Grundfos CRE 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 CRE Series Specifications

General

Motor Type	Asynchronous
Enclosure Class	IP55
Insulation Class	F
Series	CRE
Protection Class	IP55
Material	Stainless Steel
Applications	Water Supply, Pressure Boosting, Irrigation
Pumped liquid	Clean liquids
Approvals	CE
Voltage	380-415V
Connection Size	DN 32 to DN 100
Efficiency	IE3 Premium Efficiency
Power Supply	3-phase
Liquid Temperature Range	-10°C to +120°C
Temperature Range	-10°C to +120°C