The Grundfos CR Range is the world's most installed vertical multistage centrifugal pump, engineered for dependable high-pressure duty in water supply and industry. Its in-line design with maintenance-free cartridge shaft seal enables compact pipework and fast servicing, while IE3 motors from 0.37 to 75 kW deliver flows up to 180 m3/h and heads up to 330 m at 50 Hz. Cast iron/AISI 304 (CR), all-AISI 304 (CRI) and AISI 316 (CRN) versions cover potable water through aggressive liquids. Applications include pressure boosting, industrial process water, boiler feed, water treatment and RO, and irrigation.

Flow Rate :

0.3 - 180 m3/h (50 Hz; extended CR range up to 320 m3/h)

Head :

Up to 330 m

Power :

0.37 - 75 kW, 2-pole IE3 motors

Power Supply :

1 x 220-240 V (up to 2.2 kW) / 3 x 380-415 V, 50 Hz

Material :

Cast iron + AISI 304 (CR); AISI 304 (CRI); AISI 316 (CRN)

Max Fluid Temperature :

-20 C to +120 C (up to +180 C on request)

Max Working Pressure :

Up to 33 bar standard; high-pressure versions up to 40 bar

Warranty :

24 months from installation (max 30 months from manufacture)