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Power supply 100 AC .. 240 V / 24 .. 250 VDC
Danger from line voltage
The SCALANCE X204RNA EEC has a power supply of 100 to 240 VAC or 24 to 250 VDC.
This product 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.
The SCALANCE X204RNA EEC does not have an ATEX approval.
Devices with a 100 to 240 VAC or 24 to 250 VDC power supply are not approved for use in
hazardous areas according to EC‑RL‑-94/9 (ATEX).
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.
Protective ground
PE connector of SCALANCE X204RNA EEC
Simple grounding via the housing is inadequate. For reliable operation, the PE cable must be
connected via the ground bolt. On the SCALANCE X204RNA EEC, the grounding bolt is on the
bottom of the device.
SCALANCE X-200RNA
Operating Instructions, 04/2022, C79000-G8976-C342-07
WARNING
WARNING
WARNING
Connecting up
7.2 Power supply
75
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