IDC Controls and Operation
MAINTENANCE BYPASS POSITION
(plate in far LEFT position)
OFF
ON
(up)
OFF
OFF
(down)
(down)
INTERLOCK
KNOB
INTERLOCK PLATE
ON
ON
(up)
(up)
OFF
ON
(down)
NORMAL OPERATION POSITION
(plate in far RIGHT position)
Figure 5-7. Eaton 9390 IDC Controls – Interlock Operation (208V)
5-10
Eaton 9390 IDC (40–80 kVA) Installation and Operation Manual 164201690 Rev 3 www.eaton.com/powerquality