Siemens SITOP series Operating Instructions Manual page 43

Derating for Ua >24 V depending on the input voltage (only valid for 6EP1337-3BA00):
Figure 6-9
The output voltage must not be set higher than 24 V for 85 to 93 VAC.
Change-over switch A on:
Parallel operation. The output voltage falls with increasing output current.
Figure 6-10
Figure 6-11
SITOP modular 1ph/2ph
Operating Instructions, 06.2014, C98130-A7548-A1-3-7629
Output derating depending on the input voltage
6EP1333-3BA10 parallel operation output characteristic
6EP1334-3BA10 parallel operation output characteristic
Technical data
6.2 Output
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