Efficiency And Power Losses - Allen-Bradley Rockwell Automation 1606-XLP60EQT Reference Manual

Bulletin 1606 Switched Mode Power Supplies

8. Efficiency and Power Losses

Efficiency
Power losses
Fig. 8-1 Efficiency vs. output current at 24V,
typ.
Efficiency
92%
a) 230Vac
b) 120Vac
90
c) 100Vac
88
86
84
82
Output Current
80
0 0.5 1.0
Efficiency vs. input voltage at 24V,
Fig. 8-3
2.5A, typ.
Efficiency
91%
90
89
88
87
86
Input Voltage
85
85 120 155
All parameters are specified at 24V, 2.5A, 230Vac input, 25°C ambient and after a 5 minutes run-in time unless noted otherwise.
8
AC 100V
typ. 87.4%
typ. 0.45W
typ. 3.9W
typ. 8.6W
a
b
c
1.5 2.0 2.5A
190 225 260Vac
Rockwell Automation Publication 1606-RM014A-EN-P — March 2014
AC 120V AC 230V
88.5% 90.4%
0.5W 0.85W
3.7W 3.9W
7.8W 6.4W
Fig. 8-2 Losses vs. output current at 24V,
typ.
Power Losses
9W
a) 230Vac
8
b) 120Vac
7
c) 100Vac
6
5
4
3
2
1
Output Current
0
0 0.5 1.0
Losses vs. input voltage at 24V, 2.5A,
Fig. 8-4
typ.
Power Losses
12W
10
8
6
4
2
Input Voltage
0
85 120 155
at 24V, 2.5A (full load)
at 0A
at 24V, 1.25A (half load)
at 24V, 2.5A (full load)
c
b
a
1.5 2.0 2.5A
190 225 260Vac