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Wirnet iBTS
Document title : Installation and
Maintenance Manual
Version : 2.0
Author : SNI
Date : 04/12/2018
Classification
This document is the strict property of Kerlink and shall not be either copied nor sent without express
written authorization of Kerlink
Internal Use
Kerlink m2m technologies reserved rights
Confidential
Kerlink – 1 rue Jacqueline Auriol – 35235 THORIGNÉ-FOUILLARD
Page 110 / 221
Strict confidential
Figure 69 : PRC822S Citel
Note:
the RF coaxial surge protector must be connected to the Lightning Protection System
down conductor, connecting the lighting rod to the earth. No cables are provided by
KERLINK for that purpose.
1.8.5.2
DC surge protection, 1 pole
Kerlink recommends using the DS71R-48DC reference from CITEL.
A picture of the DS71R-48DC is presented below:
Figure 70 : DC surge protections (1 pole and 2 poles)
The following schematic shows electrical connections of the unipolar DC surge protection to
the Wirnet iBTS and the isolated DC/DC converter: