Grundfos UPM3 HYBRID 25-70 130 - Design and Electrical Data; Pump Operation Parameters; Performance Curves

UPM3 HYBRID 25-70 130 mm Pump
Design
Wet-running circulation pump with G 6/4” M connection.
Electrical Data
Power supply 230 V, 50 Hz
Power consumption (min./max.) 2/52W
Current (min./max.) 0.04/0.52 A
IP rating IP44
Max. speed 5766 rpm
Weighted average power ≤ 25 W
Energy Efficiency Index ≤ 0.20 by EN 16 297/3
Motor protection not needed
Minimum pressure at pump suction port
Minimum pressure at suction port
to avoid cavitation
0.5 mH
2
O at 75 °C
5.0 mH
2
O at 95 °C
10.8 mH
2
O at 110 °C
Pump Control
The circulation pump can be controlled:
• internally without a PWM signal by selecting a suitable mode and pump performance curve
• by an external PWM A control signal (prole for use in heating systems) or PWM C control
signal (prole for use in solar thermal systems)
Performance Curves
Line type Description
Constant
speed
Proportional
pressure
Constant
pressure