Grundfos NBE 50-315/285 AAF2KESBQQESW1

Product ID: 93033072

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Grundfos NBE 50-315/285 AAF2KESBQQESW1
Part Number: 93033072

Grundfos NBE 50-315/285 AAF2KESBQQESW1

Controls:
VFD product number:99616824
Frequency converter:Built-in
Type of frequency converter:CUE 3X380-500V IP55 RUG 37KW
Appr. for VFD:CE, CULUS, C-TICK
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:3000 rpm
Rated flow:77.9 m³/h
Rated head:103.1 m
Actual impeller diameter:285 mm
Nominal impeller diameter:315
Shaft seal arrangement:Single
Primary shaft seal:BQQE
Code for shaft seal:BQQE
Curve tolerance:ISO9906:2012 3B
Bearing design:Standard
Materials:
Pump housing:Stainless steel
 EN 1.4408
 ASTM CF8M
Wear ring:Stainless steel
 EN 1.4517
 ASTM CD4MCuN
Impeller:Stainless steel
 EN 1.4408
 ASTM CF8M
Internal pump house coating:No coating
Shaft:Stainless steel
 EN 1.4401
 AISI 316
Installation:
Range of ambient temperature:-10 .. 50 °C
Maximum operating pressure:16 bar
Pipe connection standard:EN 1092-1
Size of inlet connection:DN 65
Size of outlet connection:DN 50
Pressure rating for connection:PN 16
Bearing lubrication:Grease
Pump housing with feet (Yes/No):Yes
Support block (Yes/No):N
Electrical data:
Rated power - P2:37 kW
Mains frequency:50 Hz
Rated voltage:3 x 400 V
Rated current:70 A
Cos phi - power factor:0.96
Rated speed:300-3000 rpm
IE Efficiency class:IE5
Motor efficiency at full load:95.9 %
Number of poles:2
Enclosure class (IEC 34-5):IP55
Insulation class (IEC 85):F
Motor No:92928112
Bearing insulation type N-end:N
Others:
Minimum efficiency index, MEI ≥:0.56
Net weight:296 kg
Gross weight:377 kg
Shipping volume:1.6 m³
Language on pump nameplate:GB

Spare Parts

Part NumberProduct Name
96810143Kit, Wear ring
96847117Kit, Pump shaft
96939130Kit, Nut
97757675Spare, O-ring
98434906Spare, Shaft seal

Applications

  • Commercial air conditioning — Improve user comfort and reduce life-cycle costs with intelligent pumps that integrate easily into your air-based or hydronic cooling system.
  • Industrial heating — Solutions for industrial heating applications meet great demands every day from very high temperatures to delicate processes that require extreme precision. There is a high efficiency heat pump from Grundfos for any need.
  • Irrigation — Our high-efficiency pumping solutions work seamlessly with modern irrigation systems for agricultural and non-agricultural applications and can operate with on- and off-grid energy sources.

category

  • Endsuction close coupled single stage
    End-suction close-coupled single-stage pumps are common in every industrial facility and water treatment plant in the world. Available in both a vertical and horizontal design, the end-suction close-coupled single-stage pumps are easy to install thanks to the compact size and the 90 degree angle from inlet to outlet.