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Connecting the device
4.3 Connecting power supply units
4.3.2
Connecting the power supply unit 850 W
Injury to persons or damage to property when operated on an incorrect power supply
system
If you connect the device to an unsuitable power supply, the device receives voltages and
currents that are too high or too low.
Injuries to persons, malfunctions or a damage to the device can result.
• The permissible rated voltage of the device must match the local mains voltage.
• Operate the device only in grounded electricity grids (TN networks in accordance with
• Operation via non-grounded or impedance-grounded grids is prohibited.
Risk of electric shock
The on-off button and on-off switch do not fully disconnect the device from the mains
voltage.
There is also a risk of fire if the device or connecting lines are damaged.
• Always fully disconnect the device from the mains voltage before performing work on
• For control cabinet mounting: Use a central and easily accessible AC circuit breaker near
Requirement
• You have observed the information under "Country-specific information on supply voltage
(Page 57)".
• Screwdriver TORX T10
Procedure
1. Ensure that the on-off switch is in position '0' (off). You can find information on the position
of the on-off switch under "On-off switch for power supply unit 850 W (Page 26)".
2. Connect the power plug to the corresponding socket. Information on the position of the
socket is available in "Connection of power supply unit 850 W (Page 23)".
3. Insert the power cable in the electrical socket.
4. Switch on the device at the on-off switch (position |).
5. To prevent unintentional removal of the power plug, secure the power plug on the device.
60
WARNING
VDE 0100 Part 100 or IEC 60364-1).
WARNING
the device or when the device will not be used over an extended period of time.
the device.
Workstation SIMATIC IPC RW-545A Operating
Instructions, 08/2023, A5E52943278-AA
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