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Using Protection Features
341
Code
Description
[Example 2]
•
T_acc: Acceleration time to set frequency
•
T_steady: Constant speed operation time at set frequency
•
T_dec: Deceleration time to a frequency lower than constant speed
operation or the stop time from constant speed operation frequency
•
T_stop: Stop time until operation resumes
Do not set the braking resistor to exceed the resistor’s power rating. If overloaded, it
can overheat
and cause a fire. When using a resistor with a heat sensor, the sensor output can be used as an
external trip
signal for the inverter’s multi
-function input.
10.2.7
Underload Warning and Failure
The following table lists the under load fault trip and warning features of the iS7 series inverter.
Group
Code
LCD Display
Parameter Setting
Setting Range
Unit
PRT
04
Load Duty
0
Normal Duty
-
-
25
UL Warn Sel
1
Yes
0
–
1
26
UL Warn Time
-
10.0
0
–
600.0
sec
27
UL Trip Sel
1
Free-Run
-
-
28
UL Trip Time
-
30.0
0
–
600.0
sec
29
UL LF Level
-
30
10
–
30
%
30
UL BF Level
-
30
10
–
100
%
Summary of Contents for SV-iS7 Series
Page 17: ......
Page 114: ...Peripheral Devices 97 Group 2 ...
Page 115: ...Peripheral Devices 98 Group 3 ...
Page 116: ...Peripheral Devices 99 Group 4 ...
Page 159: ...Basic Functions 142 Code Description V1 Quantizing ...
Page 465: ...Safety Funtion STO Safe Torque Off 448 14 2 1 Safety Function Wiring Diagram ...