KACO XP83U-H6 (Canada) User Manual
Page 67
Page 67
F15
MC21 Failure
Inverter AC side contactor
failure
Problem
• MC21 contactor is open
• Auxiliary switch is inoperable
Solution(s)
• Check the wiring connection
• Change the MC21
F16
Inv. Phase Order
Phase order failure on the
inverter side
Problem
• Phase order failure on the inverter
• Wrong phase rotation
Solution(s)
• Check the wiring connection
• Reverse two phases
F18
Inductor or TR
Over Temp
Inductor or transformer
temperature is above 150°C.
Problem
• Cabinet fan failure
Solution(s)
• Cleaning the filters
• Change the cabinet Fan
F20
PEBB 1 IGBT
Fault
PEBB IGBT U failure
Problem
• Short circuit in the IGBT
Solution(s)
• Visual inspection
• Change the PEBB
F21
PEBB 2 IGBT
Fault
PEBB IGBT V failure
F22
PEBB 3 IGBT
Fault
PEBB IGBT W failure
F24
PEBB Over
Temp. Analog
The temperature of the heat-
sink exceeds operational
parameters
Problem
• PEBB fan failure
Solution(s)
• Clean the filters
• Inspect and if necessary clean the heat-sink fins
• Change the PEBB Fan
F25
PEBB Over
Temp. Digital
The heat-sink over
temperature
generated by the thermal trip
device
Problem
• PEBB Fan Failure
Solution(s)
• Inspect and if necessary clean the heat-sink fins
Change the PEBB Fan
F30
Grid Over Voltage
Over voltage on the grid side
Problem
• The grid voltage is too high
Solution(s)
• Check the grid voltage
• Check the grid parameter
F31
Grid Under
Voltage
Under voltage on the grid side
Problem
• The grid voltage is too low
Solution(s)
• Check the grid voltage
• Check the grid parameter
• Check the MCB24
F30
Grid Over Voltage
Over voltage on the grid side
Problem
• The grid voltage is too high
Solution(s)
• Check the grid voltage
• Check the grid parameter
F31
Grid Under
Voltage
Under voltage on the grid side
Problem
• The grid voltage is too low
Solution(s)
• Check the grid voltage
• Check the grid parameter
• Check the MCB24
F32
Grid Over
Frequency
Over frequency on the grid
side
Problem
• The grid frequency is outside the permitted rang
Solution(s)
• Check the grid frequency