6.5
Power supply 240 VAC
Notes on the power supply
WARNING
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!
WARNING
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.
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 240 VAC also applies to the connected IT network:
Phase-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 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 24)".
Connecting up
6.5 Power supply 240 VAC
SCALANCE XR-300WG
Operating Instructions, 03/2021, C79000-G8976-C454-07
57