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TABLE 13 - FAULT RECOVERY AND RESETTING THE DRIVE*
Fault
Automatic Start Mode
(Factory Setting)
Undervoltage
Drive will
automatically start
after the bus voltage returns
to the operational level or when the drive is first turned on
(power up).
Overvoltage
Drive will
automatically start
after the bus voltage returns
to the operational level.
Short Circuit
Drive will
automatically start
after the short circuit is
removed.
I
2
t
Drive must be
manually restarted
.
*The fault must be cleared before the drive can be reset.
10.3 STARTING THE DRIVE AFTER AN I
2
t FAULT HAS BEEN CLEARED:
The drive can
be restarted after an I
2
t Fault has cleared by any of the following methods.
Note: If an I
2
t Fault occurs, the motor may be overloaded. Check the motor current with
an AC RMS responding ammeter. Also, the CL setting may be set too low. See
Section 7.6, on page 23.
10.3.1
Disconnect the AC power. Wait 15 seconds. Reconnect the AC power. The
"ST" LED will change. Refer to Table 11, on page 25 for correct indication.
10.3.2
Set the Main Speed Potentiometer to zero (fully counterclockwise).
10.3.3
Open and close either the Forward-Stop-Reverse Switch (or contact) or Run
Switch (or contact). See Sections 6.3.1, on page 20.
