Specifications

Product nameNBG 125-80-250/218 AF2BBQQE
Product No96704327
EAN number5700837575669
Price
Technical
Pump speed on which pump data are based3570 rpm
Rated flow221.4 m³/h
Rated head85.21 m
Actual impeller diameter218 mm
Nominal impeller diameter250
Shaft seal arrangementSingle
Shaft diameter32 mm
Code for shaft sealBQQE
Curve toleranceISO9906:2012 3B
Pump versionA
Bearing designStandard
Materials
Pump housingCast iron
Pump housingEN-GJL-250
Pump housingASTM class 35
Wear ringBrass
ImpellerBrass
ImpellerCuZn37Pb
ShaftStainless steel
ShaftEN 1.4301
ShaftAISI 304
Material codeB
Code for rubberE
Installation
Maximum ambient temperature40 °C
Maximum operating pressure16 bar
Pipe connection standardEN 1092-2
Size of inlet connectionDN 125
Size of outlet connectionDN 80
Pipe connection standardEN 1092-2
Pressure rating for connectionPN 16
Pump housing with feetYes
Support blockN
Connect codeF2
Liquid
Pumped liquidWater
Liquid temperature range-25 .. 120 °C
Selected liquid temperature20 °C
Density998.2 kg/m³
Electrical data
Motor type280SA
IE Efficiency classNEMA Premium / IE3 60Hz
Rated power - P275 kW
Mains frequency60 Hz
Rated voltage 2.nd value3 x 380-420D/660Y V [ x 440-480D V]
Rated current133-120/76,6 A [118-108 A]
Starting current715-715 % [920-920 %]
Cos phi - power factor0.91
Rated speed3570 rpm [3580 rpm]
EfficiencyIE3 94,1%
Motor efficiency at full load94.1-94.1 %
Motor efficiency at 3/4 load 2.nd value94.1-94.1 % [93.8-93.8 %]
Motor efficiency at 1/2 load 2.nd value93.4-93.4 % [92.7-92.7 %]
Number of poles2
Enclosure class (IEC 34-5)55 (Protect. water jets/dust)
Insulation class (IEC 85)F
Motor protecPTC
Motor No99490109
Mount. design. acc. IEC 34-7IM B35
Controls
Frequency converterNONE
Pressure sensorN
Others
Minimum efficiency index, MEI ≥0.70
Net weight681 kg
Gross weight767 kg
Shipping volume1.88 m³
Sales regionSouth Asia