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Grundfos ALPHA2 GO - Technical Data

Grundfos ALPHA2 GO
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12. Technical data
Supply voltage 1 × 220-240 V, ± 6%, 50/60 Hz
Minimum supply voltage
160 VAC (runs with reduced
performance)
Motor protection
The pump requires no external motor
protection.
Enclosure class
Indoor use only
IP44
IPX4D (only ALPHA2 K XX-75)
Temperature class
TF110 to EN 60335-2-51
TF95 to EN 60335-2-51 (only
ALPHA2 GO XX-90)
Reaction time - power on No specific requirements.
Reaction time - standby < 1 s
Reaction time - speed
change
< 1 s
Inrush current < 4 A
Standby power
consumption
2)
3)
< 0.7 W
Insulation class F
Relative humidity Max. 95 %
Max. outlet pressure 1.0 MPa (10 bar)
Surge robustness > 3 W (DWCM)
Radio frequency radiation
exposure
-6 dB CE/EN55014-1, CE/EN55014-2
Sound pressure level (LP) < 25 dB(A)
Pump housing Electrocoated cast iron
Connection type G 1, G 1 1/2, G 2
3)
Applicable for pumps that are stopped and connected to the power
supply. Only applicable for variants with the PWM functionality.
Product size
Max. flow rate (Q)
[m
3
/h]
Max. head (H)
[m]
XX-40 2.7 4.0
XX-60 3.5 6.0
XX-75 4.5 7.5
XX-90 4.8 9.0
Power usage (approximate)
Min.
Max.
XX-40 3 W 21 W
XX-60 3 W 37 W
XX-60 3 W 37 W
XX-75 3 W 75 W
XX-90 3 W 90 W
Liquid temperature
Max. ambient
temperature
55 °C
Max. ambient
temperature
70 °C
XX-40 2 to 110 °C 2 to 75 °C
XX-60 2 to 110 °C 2 to 75 °C
XX-75 -10 to +110 °C -10 to +75 °C
K XX-75 -20 to +110 °C -20 to +75 °C
XX-90 -10 to +95 °C -10 to +60 °C
Inlet pressure
Liquid temperature
[°C]
Min. inlet pressure
[bar]
75 0.05
95 0.5
110 1.08
Related information
2.5.1 Nameplate
23
English (GB)

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