
17
17.6 Warning Interface for the αi Spindle
868
Warning
number
DetailsContents
59 Converter cooling
fan stopped
If the PSM cooling fan stops, the warning
signal is output. Since the spindle contin-
ues to operate at this time, use the PMC
to perform processing as needed.
About one minute after the warning signal
is output, an alarm occurs.
113 Converter radiator
cooling fan stopped
If the PSM radiator cooling fan stops, the
warning signal is output. Since the
spindle continues to operate at this time,
use the PMC to perform processing as
needed.
If the PSM main circuit overheats, an
alarm occurs.
Diagnosis number
Warning states are indicated by diagnosis numbers 712 (first spindle, 713
(second spindle), 732 (third spindle), and 733 (fourth spindle).