Reference Manual Instruction Manual

All parameters are specified at 24V, 2.5A, 230Vac input, 25ªC ambient and after a 5 minutes run-in time unless noted otherwise.
Rockwell Automation Publication 1606-RM035A-EN-P — April 2014 5
Bulletin 1606 Switched Mode Power Supplies
Fig. 3-2 Input to output voltage drop when both inputs draw current
(typical 1+1 redundant case, when the output voltages of the two units are equal or set into “parallel use” mode)
Voltage Drop, typ.
0A 2A 4A 8A
200mV
400mV
600mV
800mV
1000mV
10
A
6A
Input, Output Current
0mV
Output:
2x2A2x1A Input: 2x4A2x3A0A 2x5
A
A... 25°C
B... 60°C
A
B
V
A
24V,5A
+
-
24V,5A
+
-
V
A
I 1
I 2
U 1
U 2
I 1 I 2 = U 2 U 1 = Voltage Drop U 1 = U OUT -
Output
A
V
I OUT
U OUT
Variable
Load,
0-10A
1606-XLPRED
Input 1
Input 2
Output
Fig. 3-3 Input to output voltage drop when only one input draws current
Voltage Drop U 1 = U OUT -
Not used or
power supply
with lower
voltage
V
A
24V,10A
+
-
I
1
U 1
Output
A
V
I OUT
U OUT
Variable
Load,
0-10A
Input 1
Input 2
Output
1606-XLPRED
Voltage Drop, typ.
0A 2A 4A 8A
200mV
400mV
600mV
800mV
1000mV
10
A
6A
Output Current
0mV
A... 25°C
B... 60°C
A
B
4. Power Losses
DC 24V
Power losses typ.
4.0W input: 2x2.5A
typ.
4.5W
input: 1x5A
typ.
9.0W
input: 2x5A
Standby power losses typ. 0W at no output current
Fig. 4-1 Power losses
Power Losses, typ.
0A 2A 4A 8A
2W
4W
6W
8W
10W
10
A
6A
Input, Output Current
0
Output:
2x2A2x1A Input: 2x4A2x3A0A 2x5
A
A... 25°C
B... 60°C
A
B
1606-XLS
240E
1606-
XLS120E
1606-
XLS120E