Power Dissipation - Allen-Bradley 1769-PA2K Installation Instructions Manual

Power Dissipation

The following graphs indicate the real electrical power dissipation of the power supply in
function of the electrical load.
1769-PA2, 1769-PA2K Real Power Dissipation
10
9
8
7
6
5
4
3
2
1
0
0
1769-PB2, 1769-PB2K Real Power Dissipation
10
9
8
7
6
5
4
3
2
1
0
0
10
Bus +5V, +24V, and User +24V Load
10
Bus + 5V and 24V Load
Rockwell Automation Publication 1769-IN028I-EN-P - July 2020
55 °C
60 °C
20
(Watts)
60 °C
20
(Watts)
Compact I/O Expansion Power Supplies
40
30
30 40
27