Siemens SIMATIC ET200SP PS 6EP7133-6AB00-0BN0 24 V/5 A - Series Connection for Increased Voltage

Applications
9.2 Series connection for increased voltage
SIMATIC ET200SP PS
Manual, 03.2018, A5E43207434
43
9.2
Series connection for increased voltage
To achieve an output voltage of 48 V DC, two 24 V SIMATIC power supplies of the same
type can be connected in series.
Note
For additional details, see Catalog KT 10.1 Chapter 15 Technical information and configuring
(see
(
http://w3app.siemens.com/mcms/infocenter/content/en/Pages/order_form.aspx?nodeKey=k
ey_518431&infotype=catalogs
)).
WARNING
SELV is not guaranteed in the case of a fault
When connecting two power supplies in series, the continuous, permissible SELV voltage of
a maximum of 60 VDC according to EN 60950-1 cannot be guaranteed in the case of a fault.
Figure 9-2 Series connection