100 To 240 Vac Power Supply; Power Supply Of The Scalance Xr524-8C And Scalance Xr526-8C - Siemens SCALANCE XR524-8C Operating Instructions Manual

Connecting

5.3 100 to 240 VAC power supply

5.3 100 to 240 VAC power supply
5.3.1

Power supply of the SCALANCE XR524-8C and SCALANCE XR526-8C

Notes on the power supply
Danger from line voltage
The supply voltage for the devices listed is 100 to 240 VAC.
This device can only function correctly and safely if it is transported, stored, set up, and
installed correctly, and operated and maintained as recommended.
Connecting and disconnecting may only be performed by an electrical specialist.
Connect or disconnect power supply cables only when the power is turned off!
Devices with a 100 to 240 VAC power supply do not have an ATEX or IECEx approval.
Devices with a 100 to 240 V AC power supply are not approved for use in hazardous areas
according to EC-RL-94/9 ATEX or IECEx.
NOTICE
Securing cables with dangerous voltage
Make sure that the connector cannot be released accidentally by pulling on the connecting
cable. Lay the cables in cable ducts or cable channels and secure the cables, where
necessary, with cable ties.
Note
Use in IT networks
When used in IT networks, the power supply 100 to 240 VAC also applies to the connected
IT network: Phase-to-phase.
Information on the power supply
The SCALANCE XR524-8C and SCALANCE XR526-8C are available in the following
versions for power supply with the 100 to 240 VAC power supply unit:
● With single power supply unit (1 x 100 to 240 VAC)
● With redundant power supply unit (2 x 100 to 240 VAC)
Each power supply unit PS1 and PS2 has its own 2-pin IEC plug C14 with switch.
To connect the power supply, use the cables listed in the section "Accessories (Page 20)".
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WARNING
WARNING
Operating Instructions, 05/2017, A5E03275845-11
SCALANCE XR-500