User Manual
5
There may be a high voltage electric shock hazard inside the product!
Note and observe the warnings on the product.
Observe the safety precautions listed in this manual and other related
documents of this device.
The grounding cable must be well connected to ground, otherwise:
It may cause fatal electric shock to the operator in case of failure!
The device may be damaged when struck by lightning!
Incorrect cable connection can cause damage to PV modules,
combiner boxes, and inverters. When wiring, observe the following
precautions:
Wire according to the wiring drawing.
Before wiring, measure the open circuit voltage of the string to ensure that
the DC input voltage range meets the requirements of the combiner box.
Before wiring, check the positive and negative polarity of the string and
ensure that there is no ground fault.
Operation and wiring can only be done by professional electricians or
qualified personnel.
Operations and wiring must be done in accordance with relevant national
and local standards.
Warning signs must be legible and should be replaced immediately if
damaged.
