10-2
Table 10.1 Abnormal States Detectable ("Alarm" and "Light Alarm" Objects)
Code
Name
"Alarm"
objects
"Light alarm"
objects
Remarks
Ref.
page
Instantaneous overcurrent
--
10-12
Ground fault
--
50 HP or above
10-12
Overvoltage
--
10-12
Undervoltage
--
10-13
Input phase loss
--
10-14
Output phase loss
--
10-14
Heat sink overheat
10-14
External alarm
10-15
Inverter internal overheat
10-15
Motor protection (PTC/NTC thermistor)
--
10-16
Braking resistor overheat
40 HP or below
10-16
Fuse blown
--
125 HP or above for
230 V series
150 HP or above for
460 V series
10-17
Charger circuit fault
--
60 HP or above for
230 V series
125 HP or above for
460 V series
10-17
to
Overload of motor 1 through 2
10-17
Inverter overload
--
10-18
Overspeed
--
10-18
PG wire break
--
10-19
Memory error
--
10-19
Keypad communications error
--
10-19
CPU error
--
10-20
Option communications error
10-20
Option error
10-20
Operation protection
--
10-20
Tuning error
--
10-21
RS-485 communications error (COM port 1)
RS-485 communications error (COM port 2)
10-21
Data saving error during undervoltage
--
10-22
Hardware error
--
60 HP or above for
230 V series
75 HP or above for
460 V series
10-22
Speed mismatch or excessive speed
deviation
10-22
NTC wire break error
--
10-23
Mock alarm
--
10-23
PID feedback wire break
10-24
Braking transistor broken
--
10-24
Positioning control
error
(Servo-lock)
--
10-24
(Synchronous control)
10-24
Enable circuit failure
--
10-24
