Electrical Features - Western Co WRM 20 Benutzerhandbuch

Electrical features

Battery voltage
Open circuit panel voltage
Panel current
Maximum panel power
Load output voltage
Load current
Charge voltage at 25°C – SEAL program
(default)
Charge voltage at 25°C – FLOOD program
Charge voltage at 25°C – LEO program
Charge voltage for Li program
Compensation of Vch function of battery
temperature (Tbatt)
Low battery voltage (settable)
Exit Low battery voltage
Detection voltage of the day (settable)
Detection voltage of the night: Vnight =
Vday –0.8V
Float phase voltage
Absorption time (settable)
Auto consumption
Working temperature
Dissipated power
Wire gauge
Protection degree
Weight
(*)When selected Li program, the charge voltage is not compensated in accordance with battery temperature.
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Vbatt
Vpan
Ipan
Pmax
Vload
Iload
Vch
Vch
Vch
Vch
Vtadj
Vlb
Vout_lb
Vday
Vnight
VFlt at 25°C
TAbsorption 1.0 h
Isleep
Tamb
Pdiss
Tab.4 Table of electrical features
manuals search engine
WRM20 and WRM20+
User manual
12V battery nominal voltage 24V battery nominal voltage
Min Typ
10V
20V -
- -
- -
Battery
-
voltage
- -
14.4V
14.8V
14.4V
14.0V -
- -24mV/°C
11.4V
10.8V
(default)
12.4V 13.8V
4.8V
2.4V
(default)
1.6V -
Vch – 0.6V
3.0 h
(default)
12.7mA
(Vbat 14,0V)
-10°C
2
1mm
IP20
- 515 g
9
EN
Max Min Typ
17V 20V
100V 40V -
19A - -
310W - -
Battery
- -
voltage
20A - -
28.8V
29.6V
28.8V
14.7V 28.0V -
- - -48mV/°C
22.8V
12.2V 21.6V
(default)
13.8V 24.8V 27.6V
9.6V
9.6V 4.8V
(default)
8.8V 4.0V -
Vch – 1.2V
3.0 h
4.0 h 1.0 h
(default)
17,7mA
(Vbat 28,0V)
50°C -10°C
20 W
2 2
10mm 1mm
IP20
- - 515 g
Max
34V
100V
19A
620W
-
20A
29.4V
-
24.4V
27.6V
19.2V
18.4V
4.0 h
50°C
29 W
2
10mm
-