Pilous ARG 220 D Instruction Manual page 46

Failure of Frequency Converter C(F)-NC, DF-NC
Failure
Failure of frequency converter
The frequency converter monitors the overloading of the drive motor. If the set current is exceeded, the frequency converter
interrupts the working cycle and the following information will be displayed:
The machine interrupts the working cycle and the band saw head travels in the upper position. The displays on frequency converters
(arranged in main switchboard) show, which converter has reported a failure. For failure elimination, follow the instructions, which
have been attached to the respective frequency converter. The following information will be displayed:
1) OL 1 - Motor overload
2) OL 2 - Frequency converter overload
3) OL 3 - Moment exceeded
Press STOP/RESET on frequency converter. Press F4 (OK) or Enter, when the failure is eliminated, the following information
STOP
RESET
will be displayed:
Should a failure be displayed again, switch off the machine by button HYDRAULIC UNIT STOP and contact the nearest authorized
service center .
Possible Failure Reason
• See Frequency converter operating instructions.
• Saw blade motor is overloaded.
• Defective frequency converter.
Possible reasons:
• Descending speed of band saw head in cutting
position is too fast.
• Saw blade is blunt, and/or inappropriate
System
Failure!
Failure of frequency converter
System
PERFORMING
3pcs 10pcs
PIECES
Time 00:01:15
0 - STOP
9 0
m/min
Frequency converter for setting
saw blade feed speed
400V 3 PHASE
VS mini J7
2,2 kW
L
DSPL
STOP
DATA
RESET
ENTER
System
Failure!
Failure of frequency converter,
FQ2, FQ4.
-Saw blade drive motor overload
E-05 frequency converter failure
System
SERIES:5 PERFORMING
NO.OF PIECES 10
LENGTH: 15,0 mm
00:07:28
F4 - STOP
F5 - SERIES
Frequency converter for
measuring of length
RUN ALARM
OMRON
SYSDRIVE
MIN MAX 3G3MV INVERTER
200V 1 PHASE
Failure Elimination
• Follow the instructions.
• Check FQ2, FQ4 motor starters.
• Press control valve to reduce the descending
speed in cutting position.
• Replace saw blade.
OK
4
20
SERIES: 00:03:45
32
m/min
L
MIN MAX
FREQUENCY
STOP
RESET
DIGITAL OPERATOR
PJVOP 140
RUN
ALARM
0,55 kW