Technical specifications
| Pump type | CR |
| Nominal flow (m³/h) | 255 m³/h |
| Nominal head (m) | 28.9 m |
| Max. head (m) | 42.6 m |
| Number of stages | 1 |
| Minimum efficiency index (MEI) | 0.70 |
| Power P2 (kW) | 30 kW |
| Phases | 3 |
| Voltage (V) | 380-420D/660-725Y V |
| Frequency (Hz) | 50 Hz |
| Enclosure class | IP55 |
| Frequency converter | None |
| Max. liquid temp. (°C) | 120 °C |
| Min. liquid temp. (°C) | -20 °C |
| Max. ambient temp. (°C) | 55 °C |
| Max. operating pressure | 16 bar |
| Pipe connection | DIN |
| Connection pressure rating | PN 16 |
| Impeller material | Stainless steel |
| Shaft seal | HQQE |
| Length (mm) | 615 mm |
| Height (mm) | 200 mm |
| Width (mm) | 599 mm |
| Gross weight | 625 kg |
| Net weight | 478 kg |
| Approvals | CE,EAC,UKCA,SEPRO |
| Motor number | 81U15332 |
| EAN code | 5712607579807 |
Performance curve
Hover over the curve to read flow and head at any point.
Documents and datasheets
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CR 1, CR 3 and CR 5, Model A (Service instruction)
Service · English 1,8 MB -
CR Innovation Inside (System & Concept brochure)
System & Concept brochures · English 2,2 MB -
CR, CRI, CRN 10, 15 and 20 (Service Instructions)
Service · English 0,8 MB -
CR, CRI, CRN 32-90, Air-cooled top, model B (Service instructions)
Service · English 0,9 MB -
CR, CRI, CRN 32-90, Double shaft seal/back-to-back, model B (Service instructions)
Service · English 0,9 MB -
CR, CRI, CRN 32-90, Standard, Model B (Service instruction)
Service · English 1,8 MB -
CR, CRI, CRN Double shaft seal (Back to back)
Service · English 1,7 MB -
CR, CRI, CRN Double shaft seal (Tandem)
Service · English 1,4 MB -
CR, CRI, CRN, High temperature (air-cooled top) (Service instructions)
Service · English 1,4 MB -
CR, CRN 32-90, Double shaft seal/tandem, Model B (Service instructions)
Service · English 0,9 MB -
CR, CRN 95 - 155, Double shaft seal (Back to back) (Service instructions)
Service · English 4,1 MB -
CR, CRN 95 - 155, High temperature, Air-cooled top (Service instructions)
Service · English 3,2 MB -
CR, CRN 95 - 255, Bearing flange (Service instructions)
Service · English 13,7 MB -
CR, CRN 95 to 255 (Service instructions)
Service · English 19,4 MB -
CR, CRN 95 to 255, Horizontally mounted pump (Service instruction)
Service · English 5,2 MB -
CR, CRN 95-155, Double shaft seal (Tandem) (Service instruction)
Service · English 3,5 MB -
CR(N) 32, 45, 64 and 90 (Service Instruction)
Service · English 0,6 MB -
IRRIGATION PUMP HANDBOOK (System & Concept brochure)
System & Concept brochures · English 22,3 MB -
CR, CRI, CRN 1 - 255, 50 Hz (Data booklet)
Data booklets · English 7,9 MB -
CR, CRI, CRN, CRE, CRIE, CRNE, Custom-built pumps (Data booklet)
Data booklets · English 15,2 MB -
CR LiqTec (Data Sheet)
Data sheets · English 0,2 MB -
CR motor protection 204 (Data Sheet)
Data sheets · English 0,1 MB -
CR(I) deep-well pumps (Data Sheet)
Data sheets · English 0,1 MB -
GRUNDFOS INDUSTRY CR 95, CR 125, CR 155 (Data sheet)
Data sheets · English 0,3 MB -
CR deep-well (Installation and operating instructions)
Installation & operating instructions · English 0,1 MB -
CR, CRI, CRN (Safety instructions)
Installation & operating instructions · English 5,3 MB -
CR, CRI, CRN 140°C, supplement (Installation and operating instructions)
Installation & operating instructions · English 1,6 MB -
CR, CRI, CRN 1s-255 (Installation and operating instructions)
Installation & operating instructions · English 4,5 MB -
