Shenzhen Hpmont Technology Co., Ltd.
Chapter 8 Troubleshooting and Maintenance
HD3N-L Series User Manual V1.0
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Chapter 8
Troubleshooting and Maintenance
8.1
Troubleshooting
If a fault occurs, the keypad will display the fault alarm status, faulty relay acts, HD3N-L stops output
and the motor coasts to stop.
When fault alarm occurs, user should record the fault in detail and take proper action according to the
Table 8-1.
If technical help is needed, contact the suppliers or directly call Shenzhen Hpmont Technology Co., Ltd.
Table 8-1 Fault and counter-measures
Fault
Fault reasons
Counter-measures
Lu
DC bus
undervoltage
•
At the begining of power on and at
the end of power off
•
Input voltage is too low
•
Improper wiring leads to
undervoltage of hardware
•
It is normal status of powering on and
powering off
•
Check input power voltage
•
Check wiring and wire HD3N-L properly
E0001
Controller output
Acc. overcurrent
•
Improper connection between
HD3N-L and motor
•
Improper motor parameters
•
The rating of the used HD3N-L is
too small
•
Acc. and Dec. time is too short
•
Connect HD3N-L and motor properly
•
Set correct motor parameters
•
Select controller with higher rating
•
Set proper Acc. time and Dec. time
E0002
Controller output
Dec. overcurrent
E0003
Controller output
constant speed
overcurrent
E0004
DC bus voltage
Acc. overvoltage
•
Input voltage is too high
•
Dec. time is too short
•
Improper wiring leads to
overvoltage of hardware
•
Check power input
•
Set a proper value for Dec. time
•
Check wiring and wire HD3N-L properly
E0005
DC bus voltage
Dec. overvoltage
E0006
DC bus voltage
constant speed
overvoltage
E0009
Heatsink overheat
•
Ambient temperature is too high
•
Poor external ventilation of HD3N-L
•
Fan fault
•
Fault occurs to temperature
detection circuit
•
Use controller with higher power
capacity
•
Improve the ventilation around HD3N-L
•
Replace the cooling fan
•
Seek technical support
E0010
Braking unit fault
•
Circuit fault of braking unit
•
Seek technical support
E0011
CPU fault
•
CPU abnormal
•
Detect at power on after completely
power outage
•
Seek technical support
E0012
Motor auto-tuning
fault
•
Motor auto-tuning is timeout
•
Check the motor connection
•
Input correct nameplates parameters
•
Seek technical support
E0014
Current detection
fault
•
Current detection circuit is
damaged
•
Contact the supplier for repairing
8
