Omron MX2 Series - Page 403

7 Other Functions
7 - 67
Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)
Below are the timing charts for the restart.
t0: Momentary power interruption time
t1: Allowable Power Interruption Time (b002)
t2: Restart Standby Time (b003)
(Example 1) t0 < t1 (b001=02 or 04)
Power supply
Inverter output
Motor rotation
speed
t0 t2
t1
Free-run
Frequency pull-in restart
(Example 2) t0 > t1 (b001=02 or 04)
Power supply
Inverter output
Motor rotation
speed
(Example 3) Frequency at shutoff (rotation speed) > b007 (b001=02)
Power supply
Inverter output
Motor frequency
(rotation speed)
Free-run
b007
0
t0 t2
Frequency matching restart
(Example 4) Frequency at shutoff (rotation speed) < b007 (b001=02)
Power supply
Inverter output
Motor frequency
(rotation speed)
b007
t0 t2 0-Hz restart
0-Hz restart
Free-run
t1
t0
Trip occurs.
Free-run