Grundfos CRN 155-7 A-F-A-E-HQQE

The CRN pump is an inline multi-stage pump, available in a wide variety of flow and pressure sizes. Manufactured from high quality AISI 316 stainless steel, the CRN is well suited for a variety of applications including; reverse osmosis, ultrafiltration, oils, acids and bases, process water systems and process treatment of a wide variety of challenging fluids.

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Extensive product information

Applications

• Air conditioning
• Heating in commercial buildings/industry
• Pressure boosting in commercial buildings
• Wash and clean
• Cooling
• Industrial process water treatment
• Dirty water
• Drinking water treatment
• Irrigation
• Water distribution

Features and benefits

• Can be used for a wide range of applications
• Highly efficient
• High hydraulic efficiency
• Suitable for challenging liquids and situations
• Suitable for liquid temperatures up to 180°C at a maximum of 25 bar (optional)
• Maintenance-friendly
• Highly corrosion resistant
• Space-saving design

Specifications

Productnaam CRN 155-7 A-F-A-E-HQQE
Productnummer 99143280
EAN nummer 5712607553241

Materials

Pump housing Stainless steel
EN 1.4408
Impeller Stainless steel
EN 1.4401
Material code A
Code for rubber E.
Lower WC/WC
Support bearing Graflon
Thrust treatment device SiC/WC
Material certified according to European standards

Installation details

Maximum ambient temperature 55 ° C
Maximum operating pressure 40 bar
Max. pressure at permissible temp 25 bar / 120 °C
40 bar / 80 °C
Type of connection DIN
Size of the suction connection DN 150
Pressure connection size DN 150
Pressure stage for pipe connection PN 25/40
Flange size of the motor FF600
Code for pipe connection F.

Medium

Fluid handled Water
Liquid temperature range -40 .. 120 °C
Medium temperature during operation 20 ° C
Density 998.2 kg / m³

Electrical data

Motor standard IEC
Engine type SIEMENS
IE efficiency class IE3
Rated power – P2 110 kW
Power (P2) required for pump 110 kW
Mains frequency 50 Hz
Nominal voltage 3 x 380-420D / 660-725Y V.
Rated current 191-176/110-102 A
Starting current 710-710 %
Cos phi – power factor 0.91
Rated speed 2982 rpm
Efficiency IE3 95.2%
Motor efficiency at rated load 95.2-95.2 %
Motor efficiency at 3/4 power 95.4-95.4 %
Engine efficiency at half power 94.9-94.9 %
Pool number 2
Enclosure class (IEC 34-5) IP55
Insulation class (IEC 85) F.
Motor protection PTC
Engine No. 83U15244

Other information

Netto gewicht 1060 kg
Gross weight 1280 kg
Transport volume 3.91 m³
Finnish LVI No. 4925648
Thrust Treatment Device Y
Country of origin DK
HS code 84137075
Frequency converter NONE

Grundfos CRN 155-7 A-F-A-E-HQQE