Grundfos CRN Series Product Guide

Pumped liquids
CR, CRI, CRN, CRE, CRIE, CRNE
75
Pumped liquid Note
Liquid concentration,
liquid temperature
CR CRN
1s, 1, 3, 5, 10, 15, 20 32, 45, 64, 90, 120, 150 1s, 1, 3, 5, 10, 15, 20 32, 45, 64, 90, 120, 150
Acetic acid CH
3
COOH 5 %, 68 °F HQQE HQQE/HBQE
Acetone CH
3
COCH
3
1, F 100 %, 68 °F HBQE KUBE/HBQE
Alkaline degreasing agent D, F HQQE KUHE/HBQE
Ammonium bicarbonate NH
4
HCO
3
E 20 %, 86 °F HQQE KUHE/HBQE
Ammonium hydroxide NH
4
OH 20 %, 104 °F HQQE KUBE/HBQE
Aviation fuel 1, 3, 4, F 100 %, 68 °F HQBV KUBV/HBQV
Benzoic acid C
6
H
5
COOH H 0,5 %, 68 °F HQQV KUBV/HBQV
Boiler water
<248 °F HQQE KUBE/HBQE
F 248 °F - 356 °F - -
Calcareous water < 194 °F HQQE KUHE
Calcium acetate (as coolant with inhibitor)
Ca(CH
3
COO)
2
D, E 30 %, 122 °F HQQE KUHE
Calcium hydroxide Ca(OH)
2
E Saturated solution, 122 °F HQQE KUHE
Chloride-containing water F < 86 °F, max. 500 ppm HQQE KUHE
Chromic acid H
2
CrO
4
H 1 %, 68 °F HQQV HQQV/HBQV
Citric acid HOC(CH
2
CO
2
H)
2
COOH H 5 %, 104 °F HQQE KUHE/HBQE
Completely desalinated water
(demineralized water)
< 248 °F HQQE KUBE/HBQE
Condensate < 194 °F HQQE KUHE/HBQE
Copper sulfate CuSO
4
E 10 %, 122 °F HQQE KUHE
Corn oil D, E, 3 100 %, 176 °F HQQV KUHV/HBQV
Diesel oil 2, 3, 4, F 100 %, 68 °F HQBV KUBV/HBQV
Domestic hot water (potable water) < 248 °F HQQE KUBE/HBQE
Ethanol (ethyl alcohol) C
2
H
5
OH 1, F 100 %, 68 °F HQQE KUBE/HBQE
Ethylene glycol HOCH
2
CH
2
OH D, E 50 %, 122 °F HQQE KUHE
Formic acid HCOOH 5 %, 68 °F HQQE KUBE/HBQE
Glycerine (glycerol)
OHCH
2
CH(OH)CH
2
OH
D, E 50 %, 122 °F HQQE KUHE/HBQE
Hydraulic oil (mineral) E, 2, 3 100 %, 212 °F HQQV KUBV/HBQE
Hydraulic oil (synthetic) E, 2, 3 100 %, 212 °F HQQV KUBV/HBQE
Isopropyl alcohol CH
3
CHOHCH
3
1, F 100 %, 68 °F HQBV KUBV/HBQV
Lactic acid CH
3
CH(OH)COOH E, H 10 %, 68 °F HQQE KUBE/HBQE
Linoleic acid C
17
H
31
COOH E, 3 100 %, 68 °F HQQV KUBV/HBQV
Methanol (methyl alcohol) CH
3
OH 1, F 100 %, 68 °F HQQE KUBE/HBQE
Motor oil E, 2, 3 100 %, 176 °F HQQV KUBV/HBQV
Naphthalene C
10
H
8
E, H 100 %, 176 °F HQQV KUHV/HBQV
Nitric acid HNO
3
F 1 %, 68 °F HQQE HQQE/HBQE
Oil-containing water < 212 °F HQQV KUBV/HBQV
Olive oil D, E, 3 100 %, 176 °F HQQV KUHV/HBQV

Grundfos CRN Series Specifications

General

Pump Type	Centrifugal, multistage
Material	Stainless steel (AISI 304 or 316)
Applications	Water supply, pressure boosting, industrial processes
Impeller Material	Stainless steel (AISI 304 or 316)
Connections	Flanged or threaded
Speed	2900 rpm
Temperature Range	-10°C to +120°C
Inlet/Outlet Size	DN 25 to DN 100