SANYU SY2000 Series User Manual page 14

d-26 Inverter status
Group E-Fault code
Code Description
Over-current
E0C1 during
acceleration
Over-current
during
E0C2
deceleration
Over-current
E0C3 during constant
speed
Overvoltage
EHU1 during
acceleration
Overvoltage
EHU2 during
deceleration
Overvoltage
EHU3 during constant
speed
Over-voltage
EHU4 during
shutdown
Under-voltage
ELU0 during
operation
0 ～ FFFFH
0: Run / Stop
1: Reverse / Forward
2: Jog
3: DC braking
4: Reserved
5: Overvoltage limit
6: Constant speed frequency
down
7: Over-current limit
8 ~ 9: 00-zero speed /
01-acceleration / 10-deceleration
/ 11-constant speed
10: Overload pre-alarm
11: Reserved
12 ~ 13:Running command
channel: 00-panel / 01-terminal /
10-reserved
14~15:Bus voltage status:
00-normal / 01-low voltage
protection / 10-overpressure
protection
fault cause
The acceleration time is too short Increase acceleration time
Inverter power is too small
Improper setting of V / F curve
or torque boost
Deceleration time is too short
Inverter power is too small
Low grid voltage
Abrupt or abnormal load
Inverter power is too small
Abnormal input voltage
Restart the rotating motor
Deceleration time is too short
Abnormal input voltage
Abnormal input voltage
Abnormal input voltage
Input voltage is abnormal or the
relay is disconnect
1H
Adopt large power inverter
Adjust V / F curve or torque boost
Increase deceleration time
Adopt large power inverter
Check input power
Check load or reduce sudden load
Adopt large power inverter
Check input power
Set to start after DC braking
Increase deceleration time
Check input power
Check input power
Check input power
Check the power supply voltage or ask service
from the manufacturer
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0H
Solution