Power Supply PS1000-A6-24.5
Input Inrush Current
20
21
-1
1
13
7
Input Inrush Current
An active inrush limitation circuit (NTCs, which are bypassed by a relay contact) limits the input
inrush current after turn-on of the input voltage.
The charging current into EMI suppression capacitors is disregarded in the first microseconds
after switch-on.
Figure 7.1
Typical turn-on behavior at nominal load, 120Vac input and 25°C ambient
Figure 7.2
Typical turn-on behavior at nominal load, 230Vac input and 25°C ambient
AC 100V
AC 120V
AC 230V
Inrush current
Max.
8A
peak
7A
peak
7A
peak
At 40°C, cold start
Typ.
5A
peak
4A
peak
4A
peak
At 25°C, cold start
Typ.
5A
peak
5A
peak
6A
peak
At 40°C, cold start
Inrush energy
Max.
0.4A²s
0.5A²s
1A²s
At 40°C, cold start
50ms/DIV
Output voltage 20V/DIV
Input
voltage
200V/DIV
Input
current
2A/DIV
4A
50ms/DIV
Input
current
2A/DIV
Input
voltage
200V/DIV
Output voltage 20V/DIV
4A