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3
1 Safety
Note and comply with the safety guidelines of this manual while handling AC modules. Failure to comply may result
in severe damage to the equipment and/or fatal injuries.
Safety symbols are used to minimize loss and injury during handling and operation of the equipment specified in this
manual.
1-1 Safety Symbols
1-2 Important Safety Instructions
WARNING
• To prevent the risk of burns, do not touch metal parts during operation.
• For safety, only qualified persons should service modules.
• To prevent the risk of electric shock, stay away from damaged module(s). Do not use module(s) with broken glass
or torn backsheets.
• Damaged modules must be handled with proper safety equipment. Failure to comply may result in serious bodily
injury or death.
• Micro inverter warranty void if cover removed. No serviceable parts inside. Refer servicing to qualified personnel.
• For proper operation, make sure to use exclusively cables, connectors and accessories provided by LG Electronics.
Parts that are not listed may cause critical danger.
• For proper operation, the AC module shall be connected only to a dedicated branch circuit.
• To prevent the risk of fire, do not connect any device between the AC module and circuit breaker. Circuit breaker
may not work properly.
• Before installation, make sure to check that the area of location meets the required environment specified in
Chapter 6. Product Specification (Voltage, frequency, temperature, number of AC modules, overcurrent device).
DANGER
• To prevent the risk of electric shock, stay away from current-carrying terminals during operation. And, allow
several minutes after the circuit breaker has been turned off. It may be energized in the open position.
• To prevent the risk of overvoltage, do not disconnect the cable connector during operation.
Failure to comply with the instructions may cause fatal injuries or immediate death.
DANGER
Failure to comply with the instructions may cause severe injuries or death.
WARNING
Failure to comply with the instructions may cause injuries or damage to property.
CAUTION
Failure to comply with the instructions may cause severe injuries or immediate death
by overvoltage.
Failure to comply with the instructions may cause injuries or damage to property by fire.
• Use proper equipment, connectors, wires and buttresses for the installation of the module. Failure to comply may
result in product damage, product failure and/or bodily injury.
• To reduce the risk of accidents, do not install during inclement weather.
• To prevent the risk of electric shock, do not touch the glass surface or frame of the solar module after installation.
• To prevent the risk of injury, do not apply pressure on the module (ex. placing heavy objects or stepping on the
module).
• To prevent the risk of injury, do not drop the module; modules must be gently handled and placed down.
• For proper operation, do not scratch the coating surface of the frame. It may increase the corrosion of the frame.
• For proper operation, do not concentrate sunlight on the module surface.
• Addition of holes in the frame or glass of the module may decrease the strength and integrity of the frame or glass.
• Do not remove warning labels.
• Store the module in its original package until installation.
CAUTION