FIG.1: RT – CABLE TO HORIZONTAL REBAR JOINT FIG.2: RC – CABLE TO VERTICAL REBAR JOINT

FIG.3: CADWELD EXOTHERMIC WELDING OF 70mm2

CABLE TO HORIZONTAL REINFORCEMENT. (RT JOINT) FIG.4: CADWELD EXOTHERMIC WELDING OF 70mm2

CABLE TO VERTICAL REINFORCEMENT. (RC JOINT)

FIG.5: EXCAVATION OF TRENCH TO INSTALL THE BARE COPPER TAPE

FIG.6: INTALLATION OF BARE COPPER TAPE FIG.7: LJ – CABLE TO TAPE JOINT

FIG. 8: INSTALLATION OF EARTH MAT, A – CLAMP, EARTH RODS WITH COUPLERS AND CADWELD

EXOTHERMIC WELDING OF 25x3mm BARE COPPER TAPE TO GROUND ROD

FIG.9: CM – TAPE TO GROUND ROD JOINT FIG.10: LQ/CM – TAPE TO GROUND ROD JOINT

FIG.11: CADWELD EXOTHERMIC WELDING OF 70mm2 CABLE TO BARE COPPER TAPE (LJ JOINT)

FIG.13: CADWELD EXOTHERMIC WELDING OF 25x3mm BARE COPPER TAPE TO GROUND ROD (CM JOINT)

FIG.14: CADWELD EXOTHERMIC WELDING OF 70mm2

INSULATED CABLE TO BARE COPPER TAPE (LJ JOINT)

FIG.15 BACKFILLING OF THE PIT WHERE EARTH

MAT AND RODS WERE INSTALLED

FIG.16 INSTALLATION OF EARTHING SYSTEM FOR LIGHTNING PROTECTION SYSTEM

FIG.17 EARTH CABLE CONNECTED TO STEEL GANTRY

FIG.19 EARTH INSPECTION PIT FIG.18 EARTH CABLE CONNECTED TO THE

GENERATOR

FIG.21 TYPE I SURGE PROTECTION DEVICES (TDX200S277/480TT)

FIG.20 EQUIPOTENTIAL CONNECTING BOX WITH EARTH BAR AND BASE COVER PLATE

FIG.22 TYPE II SURGE PROTECTION DEVICES (TDS350TT277)

FIG.23 25X3MM BARE COPPER TAPE DOWN CONDUCTOR

FIG.24 LIGHTNING EVENT COUNTER (LEC –IV)

FIG.25 SQUARE CLAMP (JOINING TWO 25X3MM TAPES)

FIG.26 25X3MM BARE COPPER TAPE

DOWN CONDUCTOR

FIG.27 BRACKET FOR MAST

FIG.28 A COMPLETE INSTALLATION OF SI40I INTERCEPTOR WITH 25X3 COPPER TAPE DOWN CONDUCTOR

FIG.29 RESISTANCE VALUE FOR BUILDING

EARTHING SYSTEM FIG.30 RESISTANCE VALUE FOR LIGHTNING

PROTECTION GROUNDING SYSTEM