Manual
CPS20 Instruction Manual for Power Supplies
CPS20 Bedienungsanleitung für Stromversorgungen
Fig. 1 / Bild 1
AC/DC Functional Diagram / AC/DC Funktionsschaltbild
Fig. 2 / Bild 2
DC/DC Functional Diagram / DC/DC Funktionsschaltbild
+
+
-
-
Output
Over-
Voltage
Protection
PFC
Converter
Output
Voltage
Regulator
Power
Converter
Output
Filter
Output
Voltage
Monitor
Output
Power
Manager
Temper-
ature
Shut-
down
Input Fuse
Input Filter
Input Rectifier
Active Inrush Limiter
V
OUT
L
N
DC-ok
Contact
DC-ok
LED
Single /
Parallel
DC-ok
Relay
+
+
-
-
Output
Over-
Voltage
Protection
Boost
Converter
Output
Voltage
Regulator
Power
Converter
Output
Filter
Output
Voltage
Monitor
Output
Power
Manager
Temper-
ature
Shut-
down
Input Fuse
Input Filter
Active Inrush Limiter
Reverse Polarity
Protection
V
OUT
+
-
DC-ok
Contact
DC-ok
LED
Single /
Parallel
DC-ok
Relay
Fig. 3/ Bild 3
Output Characteristic /Ausgangskennlinie, typ.
Fig. 4/ Bild 4
Hiccup
PLUS
Overload and Short-Circuit Behavior / Hiccup
PLUS
Überlast- und Kurzschlussverhalten, typ.
Output Current
0V
040%80%
4V
8V
12V
28V
16V
20V
24V
120% 160% 200%
24V
Unit
0V
6V
12V
18V
42V
24V
30V
36V
36V
Unit
0V
8V
16V
24V
56V
32V
40V
48V
48V
Unit
Hiccup
PLUS
mode
Adjustment range
Output Voltage
0V
2V
4V
6V
15V
8V
10V
12V
12V
Unit
Output
Current
0
I
SC
18s 18s
18s
2s
2s
2s
t
Short -circuit
Normal
operation
Normal
operation
I
SC
:
12V unit: 40A
24V units: 42A
36V unit: 25A
48V units: 20A
Fig. 5 / Bild 5
Insulation / Isolation
Fig. 6 / Bild 6
DC-OK Signal
Fig. 7 / Bild 7
Output derating for 24V, 36V and 48V units/
Leistungsrücknahme für 24V, 36V und 48V Geräte
Fig. 8 / Bild 8
CPS20.121 Output derating /
CPS20.121 Leistungsrücknahme
AD
C
B
B
*)
(+)
Input
L
(-)
N
DC-ok
Earth, PE
Output
+
-
B*) When testing input to DC-OK ensure that the
max. voltage between DC-OK and the output is not
exceeded. We recommend connecting DC-OK pins
and the output pins together when performing the
test.
100ms
0.9* V
ADJ
<
1ms
10%
open
V
OUT
= V
ADJ
openclosed closed
>
1ms
Allowed Output Power
0
-25 0 20 40
70°C
96W
192W
288W
384W
480W
576W
60
A...100 to 264Vac or
100 to 360Vdc, continuous
B... 85Vac or 88Vdc, continuous
C... Short-term
B A
Ambient Temperature
C
Allowed Output Current at 12V
0
-25 0 20 40
70°C
5A
10A
15A
20A
25A
30A
60
50
A...100 to 264Vac, continuous
B... short term
BA
Ambient Temperature
Fig. 9 / Bild 9
Physical Dimensions of the AC/DC Versions/ Abmessungen der AC/DC Versionen
Fig. 10 / Bild 10
Physical Dimensions of the DC/DC Versions/ Abmessungen der DC/DC Versionen
PU-382.011.00-10C