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![Grundfos 99860073 - MTR 3-22/2 A-WB-A-HQQE]()
![Grundfos 99860073 - MTR 3-22/2 A-WB-A-HQQE]()
![Grundfos 99860073 - MTR 3-22/2 A-WB-A-HQQE]()
![Grundfos 99860073 - MTR 3-22/2 A-WB-A-HQQE]()
![Grundfos 99860073 - MTR 3-22/2 A-WB-A-HQQE]()
![Grundfos 99860073 - MTR 3-22/2 A-WB-A-HQQE]()
Description
MTR 3-22/2 A-WB-A-HQQE | Multistage, immersible, self-priming, centrifugal pump for vertical installation in tanks etc. The pump head and base are in cast iron – all other wetted parts are in stainless steel. The pump has the following characteristics: Dimensions according to DIN 5440.
Impellers, intermediate chambers and spline shaft are made of Stainless steel.
Mechanical shaft seal according to EN 12756.
Power transmission via sintered metal split coupling. A cartridge shaft seal ensures high reliability, safe handling, and easy access and service. The pump is fitted with a 3-phase, fan-cooled asynchronous motor. Immersion depth:
EAN
5713835343154
Material Pricing Group
32
Motor efficiency at full load 1
79.5-80.6 %
IE Efficiency class
NEMA Premium / IE3 60Hz
Maximum ambient temperature
140 °F
Material code
A
Immersion depth
20.5 in
Density
62.29 lb/ft³
Max pressure at stated temp
363 psi / 194 °F
Maximum operating pressure
25 bar
Power factor 1
0.84-0.78
Selected liquid temperature
68 °F
Type of connection
NPT(F)
Rated voltage
3 x 208-230YY/460Y V
Flange size for motor
56C
Pumped liquid
Water
Size of outlet connection
1 1/4 inch
Starting current
590-650 %
Connect code
WB
Liquid temperature range
14 .. 194 °F
Mains frequency
60 Hz
Insulation class (IEC 85)
F
Motor efficiency at 1/2 load
77.1-75.4 %
Built-in motor protection
NONE
Net weight
32.8 lb
Number of poles
2
Rated speed
3430-3460 rpm
Gross weight
40.8 lb
Rated power - P2
0.37 kW
Enclosure class (IEC 34-5)
55 Dust/Jetting
Motor efficiency at 3/4 load
79.9-79.5 %
Rated current
1
Service factor
1.25
Cable gland entry
2xPG 16 blind plug
Minimum efficiency index, MEI ≥
0.7
Frequency converter
NONE
Motor type
71AB
Terminal box position
6
Pump speed on which pump data are based
3485 rpm
Approvals
CE
Rated flow
15.4 US gpm
Model
A
Version
A
Motor
56C
Chambers
22
Motor standard
NEMA
Rated head
33.79 ft
Type
71AB
Curve tolerance
ISO9906:2012 3B
Impellers
0
Suitable for 50/60 Hz
N
Connection
1 1/4 inch
Impeller
Stainless steel
Code for shaft seal
HQQE
Number of reduced-diameter impellers
0
Standard
NEMA
Pump version
A
Motor Curves