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Grundfos CRN Series Product Guide

Grundfos CRN Series
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Pumped liquids
CR, CRI, CRN, CRE, CRIE, CRNE
76
Oxalic acid (COOH)
2
H 1 %, 68 °F HQQE KUBE/HBQE
Ozone-containing water (O
3
) 1 PPM, < 105 °F HQQE KUBE/HBQE
Peanut oil D, E, 3 100 %, 194 °F HQQV KUHV/ HBQV
Petrol/gasoline 1, 3, 4, F 100 %, 68 °F HQBV KUBV/HBQV
Phosphoric acid H
3
PO
4
E 20 %, 68 °F HQQV KUBV/HBQV
Propanol C
3
H
7
OH 1, F 100 %, 68 °F HQQV KUBV/HBQV
Propylene glycol CH
3
CH(OH)CH
2
OH D, E 50 %, 194 °F HQQE KUHE
Potassium carbonate K
2
CO
3
E 20 %, 122 °F HQQE KUHE
Potassium formate (as coolant with inhibitor)
KOOCH
D, E 30 %, 122 °F HQQE KUHE
Potassium hydroxide KOH E 20 %, 122 °F HQQE KUHE
Potassium permanganate KmnO
4
5 %, 68 °F HQQE HQQE/HBQE
Rape seed oil D, E, 3 100 %, 176 °F HQQV KUHV/HBQV
Salicylic acid C
6
H
4
(OH)COOH H 0,1 %, 68 °F HQQE KUBE/HBQE
Silicone oil E, 3 100 % HQQV KUBV/HBQV
Sodium bicarbonate NaHCO
3
E 10 %, 140 °F HQQE KUHE/HBQE
Sodium chloride (as coolant) NaCl D, E 30 %, < 41 °F, pH>8 HQQE KUHE
Sodium hydroxide NaOH E 20 %, 122 °F HQQE KUHE
Sodium hypochlorite NaOCl F 0,1 %, 68 °F HQQE HQQE
Sodium nitrate NaNO
3
E 10 %, 140 °F HQQE KUHE/HBQE
Sodium phosphate Na
3
PO
4
E, H 10 %, 140 °F HQQE KUHE
Sodium sulfate Na
2
SO
4
E, H 10 %, 140 °F HQQE KUHE/HBQE
Softened water < 248 °F HQQE KUBE/HBQE
Soybean oil D, E, 3 100 %, 176 °F HQQV KUHV/HBQV
Sulfuric acid H
2
SO
4
F 1 %, 68 °F HQQV KUHV/KBQV
Sulfurous acid H
2
SO
3
1 %, 68 °F HQQE KUBE/HBQE
Swimming pool water (low chloride)
Max 5 ppm free chlorine (Cl
2
)
HQQE KUBE/HBQE
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

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Grundfos CRN Series Specifications

General IconGeneral
Pump TypeCentrifugal, multistage
MaterialStainless steel (AISI 304 or 316)
ApplicationsWater supply, pressure boosting, industrial processes
Impeller MaterialStainless steel (AISI 304 or 316)
ConnectionsFlanged or threaded
Speed2900 rpm
Temperature Range-10°C to +120°C
Inlet/Outlet SizeDN 25 to DN 100

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