Fuji Electric FRENIC MEGA G2 Series - Page 619

6.3 If an Alarm Code Appears on the LED Monitor
6-5
TROUBLESHOOOTING
Chap 6
Table 6.3-1 cont.
Alarm code
Alarm code name
Warning selection
possible
Retry
Alarm
subcode
Alarm subcode name
Ref.
page
er6
Operation error
-
-
1
STOP key priority/forced stop
(STOP terminal)
6-12
2
Start check function
3
Start check function
(when operation is permitted)
4
Start check function
(when reset is turned on)
5
Start check function
(when the power recovers in powering on)
6
Start check function
(keypad connection)
8
Brake signal error
9-14
For investigation by manufacturer
er7
Tuning error
-
-
7
Operation command OFF during motor
tuning
6-13
8
Forced stop during motor tuning
9
BX command during motor tuning
10
Hardware current limit during motor tuning
11
Occurrence of low voltage (LV) during
motor tuning
12
Failure due to prevention of reverse
rotation during motor tuning
13
Over upper limit frequency during motor
tuning
14
Switching to commercial power during
motor tuning
15
Occurrence of alarm during motor tuning
16
Change of run command source during
motor tuning
18
Over acceleration time during motor
tuning
24
Terminal [EN1], [EN2] error
during motor tuning
5000 or
higher
Refer to Chapter 4 “4.7.2 [3], ■ Tuning
errors”.
Other than
above
For investigation by manufacturer
er8
RS-485 communication error
(Communication port 1)
Y
-
0
-
6-14
erd
Step-out detection
-
-
5001-5010
For investigation by manufacturer
6-15
erC
Magnetic pole position
detection error
-
-
5002-5008
For investigation by manufacturer
6-16
ere
Speed inconsistency/
excessive speed deviation
Y
-
1
Signs of speed command and speed
detection are inconsistent.
6-17
3
In the case of excessive speed deviation
(|detected speed|>|speed command|)
5
Detected speed remains 0Hz irrespective
of speed command.
7
In the case of excessive speed deviation
(|detected speed|<|speed command|)
erf
Data saving error during
undervoltage
-
-
0
-
6-18