GROUND
CLAMPS
GROUND
CLAMPS
ELECTRIC
SERVICE
ENTRANCE
ELECTRIC
SERVICE
ENTRANCE
ANTENNA
DISCHARGE UNIT
NEC SECTION
810-20
GROUNDING
CONDUCTORS
ANTENNA
DISCHARGE UNIT
NEC SECTION
810-20
GROUNDING
CONDUCTORS
GROUND CLAMPSGROUND CLAMPS
POWER SERVICE
GROUPING ELECTRODE
SYSTEM NEC ART 250
PART H
POWER SERVICE
GROUPING ELECTRODE
SYSTEM NEC ART 250
PART H
NEC NATIONAL ELECTRICAL CODE NEC NATIONAL ELECTRICAL CODE
ANTENNA
LEAD-IN
WIRE
ANTENNA
LEAD-IN
WIRE
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