YASKAWA VS MINI J7 series - Page 80

6. Programming Features
79
ation Time 1 (n16) and Deceleration Time 1 (n17), or for Acceleration
Time 2 (n18) and Deceleration Time 2 (n19).
• Stall Prevention (Current Limit) during Deceleration (n55)
To prevent overvoltage during deceleration, the Inverter automati-
cally extends the deceleration time according to the value of main
circuit DC voltage.
Setting
Stall Prevention
(Current Limit)
during Deceleration
0 Provided
1 Not provided
*
1
: Decreases frequency to prevent the motor
from stalling.
*
2
: At start of acceleration, the output current
hysterisis is approx. 5% of Inverter rated
current.
Motor Current
Time
Time
*
1
*
2
n57
Output
Frequency
100ms
Controls the deceleration
time to prevent overvoltage
fault.
Time
Set
Decel
Time
Frequency