Current And Speed Control Gain; Stall Prevention Function - Toshiba TOSVERT VF-AS1 Instruction Manual

6.26

Stall prevention function

6.26.1 Power running stall continuous trip detection time
• Function
A function for preventing lifting gear from failing accidentally. If the stall prevention function is activated in
succession, the inverter judges that the motor has stalled and trips.
[Parameter setting]
Title
6
6.26.2 Regenerative braking stall prevention mode selection
• Function
A function for preventing lifting gear from stopping in the wrong position. Only the function of preventing a
stall by maintaining the current and voltage constant during regenerative braking (deceleration stop) is
deactivated.
[Parameter setting]
Title
6.27

Current and speed control gain

⇒ For details, refer to Instruction Manual (E6581333) specified in Section 6.41.
: Power running stall continuous trip detection time
Function
Power running stall continuous trip detection time
Output frequency [Hz]
Output current [%]
: Regenerative braking stall prevention mode selection
Function
Regenerative braking stall prevention
mode selection
~ : Current and speed control gain
Adjustment range
~
less than
Adjustment range
:Stall during regenerative braking
:Not stall during regenerative braking
F-46
E6581301
Default setting
sec.
" " trip
Time [s]
Time [s]
Default setting