Vacon NX Service Manual

Fault codes and software
24h on-call service phone: +358 (0)40 83 71 150
86
4
10.5.2. Defect code
TABLE 16. System software fault codes
Code Sub
code
Module Sub
module
Explanation Fault mode
F1
Over
cur-
rent
fault
S1 1=Power
2=Power
1
3=Power
2
1=Unit
3=U
phase
4=V
phase
5=W
phase
Appears in all
unit sizes. If the
fault appears in
the STOP-sec-
tion, there is
faulty hardware
in the unit. Sig-
nal: ASICITR
1. Check the paremeter
values and correct them
if needed. Hardware or
software trip.
2. Check that the unit
has been dimensioned
correctly.
3. Check hardware:
IGBT, power board, con-
trol board, ASIC board,
SC motor cable and the
motor.
S2 1=Power 1=Unit Appears in the
NXS unit only.
1. Check the parameter
values.
2. Check that the unit
size is correct to the use.
3. Check hardware:
IGBT, power board, con-
trol board, ASIC board.
S3 1=Power 1=Unit Current limit too
low or current
peak value too
high. l^2*t.
1. Check the parameter
values.
2. Check that the unit
size is correct to the use.
3. Check hardware:
IGBT, power board, con-
trol board, ASIC board.

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