Technical data

46
Apendix A
DATA SHEETS
Set points register Setpoint
1 Min. bulk time 30 sec.
2 Temperature variation 60 mV/C
3 Return to bulk time 30 sec.
4 Return to bulk voltage 25.60 V
5 Max. bulk/abs time 360 min.
6 Min. abs time 15 min.
7 Return Amps 1.25 Amps
8 Max. charge current 25 Amps
9 Bulk voltage 28.70 V
10 Abs voltage 28.50 V
11 Float voltage 26.50 V
12 Forced to float voltage 26.50 V
13 Gel voltage setting 1.10 V
14 Diode compensation setting 600 mV
15 DC high alarm on 30 V
16 DC high alarm off 29 V
17 DC low alarm on 20 V
18 DC low alarm off 22 V
19 Alarm delay time 30 sec.
• Temperature variation
5.0 mV/°C per cell
• Reference voltage 25°C
• Battery charging is not allowed
above +50°C and under -20°C
• 12 Volt 30 mV/°C
• 24 Volt 60 mV/°C
5.0 mV/°C
Uref 25°C
forced float
gel/wet battery
diode compensation
standard IUU characteristic
IUU char. increased with 0.6V
IUU char. high float level
IUU char. high float, increased with 0.6V
IU char. low float level
IU char. low float, increased with 0.6V
IU char. high float level
IU char. high float, increased with 0.6 V
TEMPERATURE COMPENSATED CHARGING
charging voltage in V
30
29
28
27
26
25
24
-30 -20 -10 0 10 20 30 40 50 60
battery temperature in °C
float
absorption
25°C reference
temperature
MAX. BULK ABS TIME
BULK TIME
TOTAL CHARGE TIME CYCLE
ABS TIME FLOAT TIME
NEW CYCLE
min. bulk time
min. abs time
return to bulk time
30
29
28
27
26
25
24
MAX. OUTPUT VERSUS INPUT VOLTAGE
current in Amps
input voltage
25
20
15
10
5
0
80 100 120 140 160 180 200 220 240 260
28.5V
230V model
25°C reference
temperature
25°C reference
temperature
0 12.5 25
output current in Amps
Tamb= 25°C
Tamb= 40°C
charging voltage in V
30
29
28
27
26
25
24
CHARGING CHARACTERISTICS