Toshiba Q9 Plus Bypass ASD Installation & Operation Manual page 286

Hide thumbs Also See for Q9 Plus Bypass ASD:
Table of Contents

Advertisement

6.29.7 Control mode for small current
f609 : Small current detection hysteresis
f610 : Small current trip/alarm selection
f611 : Small current detection current
f612 : Small current detection time
• Function
f610=0: No tripping. (Failure signal FL not activated)
f610=1: The inverter will trip if a current below the current set with f611 flows for the period of time
[Parameter setting]
6
f609
f610
f611
f612
<Example of operation>
Output terminal function: 26 (UC) Low current detection
f610 = 0 (Alarm only)
Output current (%)
+
*
If the output current falls below the value set at f611 and doesn't return above f611+f609
for a time that exceeds the value set at f612, tripping or output alarm will be activated.
uc is displayed in the event of a trip.
A small current alarm can be put out from the output terminal.
specified with f612. (Failure signal FL activated)
Title
Function
Small current detection hysteresis
Small current trip/alarm selection
Small current detection current
Small current detection time
Low current
signal output

When setting f610 to 1 (Trip), trip after low current is detected for the period of time set with f612.
After tripping, the low current signal remains ON.
Adjustment range
1-20 (%)
0: Alarm only
1: Tripping
0-150 (%) / (A)
0-255 (s)
OFF
 or less

Time [sec]
F-106
E6581611
Default setting
10
0
0
0
ON
OFF

Advertisement

Table of Contents
loading

Table of Contents