Danfoss VACON 3000 Application Manual page 203

VACON® 3000
Application Guide
You can set the time limit between 2.0 s and 600.0 s.
An internal counter counts the underload time. If the value of the counter goes above this limit, the protection causes the drive to
trip. The drive trips as is set in parameter P3.9.4.1 Underload Fault. If the drive stops, the underload counter goes back to 0.
A
B
ID716
E
F
Illustration 42: The Underload time counter function
A Underload time counter
B Trip area
C Trip/warning ID 713
7.166 (ID 717) Wait Time
Location in the menu:
• INU application: P3.10.3
• AFE application: P3.9.3
• BCU application: P3.7.3
Use this parameter to set the wait time before the first automatic reset of a fault is done.
7.167 (ID 718) Trial Time
Location in the menu:
• INU application: P3.10.4
• AFE application: P3.9.4
• BCU application: P3.7.4
Use this parameter to set the trial time for the automatic reset function. During the trial time, the automatic reset function tries to
reset the faults that occur.
The time count starts from the first automatic reset. The next fault starts the trial time count again.
If the number of reset tries is exceeded within this time or the fault remains, a permanent fault is generated.
7.168 (ID 719) Restart Function
Location in the menu:
• INU application: P3.10.2
• AFE application: P3.9.2
• BCU application: P3.7.2
Use this parameter to select the start mode for the Automatic reset function.
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C
D
D Time
E Underload
F No underload
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Parameter descriptions