lo c a l o p e r aT i o n
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97
Stop sequence
Stop command
AFE Ready ref
to AFE
Operation
5
Ready ref
4
Stopping
Speed ramps down
INU stops to modulate
3
Ready run
MV switchgear opens
DC link discharges
Fan switches off
after a delay
2
Ready on
1
Not ready on
Stop command
Off command
Actions
• Drive is grounded
• Auxiliary supply is switched
off (480 VAC)
79