WEG CFW700 Serie Referencia Rápida De Los Parámetros, Fallas Y Alarmas página 26

Fault/Alarm
F157: There was a problem during the
Parameter Table initialization, during the parameter table
Data Loss loading routine. Some recent parameter
modifications may have been lost.
F158: There was a problem during the
Parameter Table initialization, during the parameter table
Fault loading routine. All the parameters were
lost and the factory settings were loaded.
F160: Safety stop relay fault.
Safety Stop
Relays
A163: It indicates that the AI1 current
AI1 Broken (4-20 mA or
Cable 20-4 mA) reference is out of the
4 to 20 mA range.
A164: It indicates that the AI2 current (4-20 mA or
AI2 Broken 20-4 mA) reference is out of the
Cable 4 to 20 mA range.
A170: The Safety Stop function is active.
Safety Stop
A177: Fan replacement alarm (P0045 > 50000
Fan hours).
Replacement Note:
This function can be disabled by setting
P0354 = 0.
F179: This fault indicates a problem with the
Heatsink Fan heatsink fan.
Speed Fault Note:
This function can be disabled by setting
P0354 = 0.
F182: It indicates a fault in the output pulses
Pulse Feedback feedback.
Fault
F183: Overtemperature related to the IGBT
IGBT Overload + overload protection.
Temperature
F185: It indicates a fault at the pre-charge
Pre-Charge contactor.
Contactor Fault
F228: Refer to the RS-232 / RS-485 Serial Communication Manual.
Serial
Communication
Timeout
F233: Refer to the CANopen Communication Manual and/or the DeviceNet Communication Manual.
CAN interface
without power
supply
F234:
Bus Off
F235: Refer to the CANopen Communication Manual.
CANopen
Communication
Error
Quick Parameter Reference, Faults and Alarms
Description Possible Causes
The control was switched off very fast while a
parameter was being modified.
Firmware updating fault.
Defective control board.
One of the relays is defective or it does not have +24 V
applied to its coil.
Broken AI1 cable.
Bad contact at the connection of the signal to the
terminal strip.
Broken AI2 cable.
Bad contact at the connection of the signal to the
terminal strip.
The CFW700 went to the STO state.
The heatsink fan maximum number of operating hours
has been reached.
Dirt on the blades and in the bearings of the fan.
Defective fan.
Defective fan power supply connection.
Defect in the inverter internal circuitry.
Too high inverter surrounding temperature.
Operation with frequencies < 10 kHz with overload.
Defective pre-charge contactor.
Open command fuse.
Phase loss at the L1/R or L2/S input.
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