Emerson Process Management Bristol Series 9110 - Manual (Page 66)

8 / Supplement S1400
POWER COMPANY GROUND
AND GROUND ROD
SERVICE
TRANSFORMER
GROUND BED
CONDUCTOR
TEST POWER COMPANY
GROUND ROD
LIGHTNING
ARRESTERS
EACH PHASE
NOTE:
ELECTRIC
METER
MAIN
BREAKER
BOX
Figure 7 AC Power Grounding System