HVAC400X – APPLICATION MANUAL
EN2B-0417GE51 R0719
56
5.9
Group 3.9: Protections
Table 26. Protections settings
Index
Parameter
Min
Max
Unit
Default
ID
Description
P3.9.1
Response to Analog
input low fault
0
4
0
700
0 = No action.
1 = Alarm.
2 = Alarm and preset frequency
according to value in P3.3.19.
3 = Alarm and keep at previous
frequency.
4 = Fault (Stop according to stop
mode).
5 = Fault and coast.
P3.9.2
Response to external
fault
0
3
2
701
0 = No action.
1 = Alarm.
2 = Fault (Stop according to stop
mode).
3 = Fault (Stop by coasting).
P3.9.3
Response to Input phase
fault
0
1
0
730
0 = 3 Phase Support.
1 = 1 Phase Support.
P3.9.4
Undervoltage Fault
0
1
0
727
0 = Fault stored in history.
1 = Fault not stored in history.
P3.9.5
Response to Output
Phase Fault
0
3
2
702
See P3.9.2.
P3.9.6
Motor Thermal
Protection
0
3
2
704
See P3.9.2.
P3.9.7
Motor ambient
temperature factor
-20.0 °C
-4 °F
100.0 °C
212 °F
°C
°F
40.0 °C
104 °F
705
Ambient temperature, in °C.
P3.9.8
Motor thermal zero
speed cooling
5.0
150.0
%
Varies
706
P3.9.9
Motor Thermal Time
Constant
1
200
Min
Varies
707
P3.9.10
Motor Thermal
Loadability
0
150
%
100
708
P3.9.11 Motor Stall Fault
0
3
0
709
See P3.9.2.
P3.9.12 Stall Current
0.00
2*IH
A
IH
710
P3.9.13 Stall Time Limit
1.00
120.00
s
15.00
711
P3.9.14 Stall Frequency Limit
1.00
P3.3.2
Hz
25.00
712