Protective functions
170
An under load trip can be detected using output current and output frequency. The
under-load protection is activated when the condition is maintained for the set time.
Group Code
Parameter Name
Setting
Range
Default Unit
Applica
tion
group
A44
ULT Level Sel
-
0 : No
1 : Yes
NO
A45
ULT LevelFreq
-
0-Max Freq.
49.00
Hz
A46
ULT Level
-
0-100.
70.0
%
A47
ULT Delay Time
-
0-60.0
5.0
sec
A48
ULT Retry Num
-
0-10
0
sec
A49
ULT Auto Retry Delay
Time
-
0-60.0
1.0
I/O
group
I54-55
Relay Define x
-
22. ULT
-
•
A44 defines the Under-Load protection function.
•
A45 defines the ULT Level Freq.
•
A46 defines the ULT Current Level.
•
A protect function operates for A47 when under load level conditions explained
above maintain for the trip time set.
•
The number of available auto restarts can be set at A48. If a ULT trip occurs during
an operation, the inverter restarts after the time set at A49 (Retry DT).
•
If ULT is set, when a ULT occurs, the inverter sends out output with Relay.
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Summary of Contents for iG5H Series
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Page 22: ...9 Installation Wiring Installation 2 3 Terminal wiring Control I O www barghmaher ir ...
Page 23: ...10 Installation Wiring www barghmaher ir ...
Page 50: ...37 Programming Keypad Basic operation Basic Ops Wiring Operating pattern www barghmaher ir ...
Page 173: ...Protective functions 160 www barghmaher ir ...
Page 219: ...206 DECLARATION OF CONFIRMITY www barghmaher ir ...
Page 223: ...210 www barghmaher ir ...