Specifications

Product nameNBG 125-80-250/259 AF2BBQQE
Product No96704330
EAN number5700837575720
Price
Technical
Pump speed on which pump data are based3570 rpm
Rated flow280.1 m³/h
Rated head123.5 m
Actual impeller diameter259 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 type315MA
IE Efficiency classNEMA Premium / IE3 60Hz
Rated power - P2132 kW
Mains frequency60 Hz
Rated voltage 2.nd value3 x 380-420D/660Y V [ x 440-480D V]
Rated current230-209/133 A [198-182 A]
Starting current630-630 % [800-800 %]
Cos phi - power factor0.92
Rated speed3570 rpm [3578 rpm]
Efficiency 2.nd valueIE3 95,1% [IE3 95,4%]
Motor efficiency at full load 2.nd value95.1-95.1 % [95.4-95.4 %]
Motor efficiency at 3/4 load 2.nd value95.0-95.0 % [95.1-95.1 %]
Motor efficiency at 1/2 load 2.nd value94.2-94.2 % [94.1-94.1 %]
Number of poles2
Enclosure class (IEC 34-5)55 (Protect. water jets/dust)
Insulation class (IEC 85)F
Motor protecPTC
Motor No99490112
Mount. design. acc. IEC 34-7IM B35
Controls
Frequency converterNONE
Pressure sensorN
Others
Minimum efficiency index, MEI ≥0.70
Net weight1130 kg
Gross weight1240 kg
Shipping volume2.94 m³
Sales regionSouth Asia