CR, CRI, CRN 1s, 1, 3, 5, 10, 15, 20, CR, CRN 32, 45, 64, 90, 120, 150 (air-cooled top) (Multi language)
Installation & operating instructions · English 1,2 MB -
CR, CRI, CRN 1s, 1, 3, 5, 10, 15, 20/CR, CRN 32, 45, 64, 90, 120, 150 Double seal (tandem)
Installation & operating instructions · English 0,9 MB -
CR, CRI, CRN, 0.37 - 75 kW (I & O instructions)
Installation & operating instructions · English 9,4 MB -
CR, CRI, CRN, CRT, ATEX-approved pumps (I & O instructions)
Installation & operating instructions · English 2,3 MB -
CR, CRN 95-155, air-cooled top (Installation and operating instructions)
Installation & operating instructions · English 0,8 MB -
CR, CRN 95-155, Double shaft seal (back-to-back) (Installation and operating instructions)
Installation & operating instructions · English 0,7 MB -
CR, CRN 95-155, Double shaft seal (tandem) (Installation and operating instructions)
Installation & operating instructions · English 0,7 MB -
CR, CRN 95-255 (I & O instructions)
Installation & operating instructions · English 4,7 MB -
CR, CRN 95-255 (Safety instructions)
Installation & operating instructions · English 4,5 MB -
CR, CRN pumps with CUE frequency converter
Installation & operating instructions · English 2,4 MB -
InFlow, CR pumps (I & O instructions)
Installation & operating instructions · English 5,8 MB -
Moroccan declaration of conformity, CR, CRI, CRN, CRT (Instruction)
Installation & operating instructions · English 0,2 MB -
Supplement to CR, CRN 95-255 (Installation and operating instructions)
Installation & operating instructions · English 1,1 MB -
Warning quick guide CR without baseplate
Installation & operating instructions · English 0,4 MB -
CR, CRN 95-255 (Quick Guide)
Quick Guides · English 2,0 MB -
CR, CRN, CRI, CRT, Removal of TRANSPORT BRACKET (Quick Guide)
Quick Guides · English 5,2 MB -
GRUNDFOS iSOLUTIONS MONITOR (Quick Guide)
Quick Guides · English 3,0 MB -
REMOVAL OF TRANSPORT BRACKET and mounting of MOTOR (Quick Guide)
Quick Guides · English 5,0 MB -
A Wide Range (English) (Product brochure)
Product Brochures · English 46,4 MB -
Boilers and systems, Direct Level Control (Product brochure)
Product Brochures · English 1,1 MB -
CR 95, CR 125, CR 155 (Product brochure)
Product Brochures · English 0,3 MB -
CR pulley head (Product brochure)
Product Brochures · English 0,1 MB -
CRN MAGdrive (Product brochure)
Product Brochures · English 1,0 MB -
Digitalization (Product brochure)
Product Brochures · English 1,2 MB -
Food application pumps - Nourish your business with Grundfos (Product brochure)
Product Brochures · English 3,4 MB -
Grundfos Industrial Solutions - Marine pumps (Product brochure)
Product Brochures · English 1,4 MB -
GRUNDFOS MPC, Taking your pump system efficiency to new heights (Product brochure)
Product Brochures · English 1,0 MB -
GRUNDFOS OFFERINGS FOR INDUSTRIAL WATER REUSE (PRODUCT BROCHURE)
Product Brochures · English 1,0 MB -
GRUNDFOS OFFERINGS FOR INDUSTRIAL WATER REUSE, India version (Product brochure)
Product Brochures · English 1,2 MB -
GRUNDFOS PROJECT AND SERVICE CAPABILITIES (Product brochure)
Product Brochures · English 24,0 MB -
GRUNDFOS PUMPS FOR MINING (Product brochure)
Product Brochures · English 1,4 MB -
Industrial Cooling White paper (Product brochure)
Product Brochures · English 0,5 MB
Variants & alternative codes
Equivalent alternatives
Pumps in the same hydraulic class as 99144636 (equivalent flow and head), available in the catalogue.
Related products
Grundfos 99144636