TP-Link T1500-28PCT TL-SL2428P T1500-28PCT V1 Quick Install Guide - Page 20

Smart PoE Switch Grounding Terminal Ground Cable Equipotential Bonding Cable Grounding Bar Figure 3-3 Equipotential Bonding When equipotential bonding, please note that the cable should be copper conductor with a sectional area of 6mm2 at least, wrapped green with yellow stripe. The shorter cable the better, and use a grounding bar to establish an equipotential bonding point. Note: The equipotential bonding cable is not provided with our product. If needed, please self purchase it. 3.4 Use Lightning Arrester Power lightning arrester and signal lightning arrester are used for lighting protection. Power lightning arrester is used for limiting the voltage surge due to a lightning. If an outdoor AC power cord should be directly connected to the device, please use a power lightning arrester. Note: Power lightning arrester is not provided with our product. If needed, please self purchase it. Signal lightning arrester is used to protect RJ45 ports of the device from lightning. When cabling outdoors, please install a signal lightning arrester before connecting the cable to the device. When purchasing or using a signal lightning arrester, please observe the following rules: 14 Lightning Protection