is easy – simply connect the inlet/outlet pipes, plug the pump into an outlet and set the desired pressure.
Grundfos CMBE system is made using high quality materials, including 304 stainless steel housing & impeller – to ensure a lasting, worry-free performance.
CMBE-5-31 model is powerful, highly versatile and suitable for a wide range of residential & commercial applications – from apartment buildings to hotels and office buildings.

Cross-References:

Grundfos: 30 BMQE 05B-90, 30 BMQE 10C-130

Features:

Suitable for apt. buildings, hotels and office buildings
Adjustable output pressure via buttons on top panel
Easy installation – simply connect the piping, connect power and dial the desired pressure
No fluctuations due to change in water demand or pump starting/stopping
Quiet, compact, rugged and reliable design
Includes 5ft cord w/ plug
High-efficiency ECM motor uses up to 85% less electricity
Built-in thermal, dry-run and overload protection
Grundfos Eye LED displays system status for easy troubleshooting
Grundfos GO compatible
5-way fitting w/ integrated check valve, expansion tank and pressure gauge – included
cULus Listed; NSF/ANSI 61 & 372, MH26400 Listed

Technical Specifications:

Head Range: 0-112 ft
Flow Range: 0-36 GPM
Connections: 1-1/4″ FNPT inlet, 1″ FNPT outlet
Electrical Specs: 200-240V, 50/60 Hz, Single Phase, 1.1 kW max, 6.7-5.6 Amps max
Motor Rating: 3/2 HP, 360-4000 rpm
Liquid Temperature Range: 32°F – 140°F
Max. Ambient Temperature: 131°F
Max Operating Pressure: 145 psi
Cut-In Pressure: 7 psi above setpoint
Enclosure Class: IP55
Materials: 304 Stainless Steel Housing & Impeller, Cast Iron Flange, Silumin (Alu) Stator Housing, Composite Terminal Box and Fan Cover
Sound level: 55 db(A)
Net Weight: 38 lbs
Dimensions (Depth x Width x Height): 12.90″ x 8.54″ x 17.30″