Efficiency and power losses – Rockwell Automation 1606-XLP15E Power Supply Reference Manual User Manual
Page 8

All parameters are specified at 24V, 0.63A, 230Vac input, 25°C ambient and after a 5 minutes run-in time, unless noted otherwise.
8
Rockwell Automation Publication 1606-RM004A-EN-P - January 2014
Bulletin 1606 Switched Mode Power Supplies
8. Efficiency and Power Losses
AC 100V
AC 120V
AC 230V
Efficiency
typ.
85.0%
86.1%
85.1%
at 24V, 0.63A (full load)
Power losses
typ.
0.5W
0.55W
0.75W
at 0A
typ.
1.5W
1.4W
1. 8W
at 24V, 0.315A (half load)
typ.
2.7W
2.5W
2.7W
at
24V,
0.63A
(full
load)
Fig. 8-1
Efficiency vs. output current at 24V,
typ.
Fig. 8-2 Losses vs. output current at 24V,
typ.
Efficiency
0.1
74
76
78
80
82
84
86
72
88%
0.7A
0.3
0.4
0.6
Output Current
0.2
0.5
a) 100Vac
b) 120Vac
c) 230Vac
a
b
c
Power Losses
0
0.1
0.7A
0
0.5
1.5
2.0
3W
2.5
0.2
0.3
0.4
Output Current
0.5
0.6
a) 100Vac
b) 120Vac
c) 230Vac
1.0
b
c
a
Fig. 8-3
Efficiency vs. input voltage at 24V,
0.63A, typ.
Fig. 8-4 Losses vs. input voltage at 24V,
0.63A, typ.
Efficiency
85
120
155
190
225 260Vac
82
83
84
85
86
87
88%
Input Voltage
Power Losses
1.75
2.25
2.50
2.75
3W
85
120
155
190
225 260Vac
2.00
Input Voltage