Danfoss FC 300 Programming Manual page 137

Parameter Descriptions
14-14 Kin. Backup Time Out
Range: Function:
60 s [0 - 60 s] This parameter defines the Kinetic Backup Time
*
Out in flux mode when running on low voltage
grids. If the supply voltage does not increase
above the value defined in P14-11 + 5% within
the specified time, the drive will then automati-
cally run a controlled ramp-down profile prior to
stop.
3.15.3 14-2* Trip Reset
Parameters for configuring auto reset handling, special trip
handling and control card self test or initialisation.
14-20 Reset Mode
Option: Function:
Select the reset function after tripping.
Once reset, the frequency converter
can be restarted.
[0] Manual reset Select Manual reset [0], to perform a
*
reset via [RESET] or via the digital
inputs.
[1] Automatic reset x 1 Select Automatic reset x 1...x20 [1]-[12]
to perform between one and twenty
automatic resets after tripping.
[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 auto reset Select Infinite Automatic Reset [13] for
continuous resetting after tripping.
[14] Reset at power-up
NOTE
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 Reset Mode 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.
FC 300 Programming Guide
NOTE
Automatic reset will also be active for resetting safe stop
function in firmware version < 4.3x.
14-21 Automatic Restart Time
Range:
10 s
14-22 Operation Mode
Option:
®
MG.33.M9.02 - VLT is a registered Danfoss trademark
Function:
[0 - 600 s] Enter the time interval from trip to start of the
*
automatic reset function. This parameter is
active when par. 14-20 Reset Mode is set to
Automatic reset [1] - [13].
Function:
Use this parameter to specify normal operation;
to perform tests; or to initialise all parameters
except par. 15-03 Power Up's, par. 15-04 Over
Temp's and par. 15-05 Over Volt's. This function
is active only when the power is cycled to the
frequency converter.
Select Normal operation [0] for normal
operation of the frequency converter with the
motor in the selected application.
Select Control card test [1] to test the analog
and digital inputs and outputs and the +10 V
control voltage. The test requires a test connec-
tor with internal connections. Use the following
procedure for the control card test:
1. Select Control card test [1].
2. Disconnect the mains supply and wait
for the light in the display to go out.
3. Set switches S201 (A53) and S202
(A54) = 'ON' / I.
4. Insert the test plug (see below).
5. Connect to mains supply.
6. Carry out various tests.
7. The results are displayed on the LCP
and the frequency converter moves
into an infinite loop.
8. Par. 14-22 Operation Mode is automat-
ically set to Normal operation. Carry
out a power cycle to start up in
Normal operation after a control card
test.
If the test is OK:
LCP read-out: Control Card OK.
Disconnect the mains supply and remove the
test plug. The green LED on the Control Card
will light up.
If the test fails:
LCP read-out: Control Card I/O failure.
Replace the frequency converter or Control
card. The red LED on the Control Card is turned
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