EN
79
Overvoltage
during
acceleration
Restarting of the rotating motor after
transient failures
Do not restart after stopping
E006
Overvoltage
during
deceleration
Slowing down too fast
Extend the acceleration time
Load inertia is too high.
Increase the number of dynamic braking modules
Supply voltage is excessive.
Check power supply
E007
Overvoltage at
constant speed
Abnormal power supply voltage changes
Install input choke
Load inertia is too high
Add the correct dynamic braking modules
E008
Hardware
overvoltage
Supply voltage is excessive
Check power supply
Deceleration too fast
Extend deceleration time
Load inertia is too high
Increase the number of dynamic braking modules
E009
Bus under
voltage
Mains voltage is too low
Check mains power supply
E010
Control unit
overload
Acceleration too fast
Increase acceleration time
Restarting a rotating motor
Do not restart after stopping
Mains voltage too low
Check mains voltage
Overload
Use higher power equipment
E011
Motor overload
Mains voltage too low
Check mains voltage
Incorrect motor rated current setting
Re-set the rated motor current
Motor stuck or large load changes
Check the load and adjust the suction power
Motor too small
Use the correct motor
E013
Loss of output
phase
Loss of any of the phases U, V, W (or
unsymmetrical three-phase load)
Check output wiring
Check motor and cable
E014
Module
overheating
Immediate overcurrent device
See overcurrent solution
Interphase short circuit or
short circuit of any of the phases to the
frame
Rewire
Blocked ventilation duct or broken fan
Clean the ventilation duct or replace the fan
Ambient temperature is too high
Lower the ambient temperature
Loose wire or device plug-in module
Check and reconnect
Power circuit fault
Get technical assistance
Control panel
E015
Lack of water
Water shortage detected
Check the suction basket and that there is sufficient
water in the suction pipe and pump
E018
Failure of
current
detection
circuits
Faulty control panel connector contact
Check the connector and reconnect it
Power supply circuit fault
Get technical assistance
Damaged Hall components
Defective amplifier circuit
E022
EEPROM read
and write
failures
Incorrect reading and writing of control
parameters
Press the RUN/STOP button to reset
Faulty EEPROM memory
Get technical assistance
E023
High torque
Accelerating too fast
Extend the acceleration time
Restarting a rotating motor
Do not start the engine while it is still turning
Mains voltage too low
Check the mains voltage
Load is too high
Use higher power equipment
E024
Interrupted PID
feedback line
Interrupted wiring or faulty sensor contact
Check the installation and wiring of the sensor
Detection time of interrupted line is too
short
Increase interrupted line detection time
Sensor is damaged, or system has no
feedback signal
Replace the sensor
E025
Operating time
reaches set time
Operating time reaches the set time
Find technical assistance
E027
Water shortage
alarm
Water pressure/level fault
Check if the supply pressure is correct
Interrupted wiring or faulty sensor contact.
System has no feedback signal
Check sensor installation and wiring
Dry running alarm detection time too short
(P0.29)
Check the relevant parameter settings
Dry running protection frequency is too low
(P0.27)
Dry running protection detection current is
too low (P0.28)
