Output in normal mode – Rockwell Automation 1606-XLS240UPSD Power Supply Reference Manual User Manual

Page 5

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All parameters are specified at an input voltage of 24V, 10A output load, 25°C ambient and after a 5 minutes run-in time unless noted otherwise.

It is assumed that the input power source can deliver a sufficient output current.

Rockwell Automation Publication 1606-RM017A-EN-P — February 2014

5

Bulletin 1606 Switched Mode Power Supplies

6. Output in Normal Mode

The total output power of 360W can be shifted dynamically between the two outputs.

24V Output:

nom.

DC 24V

The output voltage follows the input voltage reduced by the
input to output voltage drop.

Output voltage

Voltage drop between input and
output

max.

max.

0.3V
0.45V

At 10A output current, see Fig. 6-1 for typical values
At 15A output current, see Fig. 6-1

for typical values

Ripple and noise voltage

max.

20mVpp

20Hz to 20MHz, 50Ohm *)

Output current

nom.

0 – 15A

Continuously allowed, lower if the 12V output is loaded.

min.

12.3A

Output if 12V output is loaded with 5A.

Short-circuit current

min.

17.9A

Load impedance 100mOhm, see Fig. 6-2 for typical values. The
12V output is off during an overload or short on the 24V.

max. 21A

Capacitive and inductive loads

No limitation

12V Output:

nom.

DC 12V

Output voltage

Output voltage tolerance

±2%

Ripple and noise voltage

typ.

30mVpp

20Hz to 20MHz, 50Ohm *)

nom.

0 - 5A

Continuously allowed, may be lower if the 24V output is loaded
more than 12.3A

Output current

Short-circuit current

min.

4A

Load impedance 100mOhm, see Fig. 7-5. for typical values.
The 24V output is on during an overload or short on the 12V.

max. 5.5A

Capacitive and inductive loads

No limitation

*) This figure shows the ripple and noise voltage which is generated by the DC-UPS. The ripple and noise voltage may be

higher if the supplying source has a higher ripple and noise voltage.

Fig. 6-2 Output voltage vs, output current in
normal mode at 24V input, typ.

Fig. 6-1 Input to output voltage drop, typ.

Input to Output
Voltage drop

0

0

2

10

0.1

0.15

0.25

18A

0.05

0.2

0.3

0.35

0.4V

Ou t pu t Cu r r e n t

4

6

8

12 14 16

Output Voltage

0

0

5

10

15

20

4

8

12

28V

16

20

24

25A

Output Current

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