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Select optical fibers as the external communication cable to lower the signal
interference.
6.1.2 Five Safety Rules
During electrical connections and other operations on the inside device, observe the
following Five Safety Rules:
•
Disconnect all the external connections and disconnect the MV Station internal
power supply.
•
Avoid any accidental re-connections.
•
Verify that no voltage or current is present with appropriate measurement instrument.
•
Ground and short-circuit whenever necessary.
•
Cover possible live parts to avoid accidental contact.
6.2
Preparation before Electrical Connections
Electrical connections between devices inside the MV Station have been performed
before delivery. On site, the connections between the MV Station and external devices
need to be performed, including DC connection, AC connection and communication
connection.
6.2.1 Installation Tools
Installation tools include but are not limited to the following recommended ones, and
other auxiliary tools or components can be used on site when necessary.
System Manual
Содержание SG4950HV-MV
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