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3.2 Package content
After opening the packaging, it is first necessary to check the contents.
The package must contain:
3.3 Connection
3.3.1 Installation requirements
Warning:
Installation must be performed by qualified personnel. The first
connection to perform is the protective conductor (earth cable),
which must be connected to the screw marketed .
The UPS, when inserted in an installation, does not alter the existing
neutral (system earthing) arrangements.