Speed Search With Last Output Frequency Downward Timing Chart; Speed Search With Minimum Output Frequency Upward Timing Chart - Delta Electronics AC Motor Drive VFD-E User Manual

Output frequency
(H)
Output voltage(V)
08.08 Current Limit
for Speed SearchSpeed
FWD Run
Output frequency
(H)
08.08 Current Limit
for Speed SearchSpeed
FWD Run
Output frequency
(H)
06.01
Over current
stall prevention
during acceleration
FWD Run
Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11
A
B.B.
Fig 1:B.B. Speed Search with Last Output Frequency Downward Timing Chart
(Speed Search Current Attains Speed Search Level)
A
B.B.
Fig 2: B.B. Speed Search with Last Output Frequency Downward Timing Chart
(Speed Search Current doesn't Attain Speed Search Level)
A
A
B.B.
Fig3: B.B. Speed Search with Minimum Output Frequency Upward Timing Chart
Chapter 4 Parameters|
Input B.B. signal
Stop output voltage
Disable B.B. signal
Waiting time 08.07
Speed Search
Synchronization speed detection
Time
Input B.B. signal
Stop output voltage
Disable B.B. signal
Waiting time 08.07
Speed Search
Synchronization speed detection
Time
Input B.B. signal
Stop output voltage
Disable B.B. signal
Waiting time 08.07
Restart
Synchronization speed detection
Keep accelerating
Time
4-105