Grundfos CR 125-4 A-F-A-E-HQQE

Grundfos CR 125-4 A-F-A-E-HQQE

The Grundfos CR series offers a huge range of pumps with unrivaled reliability, which can be configured for a wide variety of applications. If you are looking for multi-stage centrifugal pumps, CR pumps remain the most sensible choice, due to their high efficiency, reliable performance and configuration options. Whether it concerns complex pump requirements, difficult liquids or challenging operating conditions, there is always a version available.

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Extensive product information

• Process water systems
• Hygienic washing and cleaning systems
• Seawater applications
• Water treatment
• Acids and alkalis
• Boiler power
• Applications involving temperature control with very high, low or highly variable temperatures

• Can be used for a wide range of applications
• Configurable for extremely high pressures, extreme temperatures and aggressive, abrasive or flammable liquids
• High efficiency
• Maintenance-friendly
• Highly corrosion resistant
• Space-saving design

Productnaam CR 125-4 A-F-A-E-HQQE
Productnummer 99142579
EAN nummer 5712607540753

Pump housing Ductile iron
EN 1563 EN-GJS-500-7
Impeller Stainless steel
EN 1.4301
Material code A
Code for rubber E.
Lower WC/WC
Support bearing Graflon
Material certified according to European standards

Maximum ambient temperature 55 ° C
Maximum operating pressure 16 bar
Max. pressure at stated temp. 16 bar / 120 ° C
Type of connection DIN
Size of the suction connection DN 150
Pressure connection size DN 150
Pressure stage for pipe connection PN 16
Flange size of the motor FF400
Code for pipe connection F.

Fluid handled Water
Liquid temperature range -20 .. 120 ° C
Medium temperature during operation 20 ° C
Density 998.2 kg / m³

Motor standard IEC
Engine type SIEMENS
IE efficiency class IE3
Rated power - P2 45 kW
Power (P2) required for pump 45 kW
Mains frequency 50 Hz
Nominal voltage 3 x 380-420D / 660-725Y V.
Nominal current 81.0-74.0 / 47.0-43.0 A.
Starting current 690-690 %
Cos phi - power factor 0.89
Nominal speed 2960 rpm
Efficiency IE3 94.0%
Motor efficiency at rated load 94.0-94.0 %
Motor efficiency at 3/4 power 94.5-94.5 %
Motor efficiency at half power 94.4-94.4 %
Pool number 2
Enclosure class (IEC 34-5) IP55
Insulation class (IEC 85) F.
Motor protection PTC
Engine No. 81U15336

Net weight 526 kg
Gross weight 671 kg
Transport volume 2.04 m³
Finnish LVI No. 4925546
Thrust treatment device N
Country of origin DK
HS code 84137075
Frequency converter NONE

en_USEN
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