User manual

Page - 76/89 AE9ZP0BD - DUALAC2/&HP/POWER - User Manual
10 "DUALAC2" AND "DUALAC2&HP"
INVERTER DIAGNOSTIC
10.1 Traction related fault codes
Co
de
ALARM
STRING
Ma
ster
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
X X X Alarm: failure in
over-load
protection hw
circuit
To remove alarm
condition + activation
of traction request
18 LOGIC
FAILURE #2
X X X Alarm: failure in
U, V, W voltage
feedback circuit
To remove alarm
condition + activation
of traction request
19 LOGIC
FAILURE #1
X X X X X Alarm: 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