CR 3-4 A-A-A-E-HQQE 0,37 KW GRUNDFOS Boiler Feed Pump POMPA AIR

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Product name CR 3-4 A-A-A-E-HQQE
Product No 96516592
EAN number 5700396745978
Price
TECHNICAL
Pump speed on which pump data are based 2873 rpm
Rated flow 3 m³/h
Rated head 19.1 m
Maximum head 26.5 m
Stages 4
Impellers 4
Number of reduced-diameter impellers 0
Low NPSH N
Pump orientation Vertical
Shaft seal arrangement Single
Code for shaft seal HQQE
Approvals on nameplate CE,EAC,UKCA,WRAS,ACS
Curve tolerance ISO9906:2012 3B
Pump version A
Model A
MATERIALS
Base Cast iron
EN 1561 EN-GJL-200
ASTM A48-25B
Impeller Stainless steel
EN 1.4301
AISI 304
Material code A
Code for rubber E
Bearing SIC
INSTALLATION
Maximum ambient temperature 60 °C
Maximum operating pressure 16 bar
Max pressure at stated temp 16 bar / 120 °C
16 bar / -20 °C
Type of connection Oval / Rp
Size of inlet connection 1 inch
Size of outlet connection 1 inch
Pressure rating for connection PN 16
Flange size for motor FT85
Connect code A
LIQUID
Pumped liquid Water
Liquid temperature range -20 .. 120 °C
Selected liquid temperature 20 °C
Density 998.2 kg/m³
ELECTRICAL DATA
Motor standard IEC
Motor type 71A
IE Efficiency class IE3
Rated power - P2 0.37 kW
Power (P2) required by pump 0.37 kW
Mains frequency 50 Hz
Rated voltage 3 x 220-240D/380-415Y V
Rated current 1.74/1.00 A
Starting current 490-530 %
Cos phi - power factor 0.80-0.70
Rated speed 2850-2880 rpm
Efficiency IE3 73,8%
Motor efficiency at full load 73.8 %
Motor efficiency at 3/4 load 79.0 %
Motor efficiency at 1/2 load 75.5 %
Number of poles 2
Enclosure class (IEC 34-5) 55 Dust/Jetting
Insulation class (IEC 85) F
Motor protec NONE
Motor No 85805102
CONTROLS
Frequency converter NONE
OTHERS
Minimum efficiency index, MEI ≥ 0.70
Net weight 18.9 kg
Gross weight 21.5 kg
Shipping volume 0.054 m³

Quotation
CR 3-4 A-A-A-E-HQQE
Vertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). The pump head and base are in cast iron