Operation and Use
27
Protect/fault
Reason
Fault
display
IPM Overcurrent Shutdown
Fault
Compressor Activation
Failure
PFC Fault
DC Bus Overload
DC Bus Underload
AC Input Underload
AC Input Overload
Input voltage Sample Fault
Comm. Err DSP-PFC
Communication Fault (DSP)
Communication Fault
(
Inverter Board
)
Meaning
12
40
55
Remarks
Adjustable
Adjustable
Adjustable
Default
F03
F06
F07
F08
F09
F10
F00
F11
F01
F12
E051
F17
F15
F13
F05
IPM Overheat Stop
Compressor Overcurrent
Shutdown
Fault
Input voltage Lacking Phase
IPM Current Sample Fault
F18
Frequency conversion board fault table:
IPM Input current is large
The PFC circuit protection
Lack of phase, step or drive hardware
damage
The input voltage is low, causing the
inputcurrent is low
The input voltage is too high, more than
outage protection current RMS
The input voltage sampling fault
DSP and PFC connect fault
The IPM module is overheat
The input voltage lost phase
IPM sampling electricity is fault
Frequency conversion board and main
board communication failure
Sensor Fault of Module/
Radiator
IGBT Power Device
Overheat Alarm
F20
Weak Magnetic Warn
EEPROM Error Warn
V15V Over/Undervoltage
Fault
F16
F23
F25
AC Input OverCurrent Alarm
F22
MCU error
The V15V is overload or undervoltage
MCU error
Destroyed EEPROM
Activation Ban Alarm
IGBT Power Device
Overheat Fault
F24
F26
Elimination methods
Check and adjust the current
measurement
Check the measuring voltage check
requency conversion board hardware
Che ck th
e PF C swit ch tub
e sho rt circu
it
or not
Check the input voltage measurement
Check the input voltage measurement
Check the input voltage measurement
Check the input voltage measurement
Check and adjust the current measurement
Check and adjust the current measurement
Check and adjust the current measurement
Check and adjust the current measurement
Check and adjust the current measurement
Check the communication connection
Check the communication connection
Check and measure the voltage adjustment
Check the communication connection
Check whether the chip is damaged
Replace the chip
Check the V15V input voltage in range
13.5v~16.5v or not
Check whether the chip is damaged
Replace the chip
The IGBTis overheat
The IGBTis overheat
The compressor is overload
Check whether the system of the compressor
running normally
Compressor Current
Frequency Reduction Alarm
F33
Check and adjust the current measurement
The Compressor Current
Frequency Reduction
Check and adjust the current measurement
DC bus voltage>Dc bus
Overload-voltage protection value
DC bus voltage<Dc bus
Underload-voltage protection value
DSP and Inverter board communication
failure
The transducer is overheat
Checkand adjustthe current
measurement
Compressor magnetic force is not
enough
Input current is too large
Checka nda djustth ec urrent
measurement
Содержание P10A
Страница 1: ......
Страница 2: ...Installation and Instruction Manual Inverter Air Source Heat Pump ...
Страница 3: ......
Страница 37: ...Code 20200925 0001 ...