Toshiba TOSVERT VF-A7, Instruction Manual

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F-45
voltage signals
current signals
6.22 Torque limit
 ： Selection of power running torque limit #1
 ：
Power running torque limit #1
 ： Selection of regenerative torque limit #1
 ：
Regenerative torque limit #1
 ：
Power running torque limit #2
 ：
Regenerative torque limit #2
 ：
Power running torque limit #3
 ： Regenerative torque limit #3
 ：
Power running torque limit #4
 ： Regenerative torque limit #4
 ：
Torque limit mode (polarity)
■
Setting
(1) Power running /regenerative torque limit
First, you need to set the polarity of each torque limit. Set  at  .
Title Function Adjustment range Setting value

Torque limit
mode (polarity)
 : Power running/regenerative torque limit

: Positive/negative torque limit

a
）
limiting the torque with internal parameters (or on communication mode)
Torque limits can be set with the parameters  and  .
[Setting of power running torque]

(Selection of power running torque limit #1) :Set at

(

)
 (Power running torque limit #1) :Set a desirable torque limit level.
[Setting of regenerative torque]
 (Selection of regenerative torque limit #1) :Set at  (  )
 (Regenerative torque limit #1) :Set a desirable torque limit level.
・ Function
The function is to decrease or increase the output frequency according to the load
ing condition when the motor torque reaches the limit level.
Setting a torque limit parameter at 250.0 means "Invalid".
＋
250% torque
−
250% torque
Power running
Regenerative
Forward




Reverse
Power running
Regenerative
RR-CC ―― 0 〜 10V (0 〜 250%) 
RX-CC
――
0
〜±
10V (0
〜
250%)

VI-CC
――
0
〜
10V (0
〜
250%)

II-CC
――
4(0)
〜
20mA (0
〜
250%)

 , 