3-4
3-2 Power Supply Cable Wiring
(2) Grounding
Caution
Be sure to establish a ground of the @E.Terminal.
(The level of grounding resistance should be less than 100Ω.)
• An independent earth pole must be used for the @E.Terminal.
• Use a cable which has a nominal cross section of more than 2 mm
2
for grounding.
• Set the grounding point near the @E.Terminal to shorten the distance of grounding cables.
Other
equipment
@E.TerminalOther
equipment
@E.TerminalOther
equipment
@E.Terminal
* When the @E.Terminal unit is attached to the mounting panel, the fixtures and frame grounds (FG) are connected.
To detach the FG terminal from the ground, attach the insulating sheet to the fixtures and the mounting panel for
insulation.