
132
Operating Instructions ACU
09/08
If the temperature value
max.Temp. Windings
617* is exceeded a warning or an
error switch-off is initiated according to
Motor Temp. Operation Mode
570.
Parameter
Setting
No.
Description
Min.
Max. Fact.
sett.
617 max.Temp. Windings*
50 °C
200 °C
150 °C
* The parameter is only available if an expansion module with KTY temperature sensor input is
installed, e.g. EM-IO-04.
Via parameter
Therm. Contact
204, a digital input signal can be linked to the
Motor
Temp. Operation Mode
570.
12.7
Phase Failure
A failure of one of the three motor or mains can lead to a damage in the frequency
inverter, the motor and the mechanical drive components. To prevent damage to
these components, the phase failure is monitored. Parameter
Phase supervision
576
allows to adjust the behavior in case of a failure.
Phase Supervision
576
Function
10
- Mains
Error Switch-Off
In the case of a phase failure, the fault switch-off takes
place after 5 minutes, fault F0703 is displayed. During
this time, the warning message A0100 is displayed.
11
- Mains & Motor
Error Switch-Off
The phase monitor switches the frequency inverter off:
−
immediately with error message F0403 in the case of
a motor phase failure,
−
after 5 minutes with error message F0703 in the case
of a mains phase failure.
20
- Mains
Shutdown
In the case of a mains phase failure, the drive is stopped
after five minutes, fault F0703 is displayed.
21
- Mains & Motor
Shutdown
The drive is stopped:
−
immediately, in the case of a motor phase failure,
−
after 5 minutes in the case of a mains phase failure.
Operating Instructions ACU
09/08
132
Summary of Contents for Bonfiglioli Vectron ACTIVE CUBE ACU 201 Series
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