Grundfos - 7VTW4Z - Netherlands NBE (Speed-Regulated) Standard Block Pump

SKU: grundfos-7vtw4z

Grundfos - 7VTW4Z - Netherlands NBE (Speed-Regulated) Standard Block Pump

€19,971.38

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€19,971.38

The Grundfos NBE 50-250/205 A-F2-A-BQQE is a genuine Grundfos standard block pump (product number 98978495) featuring an 11 kW MGE112MB motor with IE5 efficiency. Designed for reliable performance, this pump offers a rated flow of 36.6 m³/h and a rated head of 22.1 meters. It operates on a 3-phase 380-500 V supply at 50 Hz and includes a built-in frequency converter (CUE controller). The robust construction includes a cast iron EN-GJL-250 pump housing and stainless steel EN 1.4301 (AISI 304) impeller and shaft, ensuring durability across a liquid temperature range of -25 to 120 °C and a maximum operating pressure of 16 bar. It has DN 65 inlet and DN 50 outlet connections.
Grundfos
Grundfos is a Danish company, founded in 1945 by Poul Due Jensen in Bjerringbro, Denmark. The company has grown to become one of the world's leading pump manufacturers, with a global presence and a strong focus on innovation and sustainability. While primarily known for its industrial and domestic pumping solutions, its components are integral to various machinery. Grundfos specializes in advanced pump solutions for a wide range of applications, including water supply, wastewater, heating, ventilation, and air conditioning. Its product portfolio includes circulator pumps, submersible pumps, and dosing pumps, often incorporating intelligent controls and energy-efficient designs. These technologies are crucial for reliable fluid management in many systems. At Partao, the Grundfos catalog includes essential components such as Battery Terminals & Cables, Control Modules, Diagnostic Tools, Expansion Tanks, and Hydraulic Pumps. These parts support the maintenance and repair of systems utilizing Grundfos technology in agricultural and industrial settings. Over 22,183 genuine Grundfos spare parts are available at Partao. Customers frequently select Grundfos components for their proven reliability and efficiency in demanding environments. The brand's commitment to quality ensures that its pumps and related parts deliver consistent performance, reducing downtime and operational costs across various applications, from irrigation systems to industrial fluid transfer.

Part Numbers
98978495; 5712604595220; 7VTW4Z; 0DT3831; A0111874; 7507047
Model
NBE 50-250/205 A-F2-A-BQQE
Width mm
350
Approvals
CE, EAC, UKCA, WRAS, ACS, NSF61
Height mm
450
Length mm
700
Pump type
Standard block pump
Controller
CUE
Efficiency
IE5
Max head m
28.5
Motor type
MGE112MB
Bearing type
Ball bearing
Power factor
0.89-0.85
Rated head m
22.1
Control panel
1
Density kg m3
998.2
Motor size kw
11
Net weight kg
130
Pump speed rpm
2900
Shaft material
Stainless steel EN 1.4301 AISI 304
Connection type
F2
Curve tolerance
ISO9906:2012 3B
Enclosure class
IP55
Gross weight kg
155
Pipe connection
DIN
Rated current a
20.5-16.0
Rated flow m3 h
36.6
Rated speed rpm
360-3900
Rated voltage v
3 x 380-500
Shaft seal code
BQQE
Inlet connection
DN 65
Insulation class
F
Flange size motor
FF215
Impeller material
Stainless steel EN 1.4301 AISI 304
Outlet connection
DN 50
Rated power p2 kw
11
Mains frequency hz
50
Pressure rating pn
16
Shipping volume m3
0.38
Frequency converter
Built-in
Liquid temperature c
20
Pump housing material
Cast iron EN-GJL-250 ASTM A48-40B
Built in motor protection
1
Max ambient temperature c
50
Min ambient temperature c
-20
Relative humidity percent
95
Liquid temperature range c
-25 to 120
Max operating pressure bar
16
Max pressure at temperature
16 bar / 120 °C, 16 bar / -25 °C
Motor efficiency 1 2 load percent
93
Motor efficiency 3 4 load percent
93
Motor efficiency full load percent
92.5
Manufacturer
grundfos

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