Grundfos NB 100-200/203 ASF2ABQQE

Grundfos offers an almost unlimited range of closely coupled (NB / NBG) end suction pumps, which are very suitable for challenging applications due to their robustness and reliability. The Grundfos NB and NBG pumps are single-stage centrifugal standard block pumps with axial suction port, radial discharge port and a horizontal shaft and are not self-priming. The standard and block pumps are extremely reliable, energy efficient and can be used for a wide range of applications due to enormous configuration options.

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Extensive product information

Applications

• Water supply
• Industrial pressure boosting
• Industrial liquid transport
• Indoor climate (air conditioning, heating and ventilation)
• Irrigation

Features and benefits

• Capacity up to 1300 m3/h
• Head up to 160 mWk
• Optimized hydraulics in housing and impeller ensures unimpeded fluid flow
• O-ring seal between pump housing and cover, so no risk of leakage
• Highly corrosion resistant
• Available with IE2 and IE3 motors
• Available with various shaft seal and material variants
• PN 10, 16 and 25 bar

Specifications

Productnaam NB 100-200/203 ASF2ABQQE
Productnummer 98975725
EAN nummer 5712604548103

Materials

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

Installation details

Maximum ambient temperature 55 ° C
Maximum operating pressure 16 bar
Pipe connection standard EN 1092-2
Size of the suction connection DN 125
Size of the pressure connection DN 100
Pressure stage for pipe connection PN 16
Bearing Lubrication Grease
Pump house with feet Yes
Filling block Y
Code for pipe connection F2

Medium

Fluid handled Water
Liquid temperature range -25 .. 120 °C
Medium temperature during operation 20 ° C
Density 998.2 kg / m³

Electrical data

Engine type SIEMENS
IE efficiency class IE3
Rated power – P2 55 kW
Mains frequency 50 Hz
Nominal voltage 3 x 380-420D / 660-725Y V.
Rated current 99.0-90.0/57.0-52.0 A
Starting current 670-670 %
Cos phi - power factor 0.89
Rated speed 2975 rpm
Efficiency IE3 94.3%
Motor efficiency at rated load 94.3-94.3 %
Motor efficiency at 3/4 power 94.5-94.5 %
Engine efficiency at half power 93.9-93.9 %
Pool number 2
Enclosure class (IEC 34-5) IP55
Insulation class (IEC 85) F.
Motor protection PTC
Engine No. 99032151
Mont. regulations according to IEC 34-7 IM B35

Other information

Minimum Efficiency Index, MAY ≥ 0.68
Netto gewicht 528 kg
Bruto gewicht 553 kg
Transport volume 0.821 m³
Country of origin HU
HS code 84137051
Frequency converter NONE
Pressure sensor N

Grundfos NB 100-200/203 ASF2ABQQE