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General safety rules to be followed before performing any work on the inverter.
States that installation and electrical work require qualified personnel with specific training.
Safety precautions for handling the device before installation, including CAUTION and NOTICE.
Safety warnings and cautions during the installation process, emphasizing electrical safety and ventilation.
Notices regarding electrical connections, compliance with standards, and grid connection permission.
Warns about lethal voltage from PV arrays and the need for qualified personnel for wiring.
Stresses that all cables must be firmly attached, undamaged, and properly insulated.
Warns about risks of damage or injury if DC connectors are disconnected under AC load without de-energizing.
Advises caution regarding hot parts of the inverter during operation.
Outlines safety procedures for maintenance and service work, emphasizing power disconnection.
Advises keeping unrelated persons away during electrical connection and service work.
Warns against using unauthorized accessories, modifying the inverter, or improper servicing.
Reminds users to ensure safety instructions, warning labels, and nameplates are visible and intact.
Prohibits grounding of positive or negative terminals of PV modules connected to the inverter.
Defines the states and meanings of the inverter's LED indicators.
Details criteria for choosing a suitable installation site, considering wall capacity and environmental factors.
Explains the process of mounting the inverter using the provided backplate.
Step-by-step guide for mounting the inverter backplate onto a concrete wall.
Warning about electrical shock or injury during drilling, emphasizing inspection of existing installations.
Step-by-step guide for mounting the inverter backplate onto a metal frame.
Warns about fatal injury and inverter damage due to improper wiring procedures.
Outlines requirements for the AC side, including circuit breaker specifications and connection rules.
Warns of lethal voltage and emphasizes safety precautions before AC connection.
Details connecting the PE cable to the grounding electrode and establishing equipotential connection.
Warns about lethal voltage from PV arrays and the need for qualified personnel for wiring.
Advises checking impedance values before connecting PV arrays to the inverter.
Explains the two PV input areas (DC1, DC2) and their configuration modes (Independent, Parallel).
Describes how the two PV input areas operate independently.
Explains connecting PV inputs in parallel, sharing the same MPPT.
Warns that DC cables must not be live before starting electrical work.
Warns against grounding DC positive or negative poles of PV arrays due to transformer-less design.
Describes the grounding system, including exposed metal parts and PE cable connections.
Details the availability and connection of second protective earth terminals.
Introduces the RS485 interface for data transfer to PCs or data loggers.
Recommends lightning protection for communication cables in thunderstorm-prone areas.
Describes communication system setups for single and multiple inverters.
Lists essential checks to perform before starting the inverter's commissioning process.
Provides the step-by-step procedure for the initial startup and commissioning of the inverter.
Warns about incorrect country code settings potentially causing faults.
Offers solutions for common issues encountered with the inverter.
Details troubleshooting steps for specific fault codes displayed on the LCD screen.
Provides specific instructions for cleaning the inverter's fans.
Emphasizes disconnecting power and waiting before performing maintenance work.
Reiterate safety warnings for fan replacement, including power disconnection and qualified personnel.
Details protective parameter settings procedures specific to Italy.
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General