Rockwell Automation Allen-Bradley 1606-XLDF240F, Reference Manual, Page: 6 / 26

6 Rockwell Automation Publication 1606-RM124A-EN-P - September 2021
DC/DC Converter - 48V/48V, 5 A, 240 W Reference Manual
Specifications
Catalog Numbers
DC Input
The input can be powered from batteries or similar DC sources. To maintain a
SELV or PELV output, the source must be a PELV or SELV source, or an
Isolated Secondary Circuit.
Check for correct input polarity. The device does not operate when the voltage
is reversed.
Attributes Values Notes
Output voltage nom DC 48V —
Adjustment range 48…56V Factory setting 48.0V
Output current
6…5.2 A
5…4.3 A
3.8…3.2 A
Below 45 °C (113 °F) ambient
At 60 °C (140 °F) ambient
At 70 °C (158 °F) ambient
Derate linearly between 45…70 °C (113…158 °F)
Input voltage DC 48V ±25%
Input current 5.3 A
—
Input inrush current 7 A peak
Efficiency 95.1%
Losses 12.4 W
Hold-up time 7.7 ms
Temperature range -25…+70 °C (-13…+158 °F)
Size (W x H x D) 42 x 124 x 117 mm (1.65 x 4.88 x 4.61 in.) Without DIN rail
Weight 500 g (1.1 lb) —
Catalog Numbers Description
1606-XLDF240F DC/DC converter
1606-XLC
Wall or panel mount bracket; see
page 17
1606-XLA-S44 Side mount bracket; see page 17
Attributes Values Notes
DC input Nom 48V ±25%
DC input range Min 36…60V DC Continuous operation
Allowed voltage L or N to
earth
Max
60V DC or 42.2V
AC
Continuous according to IEC 62477-1
.
Allowed input ripple voltage Max 10 Vpp
In the frequency range from 47…500Hz, the momentary
input voltage must always be within the specified limits.
Turn-on voltage Typ 35V DC Steady-state value; see Figure 1 on page 7
.
Shut-down voltage Typ 31V DC Steady-state value; see Figure 1 on page 7
.
Input current Typ
5.3 A
At 48V DC input and 48V, 5 A output load; see Figure 3 on
page 7
.
7 A
At 36V DC input and 48V, 5 A output load; see Figure 3 on
page 7
.
Startup delay Typ 350 ms See Figure 1 on page 7
.
Rise time Typ
50 ms
At 48V, 5 A constant current load, 0 mF load capacitance;
see Figure 2 on page 7
.
150 ms
At 48V, 5 A constant current load, 5 mF load capacitance;
see Figure 2 on page 7
.