GRUNDFOS CR 155

Surface pumps: Grundfos CR

Head at Q=0 up to: 143 m · Official curve up to: 190 m³/h · 3 x 380-415 V · 50 Hz

The Grundfos CR 155 is a vertical multistage centrifugal pump with in-line suction and discharge ports. The pump head and base are cast iron; the other wetted hydraulic components are AISI 304 stainless steel. Standard HQQE mechanical seal.

CR 155-1-1 Head at Q=0: 31 m P2: 11 kW	CR 155-1 Head at Q=0: 38 m P2: 15 kW	CR 155-2-2 Head at Q=0: 60 m P2: 22 kW
CR 155-2 Head at Q=0: 76 m P2: 30 kW	CR 155-3-2 Head at Q=0: 98 m P2: 37 kW	CR 155-3 Head at Q=0: 113 m P2: 45 kW
CR 155-4-1 Head at Q=0: 143 m P2: 55 kW
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This selection covers only standard Grundfos CR pumps in three-phase 380-415 V, 50 Hz. CRI, CRN, single-phase, HQQV and other variants are excluded.

The numeric head values are read at Q=0 from the official 2026 Grundfos vector curves and rounded to the nearest metre. They support comparison and preselection.

Use Grundfos Product Center or the product datasheet for contractual duty-point sizing. No prices are published on this page.

Grundfos CR 155 official 2026 hydraulic curves

Official Grundfos CR 155 hydraulic curves from the 2026 catalogue, ISO 9906:2012 Grade 3B. Numeric table values correspond to the Q=0 curve intercept, rounded to the nearest metre.

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References & article codes

Standard Grundfos CR 155 references: AISI 304 hydraulics, HQQE seal, three-phase 380-415 V, 50 Hz. Both official connection variants are retained when listed. No prices are published.

Article code	Designation	Head at Q=0 [m]	P2 [kW]	In [A]	Connection
93390568	CR 155-1-1	31	11	22.2	Flanges DN150
93390572	CR 155-1	38	15	30.5	Flanges DN150
93436062	CR 155-2-2	60	22	41.8	Flanges DN150
93435305	CR 155-2	76	30	56.1	Flanges DN150
93435308	CR 155-3-2	98	37	69.3	Flanges DN150
93435310	CR 155-3	113	45	84.7	Flanges DN150
93435311	CR 155-4-1	143	55	103.4	Flanges DN150

Grundfos CR · 380-415 V · 50 Hz

Scope: CR only, standard AISI 304 hydraulics, HQQE seal, three-phase 380-415 V, 50 Hz. Every family page includes official 2026 curves, numeric Q=0 head values and catalogue article codes. No prices are shown.

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