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Rockwell Automation Publication 1606-RM028A-EN-P - September 2021
11
Functional Diagram
Figure 25 - Functional Diagram
Figure 23 - Efficiency Versus Input Voltage at 48V,
20 A, Typ
Figure 24 - Losses Versus Input Voltage at 48V, 20 A,
Typ
Efficiency
85
120
155
190
225
260V AC
89
90
91
92
Input Voltage
93
94
95%
Power Losses
20
30
40
50
60
70
80 W
85
120
155
190
225
260V AC
Input Voltage
+
+
-
-
V
OUT
DC-OK
Contact
Output
Overvoltage
Protection
Bridgeless
PFC
Converter
Input Fuse
Input Filter
Inrush Limiter
Output
Voltage
Regulator
Power
Converter
Output
Filter
DC-OK
Relay
Output
Voltage
Monitor
Output
Power
Manager
Temperature
Shutdown
Overload
LED
DC-ok
LED
N
L
Single /
Parallel
Shut-down
Input and
Remote
Control
Shutdown
13
14
15
16
Event Datalogger