Figure 77: Automatic Restart Authorized- Voltage Restored Within The Set Time - GE P24DM Technical Manual

P24xM
Current
Stall Setting
Starting Current
Low V Detection
High V Detection
Start Successful
V00792

Figure 77: Automatic restart authorized- voltage restored within the set time

VT monitors the busbar voltage for automatic restart function to operate correctly. When restart is authorized,
Auto Re-Start and Auto Re-Start OK are asserted.
P24xM-TM-EN-2.1
Reac. Time
Reac. Time timer starts
when low voltage
condition is detected.
During this period Stall
function is disabled.
0
t
0
1
0
1
0
Due to trip
1
0
Chapter 6 - Current Protection Functions
At the time t when the timer is
1
timed out and the voltage has
remained below Low V Set, the
relay trips on "Stall Prol. Start".
Reac. Shed Time
Reac.Long
Time
At the time t
depending on the
scenario 1 or 2, the
motor is restarted.
t
2
t
Scenario 1; Reac.
1
Shed Time is set to 0
second.
Scenario 2; Reac.
Shed Time is set to
other than 0 second.
Due to scenario 1
or t ,
2 3
t
3
Time
Time
Time
Due to scenario 2
Time
P4963 ENa
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