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Toshiba nv Series - 8.1 Daily Inspections

Toshiba nv Series
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Unified Controller nv Series type1 light Controller Unit Operating Instructions
79
Grounding method
(1) Control panel installation
対策
対策
nv
コント
動力盤
専用接地
収納盤
専用接地配線を
しま
動力
専用接地
絶縁板
用接地配線を
( 同一盤内に高周波機器
があ )
nv
コン
動力盤
結盤の場合、高周波機器や動力盤か
地電流が 納盤を
通しれる
nv
コン
Figure 3-3 Control panel installation
nv series
Controller
Power panel
If the controller unit panel and power panel are
coupled, grounding current from the high-frequency
equipment or power panel may flow through the
controller unit panel.
Measures
Dedicated grounding
Isolate the controller unit panel with
insulation and run the dedicated
ground wiring.
T sereis
migration
system
T sereis
migration
system
Power panel
Power panel
Measures
Dedicated grounding
A
ttach the controller unit to the
insulation board and run the
dedicated ground wiring (This is also
applicable when a high-frequency
equipment is on the same board).
T sereis
migration
system
T sereis
migration
system

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