28
LD
indication
on master
unit
Indication
on wired
controller
KH[
Failure code
GH¿QLWLRQ
Failure description
Remarks
110
110
IPM modular
SURWHFWLRQ)
,30PRGXODURYHUFXUUHQWLQVKRUWFLUFXLW
RYHUKHDWYROWDJHWRRORZRIFRQWURO
circuit.
3 times in an
KRXUFRQ¿UP
IDLOXUHRQFH
FRQ¿UPDWLRQ
un-resumable
111
111
Compressor out
of control
In the course of compressor startup or
running, the unit can not detect the rotor
position, or not connecting compressor.
112
112
Radiator of
transducer
temp.too high
Radiator temp. too high
113
113
Transducer
RYHUORDG
Output current of transducer is too high
114
114
Voltage too low
of DC bus line
of transducer
Voltage of power source is too low
115
115
Voltage too high
of DC bus line
of transducer
Voltage of power source is too high
116
116
Communication
abnormal
between
transducer and
control PCB
Communication is disconnected
Resumable
117
117
Transducer
RYHUFXUUHQW
VRIWZDUH
Compressor startup fails for 5 times
continuously, or compressor is running
GRZQWLOOVWRSVFDXVHGE\RYHUFXUUHQWRU
RYHUKHDW
3 times in an
KRXUFRQ¿UP
IDLOXUHRQFH
FRQ¿UPDWLRQ
un-resumable
118
118
Compressor
startup failure
The sensor used for current detecting of
transducer is abnormal, disconnected or
incorrectly connection
120
120
Power supply
of transducer
abnormal
Power supply of transducer is broken
down instantly
121
121
Power supply of
LQYHUWHUERDUG
is abnormal
3RZHUVXSSO\RILQYHUWHUERDUGLVEURNHQ
down instantly
3 times in an
KRXUFRQ¿UP
IDLOXUHRQFH
FRQ¿UPDWLRQ
un-resumable
122
122
Radiator temp.
sensor of
transducer
abnormal
Resistor of temp.sensor abnormal or
temp.sensor disconnected
Failure code
