Vacon 20 - Page 43

42 • vacon monitoring & parameters
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5
Mtp:Ambient
temperature
-20
100
°C
40 705
Environment tempera-
tion
Mtp:Zero speed
cooling
0.0
150.0 % 40.0 706 Cooling as % at 0 speed
Mtp:Thermal time
constant
1
200 min Varies 707
Motor thermal time con-
stant
Stall Current
0.00
2.0 x
I
Nunit
A
I
Nunit
710
For a stall stage to
occur, the current must
have exceeded this limit
Stall time
0.00
300.00 s 15.00 711 Stall time limited
Stall frequency
0.10
320.00 Hz 25.00 712 Stall min frequency
UL:Field weaken-
ing load
10.0
150.0 % 50.0 714
Minimum torque at field
weakening
UL:Zero freq load
5.0
150.0 % 10.0 715 Minimum torque at f0
UL:Time limit
1.0
300.0 s 20.0 716
This is the maximum
time allowed for an
underload state to exist
P13.17
Analogue Input
low fault delay
0.0
10.0 s 0.5 1430
Delay time for analogue
input low fault
External fault
0
3 2 701
0 = No action
1 = Alarm
2 = Fault: Stop function
3 = Fault: Coast
P13.19 Fieldbus fault 0 4 3 733 See 13.1
P13.20
Preset alarm
frequency
P3.1 P3.2 Hz 25.00 183
Frequency used when
fault response is Alarm +
preset Frequency
P13.21
Parameters edit
lock
0 1 0 819
0 = Edit enabled
1 = Edit disabled
P13.22 Thermistor Fault 0 3 2 732
0 = No action
1 = Alarm
2 = Fault: Stop function
3 = Fault: Coast
Hidden until an option
board is connected
P13.23
FWD/REV conflict
supervision
0 3 1 1463 See P13.3
P13.24 Temperature fault 0 3 0 740
See P13.3, hidden until
an OPTBH board is con-
nected
Code Parameter Min Max Unit Default ID Note
Table 18: Protections
P13.8
P13.9
P13.10
P13.11
P13.12
P13.13
P13.14
P13.15
P13.16
P13.18