Heat source pump, heat pump
0
5
10
15
20
25
30
35
40
45
50
0
20
40
60
80
100
120
140
160
20
40
60
80
100
2
1
3
A
B
Fig. 6: Circulation pump Grundfoss UPML 25-105 180 PWM - capacity range
1: Power consumption [W]
2: Medium flow rate [l/min]
3: Request [%]
A: Characteristics curve for medium flow rate [l/min]
B: Characteristics curve for power consumption [W]
External control via analogue-In PWM signal. The tolerances of each curve are in acc. with EN 1151-1:2006
Stage
Effective power
consumption[W]
Current consumption
[A]
Motor protection
min.
7
0.07
blocking current resistant
max.
136
1.03
blocking current resistant
REMKO series WSP
18