7 Control unit messages
LED
green
red
off
off
on
on
flashing
off
on
off
on
flashing RUN + WARN
flashing
flashing RUN + WARN
off
flashing FAULT
off
on
7.1 Warning and error messages during operation
The code displayed via parameter Warnings 269 can be
composed of several messages. Key A0088 signals warnings
A0008 + A0080, for example.
Key
A0000
No warning present.
A0001
Frequency inverter overloaded, warning code (A0002 or A0004)
A0002
Frequency inverter overload (60 s). Check load behavior.
A0004
Short-term overload (1 s). Check motor and application parameters.
A0008
Max. heat sink temperature reached, check cooling system and fan.
A0010
Max. interior temperature reached, check cooling system and fan.
A0020
Speed set point is limited by a controller.
A0080
Max. motor temperature reached, check motor and sensor.
10/18
Status indication
Display
-
no supply voltage
-
initialization and self-test
RUN flashing
ready, no output signal
RUN
operating message
Operational message,
current
Ready for operation,
current
Current Error
flashing
frequency inverter
FAULT
Current Error
acknowledge fault
Warning messages
Quick Start Guide ACU
Description
269
Warning
269
Warning
259 of
259,
Meaning
Rotating field in
motor
no
no
no
yes
yes
no
no
no
101
GB