Change The Acceleration/Deceleration Time (Pr. 7, Pr. 8) - Mitsubishi Electric FR-D720S SC EC Instruction Manual

Basic settings
5.1.5

Change the acceleration/deceleration time (Pr. 7, Pr. 8)

Set in Pr. 7 "Acceleration time" a larger value for a slower speed increase and a smaller value
for a faster speed increase.
Set in Pr. 8 "Deceleration time" a larger value for a slower speed decrease and a smaller value
for a faster speed decrease.
Pr.
Name
No.
7
Acceleration time
8
Deceleration time
NOTE
Too short acceleration/deceleration times may lead to an inverter shutoff with error message
(E.THT, E.THM, E.OCT, E.OVT etc.).
Example Change the Pr. 7 "Acceleration time" setting from "5s" to "10s".
Pr. 20
FR-D700 SC EC
Initial Value
FR-D720S-008SC to
100SC
FR-D740-012SC to
080SC
FR-D740-120SC and
160SC
FR-D720S-008SC to
100SC
FR-D740-012SC to
080SC
FR-D740-120SC and
160SC
Hz
0
Pr. 7
Setting
Range
5s
0–3600 s
10s
5s
0–3600 s
10s
Fig. 5-7:
Acceleration/deceleration time
t
Pr. 8
Simple mode parameter list
Description
Set the motor acceleration time.
Set the motor deceleration time.
I000006C
5 - 9