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SINES - Grundfos CRI, CRN 1s - vertical multistage pump


GRUNDFOS CRI, CRN 1s


  • Categorie : Surface pumps

Max. TDH: 205m - Max. flow rate: 1.1m3/h

Grundfos CRI 1s and CRN 1s are the all-stainless-steel versions of the CR 1s vertical multistage in-line centrifugal pump: EN 1.4301 (AISI 304) for the CRI, EN 1.4401 (AISI 316) for the CRN - ideal for aggressive liquids and industrial applications. Three-phase IE3 motor from 0.37 to 1.1 kW. 22 stage variants. Oval-flange Rp 1 or DN 25/32 flange connection.


CRI/CRN 1s-2

0.37 kW

 CRI/CRN 1s-3

0.37 kW

 CRI/CRN 1s-4

0.37 kW
CRI/CRN 1s-5

0.37 kW

 CRI/CRN 1s-6

0.37 kW

 CRI/CRN 1s-7

0.37 kW
CRI/CRN 1s-8

0.37 kW

 CRI/CRN 1s-9

0.37 kW

 CRI/CRN 1s-10

0.37 kW
CRI/CRN 1s-11

0.37 kW

 CRI/CRN 1s-12

0.37 kW

 CRI/CRN 1s-13

0.37 kW
CRI/CRN 1s-15

0.55 kW

 CRI/CRN 1s-17

0.55 kW

 CRI/CRN 1s-19

0.55 kW
CRI/CRN 1s-21

0.75 kW

 CRI/CRN 1s-23

0.75 kW

 CRI/CRN 1s-25

0.75 kW
CRI/CRN 1s-27

1.1 kW

 CRI/CRN 1s-30

1.1 kW

 CRI/CRN 1s-33

1.1 kW
CRI/CRN 1s-36

1.1 kW
Solar pumping systems for reliable Water Supply in Africa

Grundfos CRI and CRN are the all-stainless-steel versions of the CR vertical multistage in-line centrifugal pumps: suction and discharge ports at the same level, for a compact footprint. The CRI, CRN 1s delivers a flow rate up to 1.1 m3/h and a TDH up to 205 m.

All-stainless-steel construction: the CRI 1s is made of EN 1.4301 (AISI 304) stainless steel, the CRN 1s of EN 1.4401 (AISI 316) for aggressive liquids (acids, alkalis, reverse osmosis, demineralisation). Balanced HQQE cartridge mechanical seal, maintenance-free. Liquid temperature -20 to +120 deg C, max operating pressure 22 bar.

High-efficiency IE3 three-phase Grundfos MG motor, from 0.37 to 1.1 kW. CRIE / CRNE versions with integrated MGE variable frequency drive available on request, for constant pressure and energy savings.

Applications: water boosting and distribution, industrial process water, washing installations, boiler feed, cooling and air conditioning, irrigation, water treatment (ultra-filtration, reverse osmosis with the CRN). Oval-flange Rp 1 or DN 25/32 flange connection. 22 stage variants available to match the operating point precisely.

Official Grundfos distributor, SINES Export is the wholesaler and exporter specialising in Grundfos pumps for B2B customers worldwide. Our teams support installers, resellers and distributors across international markets.


SINES - Grundfos CR - reference designation

SINES - Grundfos CRI, CRN 1s - performance curves 50 Hz

Performance curves of the CRI, CRN 1s - 50 Hz, 2900 rpm, ISO 9906:1999 annex A (source: Grundfos technical booklet). Maximum TDH: 205 m - maximum flow rate: 1.1 m3/h.



SINES - surface pumps - Grundfos CR, CRI, CRN range

Performance range - GRUNDFOS CR Surface pumps - Source: http://www.grundfos.com/




References & article codes

Grundfos CRI 1s (AISI 304 stainless steel) and CRN 1s (AISI 316 stainless steel) ranges — vertical multistage three-phase pumps 380-415 V, 50 Hz, HQQE mechanical seal. Single-phase 230 V, Viton seal (HQQV) and other variants on request. Price and availability on request.

Article code Designation P2 [kW] In [A] Connection
93393928CRI 1s-20.371Flanges DN25/DN32
93393399CRI 1s-20.371PJE (Victaulic)
93393940CRI 1s-30.371Flanges DN25/DN32
93393401CRI 1s-30.371PJE (Victaulic)
93393942CRI 1s-40.371Flanges DN25/DN32
93393416CRI 1s-40.371PJE (Victaulic)
93393945CRI 1s-50.371Flanges DN25/DN32
93393419CRI 1s-50.371PJE (Victaulic)
93393948CRI 1s-60.371Flanges DN25/DN32
93393421CRI 1s-60.371PJE (Victaulic)
93393950CRI 1s-70.371Flanges DN25/DN32
93393425CRI 1s-70.371PJE (Victaulic)
93393952CRI 1s-80.371Flanges DN25/DN32
93393427CRI 1s-80.371PJE (Victaulic)
93393955CRI 1s-90.371Flanges DN25/DN32
93393430CRI 1s-90.371PJE (Victaulic)
93393959CRI 1s-100.371Flanges DN25/DN32
93393433CRI 1s-100.371PJE (Victaulic)
93393971CRI 1s-110.371Flanges DN25/DN32
93393437CRI 1s-110.371PJE (Victaulic)
93393974CRI 1s-120.371Flanges DN25/DN32
93393440CRI 1s-120.371PJE (Victaulic)
93393978CRI 1s-130.371Flanges DN25/DN32
93393444CRI 1s-130.371PJE (Victaulic)
93393980CRI 1s-150.551.3Flanges DN25/DN32
93393447CRI 1s-150.551.3PJE (Victaulic)
93393982CRI 1s-170.551.3Flanges DN25/DN32
93393449CRI 1s-170.551.3PJE (Victaulic)
93393985CRI 1s-190.551.3Flanges DN25/DN32
93393453CRI 1s-190.551.3PJE (Victaulic)
93396979CRI 1s-210.751.7Flanges DN25/DN32
93396952CRI 1s-210.751.7PJE (Victaulic)
93396980CRI 1s-230.751.7Flanges DN25/DN32
93396953CRI 1s-230.751.7PJE (Victaulic)
93396981CRI 1s-250.751.7Flanges DN25/DN32
93396955CRI 1s-250.751.7PJE (Victaulic)
93396982CRI 1s-271.12.4Flanges DN25/DN32
93396956CRI 1s-271.12.4PJE (Victaulic)
93396983CRI 1s-301.12.4Flanges DN25/DN32
93396957CRI 1s-301.12.4PJE (Victaulic)
93396984CRI 1s-331.12.4Flanges DN25/DN32
93396958CRI 1s-331.12.4PJE (Victaulic)
93396985CRI 1s-361.12.4Flanges DN25/DN32
93396959CRI 1s-361.12.4PJE (Victaulic)

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