Zapi DUALAC2 - Dualac2 & Dualac2&hp Inverter Diagnostics; 7.1 Traction Related Fault Codes

Page 72
7 "DUALAC2" AND "DUALAC2&HP" INVERTER DIAGNOSTIC
7.1 TRACTION RELATED FAULT CODES
Co
de
ALARM
STRING
Mast-
er
Slave CONTROLLER
STATUS
DESCRIPTION Condition that has to occur
to come out from alarm
status
Init Stby Motor
running
8 "WATCHDOG" X X X X X Alarm: the Watchdog
circuit has been triggered
-If the alarm is present in
Init status,remove the
alarm condition
-If the alarm has occurred
in stby
or running mode, it
is necessary to remove
alarm condition and to
activate a traction request
17 "LOGIC
FAILURE#3"
XX X Alarm:
failure in over- load
protection hw circuit
To remove alarm condition
+ activation of traction
request
18 "LOGIC
FAILURE#2"
XXX Alarm:
failure in U,V,W
voltage feedback circuit
To remove alarm condition
+ activation of traction
request
19 "LOGIC
FAILURE#1"
XXXXAlarm:
an overvoltage or
undervolt. condition has
been detected
To recycle the key switch
30 "VMN LOW" X X X X X Alarm:
wrong voltage on
motor power outputs;
failure in the power
section or in the mosfet
driver circuit or in the
motor
-If the alarm is present in
Init status,remove the
alarm condition
-If the alarm has occurred
in stby
or running mode, it
is necessary to remove
alarm condition and to
activate a traction request
31 "VMN HIGH" X X X X Alarm:
wrong voltage on
motor power outputs;
failure in the power
section or in the mosfet
driver circuit or in the
motor
-If the alarm is present in
Init status,remove the
alarm condition
-If the alarm has occurred
in stby
or running mode, it
is necessary to remove
alarm condition and to
activate a traction request