Siemens SIMATIC S7-1500 Manual page 39

Technical specifications
Power reduction (derating) to aggregate current of outputs (per group)
The following graphs show the loading capacity of the outputs in relation to the mounting
position and the ambient temperature.
①
Horizontal mounting of the system
②
Vertical mounting of the system
Figure 6-1 Details on total current of outputs (per group)
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DQ 8x24VDC/2A HF Digital Output Module (6ES7522-1BF00-0AB0)
Manual, 06/2018, A5E03485650-AF