Installation and operating instructions
Fresh water station WHI freshaqua 22
3 Product description
83514302 ▪ 1/2017-08 ▪ Ext. PAW
11-32
3.4
Technical Data Pumps
Grundfos UPM2 15-75 LowFlow
Grundfos UPM2 15-75 CIL
Length
130 mm
Connections
1" male thread
Protection class
IP 44
Max. pressure
1.0 MPa (= 10 bars)
Max. temperature
95 °C TF 95
I (1/1)
0.04-0.52 A
P1
3-70 W
Use in
WHI freshaqua 22 #1 and #3
Prim
/
WHI freshaqua 22 #2 and #4
Prim
Sec
Prim = Primary side (accumulator circuit) / Sec = Secondary side (circulation)
3.5
PWM input signal (solar profile)
PWM input
signal [%]
Pump status
< 6
Standby
6-8
Hysteresis
9-15
Min.
speed
16-90
Linear increase in
speed from rpm
min. to rpm max.
91-100
Max.
speed
Min.
Max
.
Stop
PWM input signal [%]
Speed