General Connection Information - Siemens Panel PC 677 Operating Instructions Manual

Operating instructions (compact)
1.5 Connecting
1.5.2 Connecting the power supply (100 - 240 V AC)

General Connection Information

Note the following in order to operate the device safely and according to regulation:
Note
Voltage Range
The power supply is designed for 100 - 240 V AC networks. It is not necessary to adjust the
voltage range.
Notice
Risk of Damage
Do not connect or disconnect power and data cables during a thunderstorm.
Notice
Power Supply Network
The device is designed for operation on grounded power supply networks (TN systems to
VDE 0100, Part 300, or IEC 60364-3).
It is not designed for operation on ungrounded or impedance-grounded power networks (IT
networks).
Notice
Permitted Mains Voltage
The permitted nominal voltage of the device must conform with local mains voltage.
Notice
Power Disconnection
The mains connector must be disconnected to fully isolate the device from mains. Ensure
easy access to this area.
A master mains disconnect switch must be installed if the device is mounted in a switch
cabinet.
Always ensure free and easy access to the power inlet on the device or that the safety power
outlet of the building installation is freely accessible and located close to the device.
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Operating Instructions (Compact), Edition 07/2006, A5E00877730-01
SIMATIC Panel PC 677