1. System Installation Requirements
1-23
TI 33J01J10-01EN
n
Grounding with Lightning Arresters
Connect the protective grounding terminals of arresters and CENTUM VP equipment to the
grounding pole as shown in the diagram below.
The grounding method must comply with the grounding system defined by rules and standards of
the conuntry or the region.
Concatenation grounding a lightning arrester and other equipment may cause high-tension in
each equipment by the product of lightning current from arrester and grounding resistance. To
prevent from electrification, overall connection should be equipotential including the floor and the
case of other equipment.
F010501.ai
Arrester
FCU Cabinet
Apply the grounding system which is defined by
the rules and standards of the country or the region.
To FCU Cabinet grounding bar
Grounding bar for connecting
grounding conductor
Connection to grounding bar
Shield the cable
Cabinet internal shield ground bar
(with an insulated board)
Figure Grounding with Lightning Arresters
Dec. 28, 2015-00
Summary of Contents for CENTUM CS
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