Remove th e peripheral fa ult
Perform th e mot or paramet er
identificatio n
Increase the deceleratio n time
Cancel the sho ck load
C he ck if the out put loo p o f the mo tor d river
in verter ha s the ea rthing o r sh ort circuit
Whet her t he moto r paramete r
identificatio n has been performed or not
Is t he decele rat ion time too short
Is there the brak e un it or b rake
resistor installe d
Is the voltage too low
Whether th ere exists a shock loa d during
the de celerat ion pro cess
Ad just the vol tage within the
n orm al rang e
Yes
N o
Yes
Yes
Yes
N o
No
Yes
No
No
No
Yes
V/F mode
Insta ll th e brake unit and
bra ke r esi stor
Se ek f or the technica l su pport
Re move t he perip heral fa ult .
If t he link is to o long,
install the outpu t react or
Perform the motor parameter
identification
C ancel t he shock lo ad
A bate t he load
Ch eck if the ou tput lo op of the
mo tor d river inverter has
t he short circuit or leakage circuit
W het he r the mo tor p ara me ter iden tif ication
has be en perf orm ed or no t
I s there the sh oc k load dur ing the ru nning
Wheth er th e m otor driver
in ver ter load can be ab ated
Th e type of inve rter
is too small
Ye s
N o
Ye s
Ye s
No
Ye s
No
No
V/F mode
Re mo ve the p erip he ral
f ault
Perform the motor parameter
identification
Increase the acceleration time
Adjust the manual raising of
torque or V/F curve
Cance l sho ck loa d
Check if the ou tput loop of the motor d river
in vert er has th e earth ing or s hort c ircuit
Whether t he moto r paramete r
ident ifica tion has been p erf ormed
Is the acceleratio n time too sh ort
Start the rotating mot or or no t
Wheth er it is proper to ma nually raise
torque or V/ F c urve
The voltage is to o low or not
Is there the shock load
during the acceler ation process
Select the rotation speed
tracing before restarting or
restart after the motor stops
Adjust t he vo ltage to the
normal range
Yes
N o
Yes
N o
Yes
Yes
Yes
No
Yes
No
No
Yes
The type of inverter is small
No
No
V/F mode
3. Over vol tage du ring runni ng(E003)
4. Over current d urin g ac cel er ation (E004)
5. Over current during deceleration(E 005)
6. Over current during runn in g(E006)
Adjust the voltage within
the normal range
Ca ncel the ext ern al force or
install t he brake resist or
The inp ut volta ge is t oo high or not
I s there a ny the exte rnal f orce d riving
t he motor during the op era tion
Seek technical sup port
Yes
Yes
No
No
Chapter 7 F ault Diagnosis and Counte rmeasures
DZB Series
Cha pter 7 Fault Dia gno sis and Countermeasure s
DZB Series
- 73-
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