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10. Electrical connection - Safety instructions
There is a risk of fatal electric shocks.
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The electrical connection and all work on electrical systems must
only be carried out by a qualified electrician in accordance with
the connection instructions in these operating instructions.
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Carry out all installation and connection work only in an
isolated, deenergised state.
◆
Disconnect all phases of the mains power supply cable and secure
it to prevent re-connection.
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Check that the system is dead.
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Prior to connecting, compare the information about voltage/
frequency on the device with those of the local electrical grid
operator.
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Incorrect wiring may lead to short-circuits and destruction of
the device.
◆
Observe the sequence of connector pin assignments in the wiring
diagram on page 41 and on the type plate.
