Fault
number
Alarm/
warning bit
number
Fault text Warning Alarm Trip
locked
Cause of problem
57 – AMA timeout – X –
Try to start the AMA again a number of times, until the AMA
is carried out.
NOTICE
Repeated runs may heat the motor to a level where
the resistance R
s
and R
r
are increased. In most cases,
however, this is not critical.
58 – AMA internal X X – Contact the local Trane supplier.
59 25 Current limit X – –
The current is higher than the value in parameter 4-18 Current
Limit.
60 44 External Interlock – X –
External interlock has been activated. To resume normal
operation, apply 24 V DC to the terminal programmed for
external interlock and reset the frequency converter (via
serial communication, digital I/O, or by pressing the [Reset]
key on the LCP).
66 26
Heat sink
Temperature Low
X––
This warning is based on the temperature sensor in the IGBT
module (on 400 V, 30–90 kW (40–125 hp) and 600 V units).
69 1 Pwr. Card Temp X X X
The temperature sensor on the power card exceeds the
upper or lower limits.
70 36
Illegal FC congu-
ration
–XX
The control card and power card are not matched.
79 –
Illegal power
section
congu-
ration
XX–
Internal fault. Contact the local Trane supplier.
80 29 Drive initialised – X – All parameter settings are initialized to default settings.
87 47 Auto DC Braking X – The frequency converter is auto DC braking.
95 40 Broken Belt X X –
Torque is below the torque level set for no load, indicating a
broken belt. See parameter group 22-6* Broken Belt Detection.
126 – Motor Rotating – X – High back EMF voltage. Stop the rotor of the PM motor.
200 – Fire Mode X – – Fire mode has been activated.
202 –
Fire Mode Limits
Exceeded
X––
Fire mode has suppressed 1 or more warranty voiding alarms.
250 – New sparepart – X X
The power or switch mode power supply has been
exchanged (on 400 V, 30–90 kW (40–125 hp) and 600 V
units). Contact the local Trane supplier.
251 – New Typecode – X X
The frequency converter has a new type code (on 400 V, 30–
90 kW (40–125 hp) and 600 V units). Contact the local Trane
supplier.
Table 5.1 Warnings and Alarms
Warnings and Alarms TR150 and TR170 Quick Guide
BAS-SVX58D-EN
08/2020 All rights reserved.
37
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