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Installing the AC RRU
i
Installation Checklist
1. The PG connectors labeled IN and OUT on the surge protection box are securely
installed and cannot be rotated with the cables.
2. The waterproof gaskets on the door of the cabling cavity of the surge protection box are
not stripped or broken.
3. The OT terminals of the cables connected to the surge protection box are securely
linked. The jackets of the cables are not damaged, and there are no uneven edges on the
cables.
4. The PG connectors are tightened, and the waterproof rings are secure.
5. The six screws on the cabling cavity of the surge protection are tightened according to
the required fastening torque.
6. The axis for the door of the cabling cavity of the surge protection box is not broken, and
the surface of the protection box is not scratched.
7. The cables in the surge protection box are correctly connected by referring to the
operation guide. The OT terminals are tight linked before the door of the cabling cavity is
closed.
8. The power supply to the surge protection box is cut off before installation and
maintenance.
9. The installation and maintenance of the surge protection box is not performed in rainy
or damp weather.
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