26
★
= ROM default setting. Text in ( ) = display text. Figures in [ ] are used when communicating with the bus.
Programming
VLT
®
Series 2000
310 Trip Delay at Current Limit (TRIP DLY@C)
Value:
0 to 60 secs.
★
Infinite at 61
Function:
Using this parameter you can record how long the current
limit may be active before trip.
Description:
Record the delay time.
WARNING: If you choose Infinite, and your load
is between 105% and 160%, trip may occur after
a given interval.
315 Motor Thermal Protection
(MOTOR THER)
Value:
★
Off (PROTECT-OFF)
[0]
Only Warning (ONLY WARNING)
[1]
Trip (TRIP)
[2]
Function:
The VLT adjustable frequency drive calculates whether the
motor temperature exceeds the permissible limits. The
calculation is based on 1.16 x rated motor current, as set in
parameter 107.
Description:
Select
Off (OFF) if no warning or tripping is required.
Select
Warning if only a warning is to be displayed when
the motor is overloaded. The drive can be programmed to
give an external warning through the signal outputs set by
parameters 408 through 409.
Select
Trip if you want warning and trip to be displayed.
∆
!
2000
1000
6
5
4
3
2
100
60
50
40
30
20
10
1.0 1.2 1.4 1.6 1.8 2.0
I
M
I
M NOM
MENU 107
t [s]
PAR 105
2xPAR 105
0.2xPAR 105
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