
1-95 KTY Sensor Type
Option:
Function:
[0]
*
KTY Sensor 1 1 k
Ω
at 100
°
C
[1]
KTY Sensor 2 1 k
Ω
at 25
°
C
[2]
KTY Sensor 3 2 k
Ω
at 25
°
C
1-96 KTY Thermistor Resource
Option:
Function:
Selecting analog input terminal 54 to be used
as KTY sensor input. Terminal 54 cannot be
selected as KTY source if otherwise used as
reference (see
to
).
FC 302 only.
NOTE
Connection of KTY-sensor between term.
54 and 55 (GND). See
.
[0]
*
None
[2]
Analog
input 54
1-97 KTY Threshold level
Range:
Function:
80 °C
*
[-40 - 140 °C] Select the KTY sensor threshold level for
motor thermal protection.
FC 302 only.
1-98 ATEX ETR interpol. points freq.
FC 302 only.
Only visible if
is set to [20].
Range:
Function:
Size related
*
[ 0.0 - 1000.0 Hz]
Enter the four frequency points [Hz] from the motor name
plate into this array. Together with
, these make up a table (f [Hz],I [%]).
NOTE
All frequency/current limit points from the motor name
plate or motor data sheet must be programmed.
1 0 0 %
8 0 %
4 0 %
5 Hz
15 Hz
25 Hz
50 Hz
130BB909.10
Illustration 3.18 Example of ATEX ETR thermal limitation curve.
x-axis: f
m
[Hz]
y-axis: I
m
/I
m,n
x 100 [%]
1-98 ATEX ETR interpol. points
freq.
1-99 ATEX ETR interpol
points current
[0] = 5 Hz
[0] = 40%
[1] = 15 Hz
[1] = 80%
[2] = 25 Hz
[2] = 100%
[3] = 50 Hz
[3] = 100%
Table 3.9
All operating points underneath the curve are allowed
continuously. Above the line, however, only for a limited
time calculated as a function of the overload. In the event
of a machine current greater than 1.5 times the rated
current, shut down is immediate.
1-99 ATEX ETR interpol points current
FC 302 only.
Only visible if
is set to [20] or [21].
Range:
Function:
Size related
*
[0 - 100 %] Definition of thermal limitation curve.
For example, see
Use the four current points [A] from the motor name plate.
Calculate the values as percentage of nominal motor
current, I
m
/I
m,n
x 100 [%], and enter into this array.
Together with
1-98 ATEX ETR interpol. points freq.
, these
make up a table (f [Hz],I [%]).
NOTE
All frequency/current limit points from the motor name
plate or motor data sheet must be programmed.
Parameter Descriptions
VLT
®
AutomationDrive Programmming Guide
50
MG33ME02 - VLT
®
is a registered Danfoss trademark
3
3
Содержание VLT AutomationDrive FC 300 Series
Страница 1: ...MAKING MODERN LIVING POSSIBLE Programming Guide VLT AutomationDrive...
Страница 210: ...www danfoss com drives MG33ME02 130R0334 MG33ME02 Rev 2012 02 20...
Страница 211: ......