Correctly config ure the
moto r paramete rs
Che ck the lead wire fro m
frequ en cy inverter t o moto r
The moto r paramete rs a re configure d
as per the dat a on the na meplate or not
Th e paramete rs identificat io n proc ess
is overt ime or not
No
Ye s
Yes
Check mast er sta tio n
connection
Master station works o r not
No
Yes
Seek techn ical s upport
Ch ec k co mmunication
connection
RS485 co mmunica tion conn ec tion
is normal o r not
No
Yes
Corre ctly set up
baud rate
B aud rate setup is corre ct or no t
No
Yes
Change communication
parameters
Commu nicat ion para me te rs F6.0 2
and F6.03 are correct ly set up or not
No
Yes
Remove peripheral fault
Check if t he motor thre -
phase winding is normal,
If no, re move t he f ault.
e
Check if t he lead wire from fre quen cy
in verter to th e moto r is normal
Check if the thre-e p hase outp ut of
freque ncy invert er is balanced when
running without m ot or
No
Yes
Yes
N o
Check if drive bo ard is normal
Yes
Che ck if the mod ul e is n orm al
No
No
Change drive b oard
Change mo dule
Seek technical support
14. Input phase failure(E012)
15. Output p hase failu re(E013)
18. Communication Fail ure(E018)
17. Motor s elf-learning failure(E016)
Check and remove the problems in
the peripheral lines,To make the
three-phase power entering the
frequency inverter normal
Check if the three-phase input power is normal
No
Yes
C he ck if the drive board is normal
Yes
Check if The main contro l board is normal
No
No
Chang e drive board
C hange main control b oard
S eek t ec hnical support
16. Curre nt Inspection Circuit Failure(E015)
Change Hall device
C hange drive board
Che ck if Hall de vice is normal
No
No
Yes
Seek t echnical support
Check if t he d rive boa rd is no rmal
Chapter 7 F ault Diagnosis and Counte rmeasures
DZB Series
Cha pter 7 Fault Dia gno sis and Countermeasure s
DZB Series
main co nt rol bo ard f ault
Whether it is normal af ter t he
renewal of th e main cont rol board
No
Seek t ec hnical support
13. EEPROM read-write failure(E00F)
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