Product Detail

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Model:
NS 4-23
Manufacturer:
GRUNDFOS

The Grundfos NS single horizontal centrifugal pumps feature cast-iron pump bodies and composite or cast-iron impellers for a long lifetime of reliable operation. The Grundfos NS are non-self-priming pumps, suitable for a variety of applications in private dwellings and light industry. The pump features a totally enclosed, fan-cooled induction motor. The rotor is mounted on oversized greased-for-life ball bearings, ensuring silent running and long life. Single-phase pumps have built-in overload protection and a capacitor that is permanently in circuit.

Liquid:

Pumped liquid:

 

Water

Liquid temperature range:

 

-10 .. 50 °C

Liquid temperature during operation:

 

20 °C

Density:

 

998.2 kg/m³

     

Technical:

   

Actual calculated flow:

 

5 m³/h

Resulting head of the pump:

 

13.04 m

Primary shaft seal:

 

CVBP

Approvals on nameplate:

 

CE,EAC,C-TICK,WEEE

Curve tolerance:

 

ISO9906:2012 3B

     

Materials:

   

Pump housing:

 

Cast iron

Impeller:

 

Composite

 

Installation:

Range of ambient temperature:

 

0 .. 40 °C

Maximum operating pressure:

 

6 bar

Maximum permissible inlet pressure:

 

4 bar

Pump inlet:

 

Rp 1"

Pump outlet:

 

Rp 1"

     

Electrical data:

   

Power input - P1:

 

0.65 kW

Mains frequency:

 

50 Hz

Rated voltage:

 

1 x 220-240 V

Rated current:

 

3 A

Capacitor size - run:

 

10 µF/450 V

Enclosure class (IEC 34-5):

 

IP44

Insulation class (IEC 85):

 

F

     

Others:

   

Net weight:

 

10 kg

Gross weight:

 

10 kg

Shipping volume:

 

0.021 m³