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-RM032A-EN-P — April 2014 5
Bulletin 1606 Switched Mode Power Supplies
4. Input Inrush Current
The power supply is equipped with an active inrush current limitation circuit, which limits the input inrush current
after turn-on to a negligible low value. The input current is usually smaller than the steady state input current.
3AC 400V 3AC 480V
Inrush current
*)
max. 6A
peak
6A
peak
over entire temperature range
typ. 4.5A
peak
4.5A
peak
over entire temperature range
Inrush energy max. 1.5A
2
s 1.5A
2
s over entire temperature range
Inrush delay typ. 500ms 600ms
*) The charging current into EMI suppression capacitors is disregarded in the rst microseconds after switch-on.
Fig. 4-1 Typical turn-on behaviour at nominal
load and 25°C ambient temperature
Input
Output
Input Current 2A/DIV
3x400Vac
48Vdc
100ms/DIV
5. DC Input
Do not operate this power supply with DC-input voltage.