QC100259_Pomona Exchange_DD_Rev01-220630

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                                                                                                               EARTHING GUIDELINES
A                                                                                                                                                                                                                                                                                A
                                                TELSTRA ACTIVE EARTH           SAN EARTHING               SAN EARTH RESISTANCE    SAN (SEB) TO NEAREST TELSTRA                      SAN-TAE INTERCONNECTION SOLUTION     DIAGRAM
                                                RESISTANCE                     SYSTEM                     (ASSESSED ON            ACTIVE EARTH (TAE)                                                                     REFERENCE
                                                (TAE) STATUS (TO BE                                       INSTALLATION)
                                                CHECKED PART OF SITE
                                                VISIT TO DETERMINE SAN
                                                EARTH SOLUTION AND
                                                INTERCONNECTIVITY)
                                   SCENARIO 3   <10 OHM                        6m STRAP + 2* 2.88         >10 OHMS                SAN (SEB) - TAE > 5 METRES                        YG DUCTED EARTH CABLE +              3
                                                                               ELECTRODES                                         (i.e X METRES)                                    BURIED EARTH STRAP IN JOINT USE
                                                                                                                                                                                    TRENCH FOR X-5 METRES FROM THE TAE
B                                                                                                                                                                                                                                                                                B




C                                                                                                                                                                                                                                                                                C




D                                                                              TELSTRA SERVICE EARTH
                                                                                                                         EARTHING SCENARIO                                                                                                                                       D
                                                                                                                         SCALE 1:50
                                                                               EXTENDED TO SITE.
                                                                         5m




                                                                               TELSTRA ANTENNA/STRUCTURE                 SITE > 5m FROM IN SPECIFICATION*
                                                                               EARTH EXTENDED                            TELSTRA SERVICE EARTH.
                                                                                                                         SERVICE EARTH EXTENDED TO SITE VIA EARTH STRAP
                                                                  > 5m




                                                35mm² G/Y CABLE
                                                IN CONDUIT

E                                                                                     GAL. STRAP EXTENDED                                                                                                                                                                        E
                                                                                      TO WITHIN 5m OF SAN
    LEGEND:
    EARTH STRAP
    ABOVE GROUND 16mm² EARTH
                                                                                                                                                                                                                         FOR CONSTRUCTION
                                                                                                                      THIS SHEET TO BE READ IN CONJUNCTION WITH SHEET G4-3.
    BELOW GROUND 35mm² EARTH                                                                                           ORDER DRAWN     CHKD                   AMENDMENT                      EXAM APPD DATE ISS
                                                                  TELSTRA SERVICE EARTH.
    BELOW GEOTEXTILE MAT,                                         TELSTRA ANTENNA/STRUCTURE EARTH                     183929 JM        MF FOR CONSTRUCTION - SP30092467WO015DOWN - SATELLITE RC PG 17.06.22 0.1
    35mm² EARTH IN FLEX GREY CONDUIT
                                                                                                                                                                                                                       SATELLITE ACCESS NODE SITE 183929
    EARTH INSPECTION PIT
                                                                                COMPLIANCE BOX                                                                                                                                 POMONA EXCHANGE
    SITE FENCING                                                              COMPLETED AS PER DESIGN
F                                                                                                                                                                                                                                    EARTHING SCENARIO                           F
    EARTH ELECTRODE
                                                                              ALTERATIONS IN RED                                                                                                                             25 RAILWAY PARADE, POMONA, QLD 4568
                                                                              NAME (PRINT)
                                                                                                                                                                                                                       DWG                                     SHT       G4-1
    SERVICE EARTH BAR        SEB                                              SIGNATURE                 DATE
                                                                                                                             C Telstra Corporation Limited ABN 33 051 775 556 All rights reserved.                     NO.      QC100259                       NO.   .
         1                                         2                                                3                                                4                                                   5                        Cad file: QC100259.dwg                        A3