4
2 Safety instructions
You are advised to read this chapter carefully before installing and using the
combiner box. SUNGROW assumes no responsibility or quality assurance for
any personal injury or device damage due to failure to observe these safety
precautions.
There is a high voltage in the PV string. Accidental contact may cause
fatal electric shock or severe burns. When wiring the combiner box,
you need to:
disconnect the end of the PV string before wiring.
follow the string manufacturer’s safety instructions.
Damaged device or system failure may cause electric shock or fire!
Before operation, visually check the device for damage or other hazards.
Check that other external devices or circuit connections are safe.
Make sure the device is safe before operating.
Touching the internal terminals of the device may result in electric
shock or fire!
Do not touch the terminals or conductors connected to the inverter or
string.
Pay attention to all instructions or safety documents regarding the
connection of the combiner box.
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