Connecting up
5.5 Power supply 240 VAC
SCALANCE XR-300WG
Operating Instructions, 05/2017, C79000-G8976-C454-01
43
Power supply 240 VAC
Notes on the power supply
Danger from line voltage for devices with a 240 VAC power supply
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 240 VAC voltage supply do not have an approval for hazardous areas
Devices with a 240 VAC power supply are not approved for use in hazardous areas
according to ATEX, IECEx, FM and UL HazLoc.
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 24
0 VAC also applies to the connected IT
-to-phase.
Information on the power supply
● The power supply is connected using an IEC plug C13/C14. The device installation plug
C14 is located on the rear panel of the device.
● The device installation plug is three pin with with neutral conductor
①, protective
conductor
② and external conductor ③.
● The device is grounded via the power cable.
● The power supply is single (1 x 240 VAC).
● To connect the power supply, use the power cable listed in the section "Accessories
(Page 19)".
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