TP-LINK TL-ER5120 Installation Guide download pdf (Page 16)

Gigabit Load Balance Broadband Router

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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:

The port rate of the signal lightning arrester should match the rate of the desired port

■

on the device. If it is not matched, this signal lighting arrester will not work. Purchase

a standard lightning arrester.

Install signal lightning arrester near the protected device and connect it to the ground

■

via a shorter ground cable.

Equipotential Bonding CableGrounding Te rminal

Ethernet Cable

Signal Lightning Arrester Device

Lightning Arrester ConnectionFigure 3-4

Note: Signal lightning arrester is not provided with our product. If needed, please self

purchase it.

Lightning Protection

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TP-LINK TL-ER5120 Installation Guide Page 16