Price (Excl 15% VAT)

R87,371.10

Grundfos NK 125-500

Overview

Grundfos NK 125-500 is a PREMIUM non-self-priming, single-stage, centrifugal pump designed according to ISO 5199 with dimensions and rated performance according to EN 733. Flanges are PN 16 with dimensions according to EN 1092-2. The pump has an axial suction port, a radial discharge port and a horizontal shaft. It is of the back pull-out design enabling the removal of the coupling, bearing bracket and impeller without disturbing the motor, pump housing or pipework.

Applications

• District heating plants
• Water supply systems
• Air-conditioning systems
• Cooling systems
• Washdown systems
• Firefighting systems
• Other industrial systems

Features and Benefits

• Standard dimensions according to EN and
ISO standards
• Robust design
• Standard motor
• EN 12756 shaft seal

Flow Rate

    • Rated flow –  333.6 m³/h

Total Head

    • Rated Head –  90.5 m

Full-range Grundfos NK Pumps:

Downloads

> Download the Grundfos Range

> Download the Grundfos NK Data Booklet

Link to the OEM

> Visit the Official Grundfos NK website

Next/Prev Product

Grundfos NK 125-500

Price (Ex VAT 15%) 

R87,371.10

Overview

Grundfos NK 125-500 is a PREMIUM non-self-priming, single-stage, centrifugal pump designed according to ISO 5199 with dimensions and rated performance according to EN 733. Flanges are PN 16 with dimensions according to EN 1092-2. The pump has an axial suction port, a radial discharge port and a horizontal shaft. It is of the back pull-out design enabling the removal of the coupling, bearing bracket and impeller without disturbing the motor, pump housing or pipework.

Applications

• District heating plants
• Water supply systems
• Air-conditioning systems
• Cooling systems
• Washdown systems
• Firefighting systems
• Other industrial systems

Features and Benefits

• Standard dimensions according to EN and
ISO standards
• Robust design
• Standard motor
• EN 12756 shaft seal

Flow Rate

    • Rated flow –  333.6 m³/h

Total Head

    • Rated Head –  90.5 m

Full-range Grundfos NK Pumps:

Downloads

> Download the Grundfos Range

> Download the Grundfos NK Data Booklet

Link to the OEM

> Visit the Official Grundfos NK website

Grundfos NK 125-500

Price (Ex VAT 15%) 

R87,371.10

Grundfos NK 125-500

Technical Features of the Grundfos NK 125-500 – Grundfos Centrifugal Pump

Product name NK 125-500/548 AY1F2AESBQQEXW3
Product No 96959125
EAN number 5700314672270
Price ZAR –

Technical – Grundfos NK 125-500

Pump speed on which pump data are based 1450 rpm
Rated flow 333.6 m³/h
Pump with motor (Yes/No) N
Rated head 90.5 m
Actual impeller diameter 548 mm
Nominal impeller diameter 500
Shaft diameter 60 mm
Code for shaft seal BQQE
Mechanical seal type Single
Curve tolerance ISO9906:2012 3B
Pump version Y1
Bearing design Standard
Min. pump speed 500 rpm
Max. pump speed 3700 rpm

Grundfos NK 125-500 Materials

Pump housing Cast iron
EN-GJL-250
ASTM class 35
Wear ring Brass
Impeller Cast iron
EN-GJL-200
ASTM class 30
Internal pump house coating CED
Material code A
Code for rubber E
Shaft Stainless steel
EN 1.4301
AISI 304

Installation

Maximum operating pressure 16 bar
Pipe connection standard EN 1092-2
Type of inlet connection DIN
Type of outlet connection DIN
Size of inlet connection DN 150
Size of outlet connection DN 125
Pressure rating for connection PN 16
Grouting (Yes/No) N
Connect code F

Liquid

Pumped liquid Water
Liquid temperature range -25 .. 120 °C
Selected liquid temperature 20 °C
Density 998.2 kg/m³

Electrical data

Rated power – P2 160 kW
Number of poles 4

Controls

Frequency converter NONE
Pressure sensor N

Others

Minimum efficiency index, MEI ≥ 0.46
Net weight 494 kg
Gross weight 559 kg
Shipping volume 1.05 m³
Country of origin ZA
Custom tariff no. 84137090

NK 125-500/548 AY1F2AESBQQEXW3

The Grundfos NK 125-500 non-self-priming, single-stage, centrifugal pump is designed according to ISO 5199 with dimensions and rated performance according to EN 733. Flanges are PN 16 with dimensions according to EN 1092-2. The pump has an axial suction port, a radial discharge port and a horizontal shaft. It is of the back pull-out design enabling the removal of the coupling, bearing bracket and impeller without disturbing the motor, pump housing or pipework. The unbalanced rubber bellows seal is according to DIN EN 12756.

 

CONTROLS:
Frequency converter: NONE
Pressure sensor: N
LIQUID:
Pumped liquid: Water
Liquid temperature range: -25 .. 120 °C
Selected liquid temperature: 20 °C
Density: 998.2 kg/m³
TECHNICAL:
Pump speed on which pump data are based: 1450 rpm
Rated flow: 333.6 m³/h
Pump with motor (Yes/No): N
Rated head: 90.5 m
Actual impeller diameter: 548 mm
Nominal impeller diameter: 500
Code for shaft seal: BQQE
Mechanical seal type: Single
Curve tolerance: ISO9906:2012 3B
Bearing design: Standard
Min. pump speed: 500 rpm
Max. pump speed: 3700 rpm
MATERIALS:
Pump housing: Cast iron
EN-GJL-250
ASTM class 35
Wear ring: Brass
Impeller: Cast iron
EN-GJL-200
ASTM class 30
Internal pump house coating: CED
Shaft: Stainless steel
EN 1.4301
AISI 304
INSTALLATION:
Maximum operating pressure: 16 bar
Pipe connection standard: EN 1092-2
Type of inlet connection: DIN
Type of outlet connection: DIN
Size of inlet connection: DN 150
Size of outlet connection: DN 125
Pressure rating for connection: PN 16
Grouting (Yes/No): N
OTHERS:
Minimum efficiency index, MEI ≥: 0.46
Net weight: 494 kg
Gross weight: 559 kg
Shipping volume: 1.05 m³
Country of origin: ZA
Custom tariff no.: 84137090

 Downloads

Reviews

There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

Online Best Sellers

 

R15,347.90R17,339.70
-15%

Electric Motor 2 pole - 2900RPM

WEG motor – 2.2kW

R2,923.00R3,186.00
-22%

Electric Motor 4 pole - 1450RPM

WEG Motor 22kW 3 Phase Electric Motor For Sale 4P

R17,516.00R19,093.00
R11,358.55
R12,269.35

Ebara Best 2-5

Ebara Best 4 MA 1.1kW

R8,628.57
R27,775.38
-15%
R3,020.49
-30%
R19,106.50
-10%

GT Pressure Tank

GT-D-450 PN10 G1 1/4 V

R27,576.90
-20%

Electric Motor Single Phase

7.5kW Single Phase Motor 4 Pole 230V

R29,912.19R32,003.58
R24,407.60R25,636.95

Still can't find what you are looking for? 

 

  • Contact one of our friendly sales staff today
  • Wholesale prices to the public
  • We will try match or better any written quote

Tell us more about the item/s you need a price.
Enter your email address.