Grundfos RSI - Page 125

8.1.20 Group 3.24: Dual Supply
Group 3.24.1: Common settings
Code Parameter Min Max Unit Default ID Description
P3.24.1.1 AC Voltage 210 700 V 0 1974
Nominal voltage of AC
grid.
V3.24.1.2 Nominal DC Voltage 0 1200 V 0 1990
Monitor of calculated value
of nominal DC voltage,
when supply is from AC
grid.
P3.24.1.3 Dual Supply Mode 0 2 0 1971
0 = Always active
1 = Closed loop Irradiation
2 = Closed loop
Sensorless
P3.24.1.4 DC Offset for AC Off 1 100 V 30 1977
Offset added to M3.24.1.1,
as DC voltage threshold
above which AC can be
switched Off.
P3.24.1.5 AC Off at Stop Delay 1 3600 s 60 1973
Delay to switch AC Off at
stop, if it happened with
AC On condition.
Group 3.24.2: Mode 0 parameters
Code Parameter Min Max Unit Default ID Description
P3.24.2.1 AC On Condition At Run At Start At Run 1972
Group 3.24.3: Mode 1 Irradiation parameters
Code Parameter Min Max Unit Default ID Description
P3.24.3.1 Irradiation Signal AI1 AI2 AI1 1980
Selection between AI1 and
AI2.
P3.24.3.2 Max Irradiation 100 5000
W/m
2
1500 1981
Value of irradiation at
maximum signal.
P3.24.3.3 AC On Irradiation 0 1500
W/m
2
200 1984
Threshold for irradiation,
below which AC relay is
switched On.
P3.24.3.4 AC Off Irrad. Offset 10 1500
W/m
2
200 1985
Value added to P3.24.3.3
to determine the threshold
for switching AC Off.
P3.24.3.5 Irrad. Stabiliz. Time 1 120 s 20 1986
Irradiation has to stay
below/ above thresholds
for this time, to activate
switching On/Off.
P3.24.3.6 Identification No Yes No 1987
P3.24.3.7 Identification Frequency 20.00 50.00 Hz 30,00 1988
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