Ov - Overvoltage - Veikong gpd 515/g5 Startup Manual

DOES OV TRIP
OCCUR ONLY
DURING DECEL-
ERATION?
NO
ERRONEOUS
OPERATION DUE
TO NOISE?
NO
CONTROL SIGNALS TO
GATE DRIVE PCB ARE
FAULTY. REPLACE
CONTROL PCB.
TROUBLESHOOTING CHART 6.5
" oV – Overvoltage " FAULT INDICATION
IS INPUT AC SUPPLY
VOLTAGE CORRECT?
YES
REMOVE NOISE SOURCE:
• CONNECT SURGE
SUPPRESSOR TO RELAY
YES
AND MAGNETIC CON-
TACTOR COILS.
• PROVIDE LINE FILTER
TO REMOVE NOISE ON
INPUT POWER LINE.
ADD BRAKING OPTION,
OR REPLACE DRIVE
WITH ONE OF LARGER
CAPACITY.
NO
YES
6-16
DECREASE TO
PROPER VOLTAGE
RANGE.
WITH DRIVE IN
STOPPED CONDITION,
INCREASE DECELER-
ATION TIME BY
REPROGRAMMING
C1-02, C1-04, C1-06,
OR C1-08 .
DOES OV TRIP
STILL OCCUR
DURING DECEL-
ERATION?
YES
IS BRAKING
NO
OPTION
INSTALLED?
YES
CHECK LOAD
INERTIA
REQUIREMENTS.