Toshiba TOSVERT VF-AS3 Instruction Manual page 339
High-performance industrial inverter for 3-phase motors, 3-phase 240v class 0.4 to 55kw, 3-phase 480v class 0.4 to 280kw
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- Instruction manual (599 pages) ,
- Manual (69 pages) ,
- Quick start manual (68 pages)
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Assign "32: Stall prevention switching/Torque limit switching 1" and "34: Torque limit switching
2" to the two unused input terminals.
Torque limit level 1
Torque limit level 2
Torque limit level 3
Torque limit level 4
• Set the torque limit level to "250.0" when disabling this function.
• When <Pt: V/f Pattern>="0", "1", or "7", the torque limit will be disabled.
Memo
• When the current value is big, or the setting value of <F601: Stall prevention level 1> is small,
the stall preventive function may be active before torque limit and lower the frequency.
2) When torque limits are applied by external signals
Reverse run
Torque limit value can be changed by external signals.
• When setting with input of 0 to 10 Vdc to terminal [RR]
Set "1" for <F440: Power running torque limit input select 1> and <F442: Regenerative
torque limit input select 1>.
• When setting with input of -10 to 10 Vdc to terminal [RX]
Set "2" for <F440: Power running torque limit input select 1> and <F442: Regenerative
torque limit input select 1>.
• When setting with input of 4 to 20 mAdc to terminal [II]
Set "3" for <F440: Power running torque limit input select 1> and <F442: Regenerative
torque limit input select 1>.
32: Stall prevention switching/
Torque limit switching 1
OFF
ON
OFF
ON
Positive torque
Power
Regeneration
running
Power
Regeneration
running
Negative torque
6-97
E6582062
34: Torque limit switching 2
OFF
OFF
ON
ON
+250% torque
Forward run
-250% torque
6. [Advanced] How to use parameters
3
4
6
9
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