Fire prevention en – Fronius Primo Installation User Manual
CAUTION! Risk of damage to inverters and other live photovoltaic system components due to poor or
Poor or unprofessional installation can cause overheating of cables and terminal connections and result
in arcs. These can cause heat damage, which in turn may lead to fires.
Observe the following when connecting AC and DC cables:
Tighten all terminals to the torque specified in the operating instructions
Tighten all grounding terminals (PE / GND), including free ones,
to the torque specified in the operating instructions
Do not overload cables
Check cables for damage and verify that they are laid correctly
Take note of the safety instructions, operating instructions and
any local connection regulations
Using fastening screws, always screw the inverter firmly to the wall
bracket to the torque specified in the operating instructions.
Ensure that the fastening screws are tight before starting the inver-
Manufacturer’s instructions regarding connection, installation and operation must always be observed. To re-
duce the hazard potential to a minimum, perform all installation and connection work carefully according to the
instructions and regulations.
Refer to the device operating instructions / installation instructions for the tightening torques to be used at the
relevant terminal connections.