REMKO WKF -compact Series, Assembly And Operating Instructions Manual, Page: 24 / 112

-20°C; 22°C
-20°C; 42°C
-10; 55
35; 55
35°C; 22°C
15°C
20°C
25°C
30°C
35°C
40°C
45°C
50°C
55°C
60°C
-30°C -20°C -10°C 0°C 10°C 20°C 30°C 40°C
V
or
la
u
ft
em
pe
ra
tu
r [
°C
]
Außentemperatur [°C]
VT
[ °
C]
[ ° C] AT
Fig. 14: Service limits and test points WKF 180 Duo
AT: Outside temperature / VT: Inlet temperature
Outdoor temperature [°C] -20 -20 -10 20 35 35
Inlet temperature [°C] 22 42 55 55 55 22
2.10 Pump-characteristic curves, indoor module charging 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
[l/
m
in
]
[W]
[%]
2
1
3
A
B
Fig. 15: Circulation pump Grundfoss UPML 25-105 180 PWM - power range
1: Power consumption [W]
2: Volume flow [l/mim]
3: Activation [%]
A: Characteristic curve volume flow [l/mim]
B: Characteristic curve power consumption [W]
External control via analogical-in PWM-signal
Tolerances of each curve according to EN 1151-1:2006
Level Output [W] Current [A] Motor protection
min. 7 0,07 Rotor current-proof
max. 136 1,03 Rotor current-proof
REMKO WKF / WKF-compact
24