Over Voltage Control Level
DC Voltage
Output Speed rpm
Mains
Time
130B
T100.10
Par 14-11
Illustration 3.52 Kinetic Back-up, Short Mains Failure
shows riding through as long as the energy
in the system allows it.
Mains
Time
DC voltage
Output speed RPM
Overvoltage control level
130B
T109.10
Par 14-11
Illustration 3.53 Kinetic Back-up, Longer Mains Failure
shows the motor coasting when the energy
in the system is too low.
14-11 Mains Fault Voltage Level
Range:
Function:
Size
related
*
[180 -
600 V]
This parameter defines the threshold
voltage at which the selected function in
should be
activated. The detection level is at a
factor
2
of the value in
parameter 14-11 Mains Fault Voltage Level
14-12 Response to Mains Imbalance
Option:
Function:
Operation under severe mains imbalance
conditions reduces the lifetime of the motor.
Conditions are considered severe if the motor is
operated continuously near nominal load (for
example a pump or fan running near full speed).
When a severe mains imbalance is detected,
select 1 of the available functions.
[0]
Trip
Trips the frequency converter.
[1]
Warning Issues a warning.
[2]
Disabled No action.
[3]
*
Derate
Derates the frequency converter.
14-16 Kin. Back-up Gain
Range:
Function:
100 %
*
[0 - 500 %] Enter the kinetic back-up gain value in
percent.
3.13.3 14-2* Trip Reset
Parameters for configuring auto reset handling, special trip
handling, and control card self-test or initialization.
14-20 Reset Mode
Option:
Function:
NOTICE
The motor may start without
warning. If the specified number
of automatic resets is reached
within 10 minutes, the frequency
converter enters
[0] Manual reset
mode. After the manual reset is
performed, the setting in
parameter 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 0.
[0]
*
Manual reset
[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 auto reset
Select the reset function after
tripping. Once reset, the frequency
converter can be restarted.
Select
[0] Manual reset
to perform a
reset via [Reset] or via the digital
inputs.
Select
[1]-[12] Automatic reset x 1…x20
to perform 1–20 automatic resets
after tripping.
Select
[13] Infinite Automatic Reset
for
continuous resetting after tripping.
[14] Reset at power-up
14-21 Automatic Restart Time
Range:
Function:
10 s
*
[0 - 600
s]
Enter the time interval from trip to start of the
automatic reset function. This parameter is
active when
parameter 14-20 Reset Mode
is set
to
[1]–[13] Automatic reset
.
Parameter Description
Programming Guide
MG20OB02
Danfoss A/S © 05/2018 All rights reserved.
135
3
3
Содержание VLT AQUA Drive FC 202
Страница 2: ......
