Vacon NX Service Manual

Fault codes and software
24h on-call service phone: +358 (0)40 83 71 150
88
4
F3
Earth
fault
S1 1=Power 1=Unit Addition of the
phase currents.
Sum of the out-
put phase cur-
rent is not equal
to zero, then the
trip will be acti-
vate. Possibly
caused by an
earth fault out-
side the unit.
- Check the motor or/
and motor cable.
- If internal fault, check
the current measure-
ment circuit.
F5
Char
ging
Switc
h
Fault
S1 1=Power
2=Power
1
3=Power
2
1=Unit Charging relay
open, when the
START com-
mand has been
given. If the
fault is real, the
chargain relay
will failured.
Sometimes its
feedback prob-
lem from the
charging relay.
Signal: ASIC-
STR only in run
mode.
- Check the control
board.
- Check the feedback,
the cable connection
between the control
board and the power
board.
F6
Emer
genc
y
Stop
S1 5=Expan
der
2=Board Fault is trigged
from the PIN 6
in each I/O slot.
Signal is not
used in stan-
dard I/O boards.
Signal: ASIC-
OTTR.
- Check the control
board.
- If internal interference
trigged the fault, check
the cable connections.
- If external interfer-
ence trigged the fault,
check the connections
between the control
board and I/O boards.
TABLE 16. System software fault codes
Code Sub
code
Module Sub
module
Explanation Fault mode

Vacon NX Specifications

General

Product Type	AC Drive
Control Method	Scalar Control
Enclosure	IP00, IP21
Communication	Ethernet
Safety	STO (Safe Torque Off)
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overtemperature, Short Circuit
Ambient Temperature Range	-10°C to +50°C (with derating above +40°C)
Cooling Method	Air-cooled, Liquid-cooled