Grundfos CR Series User Manual

15
English (US)
8.8 Minimum continuous duty flow rates [gpm]
* Grundfos Cool-Top
®
is only available in the following pump types:
Pump type
min. °F to 176 °F
(min. °C to 80 °C)
at 210 °F
(at 99 °C)
at 248 °F
(at 120 °C)
at 356 °F
(at 180 °C)
CR, CRI, CRN 1s 0.5 0.7 1.2 1.2*
CR, CRI, CRN 1 0.9 1.3 2.3 2.3*
CR, CRI, CRN 3 1.6 2.4 4.0 4.0*
CR, CRI, CRN 5 3.0 4.5 7.5 7.5*
CR, CRI, CRN 10 5.5 8.3 14 14*
CR, CRI, CRN 15 9.5 14 24 24*
CR, CRI, CRN 20 11 17 28 28*
CR, CRN 32 14 21 35 35*
CR, CRN 45 22 33 55 55*
CR, CRN 64 34 51 85 85*
CR, CRN 90 44 66 110 110*
CR, CRN 120 60 90 N/A N/A
CR, CRN 150 75 115 N/A N/A
CRT 2 1.3 2.0 3.3 N/A
CRT 4 3.0 4.5 7.5 N/A
CRT 8 4.0 6.0 10 N/A
CRT 16 8.0 12 20 N/A
Pump type CR 1s CR 1 CR 3 CR 5 CR 10 CR 15 CR 20 CR 32 CR 45 CR 64 CR 90
Standard (CR) ●●●●
I version (CRI) ●●●●●●●
N version (CRN) ●●●●●●●●●●●

Grundfos CR Series Specifications

General

Type	Centrifugal pump
Material	Stainless steel
Motor range	0.37 kW to 22 kW
Applications	Water supply
Impeller Material	Stainless steel
Connections	Flanged
Speed	2900 rpm
Temperature range	-20°C to +120°C (depending on model and material)