Danfoss VLT FC 100 Series Programming Manual page 127

®
VLT HVAC Drive Programming Guide
*
Trip
[0]
[1] Warning
[2] Disabled
[3] Derate
3.14.4. Trip Reset, 14-2*
Parameters for configuring auto reset handling, special trip handling and control card self test or initialisation.
14-20 Reset Mode
Option:
*
Manual reset
[0]
[1] Automatic reset x 1
[2] Automatic reset x 2
[3] Automatic reset x 3
[4] Automatic reset x 4
[5] Automatic reset x 5
[6] Automatic reset x 6
[7] Automatic reset x 7
[8] Automatic reset x 8
[9] Automatic reset x 9
[10] Automatic reset x 10
[11] Automatic reset x 15
[12] Automatic reset x 20
[13] Infinite Automatic Re-
set
NB!
The motor may start without warning. If the specified number of AUTOMATIC RESETs is reached within 10 minutes, the frequency
converter enters Manual reset [0] mode. After the Manual reset is performed, the setting of par. 14-20 reverts to the original selection.
If the number of automatic resets is not reached within 10 minutes, or when a Manual reset is performed, the internal AUTOMATIC
RESET counter returns to zero.
NB!
Automatic reset will also be active for resetting safe stop function in firmware version < 4.3x.
NB!
The setting in par. 14-20 is disregarded in case of Fire Mode being active (see par. 24-0*, Fire Mode).
14-21 Automatic Restart Time
Range:
*
10s [0 - 600 s]
When a severe mains imbalance is detected:
Trip
Select [0] to trip the frequency converter.
Warning
Select [1] to issue a warning.
Disabled
Select [2] for no action.
Select Derate [3] for derating the frequency converter.
Function:
Select the reset function after tripping. Once reset, the frequency converter can be restarted.
Manual reset
Select [0], to perform a reset via [RESET] or via the digital inputs.
Select Automatic reset x 1...x20 [1]-[12] to perform between one and twenty automatic resets after tripping.
Select Infinite Automatic Reset [13] for continuous resetting after tripping.
Function:
Enter the time interval from trip to start of the automatic reset function. This parameter is active when par. 14-20
Automatic reset
is set to [1] - [13].
MG.11.C5.02 - VLT ® is a registered Danfoss trademark
3. Parameter Description
127
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