VD120 Series Inverter User Manual Fault Shooting and Solutions
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155
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Err.11
Motor
overload
1. Motor protection
parameters F8-01 set whether
appropriate
2. Whether the load is too
large or motor stalling
3. Small frequency converter
selection
1. Check the power grid voltage
2. Reset the rated motor current
3. Check the load, adjust the torque
boost
Err.12
Inverter
overload
1. Whether the load is too
large or motor stalling
2. Small frequency converter
selection
1. Reduce the load and check the
motor and mechanical conditions
2. Selection inverter with bigger
class power
Err.13
Input side
phase loss
1. Three-phase input power is
not normal
2. Drive board abnormal
3. Lightning protection plate
abnormal
4. Main control board abnomal
1. Check and eliminate the
problems existing in the peripheral
circuit
2. Seeking technical support
3. Seeking technical support
4. Seeking technical support
Err.14
Output side
phase loss
1. The lead of inverter to
motor is not normal
2. Inverter three-phase output
imbalance when motor
running
3. Driven board abnormal
4. Module abnormal
1. Eliminate peripheral failure
2. Check the motor three-phase
winding is normal and
troubleshooting
3. Seeking technical support
4. Seeking technical support
Err.15
Module
overheat
1. Environment temperature is
too high
2. Air duct blockage
3. Fan damage
4. Module thermal resistance
damage
5. Inverter module damage
1. Reduce the environmental
temperature
2. Clean air duct
3. Replace the fan
4. Replace the thermal resistance
5. Replace the inverter module
Err.17
External fault
1. Through the multi-function
terminal DI input external fault
signal
2. Through the virtual IO
function input external fault
signal
1. Reset running
2. Reset running
Err.18
Communicati
on fault
1. The PC work is not work
2. Communication line is not
normal
3. Communication expansion
card F0-23 set is not correct
4. Communication parameter
Fd group is not correct
1. Check the PC connection line
2. Check the communication
connection line
3. Correctly set up communication
expansion card type
4. Correctly set communication
parameters
Err.19
Current
detection
abnormal
1. Check the hall device
abnormal
2. Driver board abnormal
1.
Replace the hall device
2. Replace the driver board
Содержание VD120 Series
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