Omron RX Series User Manual page 389

• Below is the timing charts for different cases when the Power Interruption/Undervoltage Restart
Selection (b001) is set to 02.
Note, however, that, regardless of the parameter setting, the inverter will be in the initial power ON
state if the internal DC power is completely discharged.
t0: Power interruption time
t1: Allowable Power Interruption Time (b002)
t2: Restart Standby Time (b003)
(Example 1)
Duration of power interruption < Allowable Power Interruption Time (b002)
Power
supply
Inverter
output
Motor rpm
(Example 3)
Motor frequency (rpm) > Frequency Matching Lower Limit Frequency (b007)
Power
supply
Inverter
output
Motor
frequency
(rpm)
High-function General-purpose Inverter 3G3RX-V1 User's Manual (I578-E1)
Free running
t0 t2
t1
Free running
b007
Frequency
matching start
t0 t2
7 Detailed Functions
(Example 2)
Duration of power interruption > Allowable Power Interruption Time (b002)
Power
supply
Inverter
output
Motor rpm
t0
t1
(Example 4)
Motor frequency (rpm) < Frequency Matching Lower Limit Frequency (b007)
Power
supply
Inverter
output
Motor
frequency
(rpm)
t0
Trip
Free running
Free running
b007
7
t2
0 Hz start
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