
ACH580 Installation, Operation and Maintenance Manual
119
ACH580 E-Clipse Bypass
Drive Selected LED
The
Drive Selected LED
is illuminated green when the drive has been selected as
the power source for the motor and no drive fault is present.
Bypass Selected LED
The
Bypass Selected LED
is illuminated or flashes green when the bypass has been
selected as the power source for the motor and no bypass fault is present.
Drive Faulted LED
The
Drive Faulted LED
is illuminated red when the bypass has lost its
communications link with the drive or when the motor or drive protection functions
have shut down the drive. The specific nature of the fault is indicated on the drive
control panel display. Refer to the
section on page
of the
ACH580-UH User’s Manual for more details.
Automatic Transfer
The
Automatic Transfer
indication is provided on the bypass control panel. The
bypass control display will continuously flash an alarm to indicate the system has
automatically transferred to Bypass after a Drive fault. The Bypass Selected LED
flashes green when the system has automatically transferred to bypass operation.
The bypass event log will also record this event.
Auto Indication
The
Auto Indication
is provided on the bypass control panel default display when the
bypass control panel Auto key is pressed. Normally this indicates that the Auto Start
contact or serial communications has been selected as the means for starting and
stopping the motor in the bypass mode.
Off Indication
The
Off Indication
is provided on the bypass control panel default display when
bypass control panel Off key is pressed.
Hand Indication
The
Hand Indication
is provided on the bypass control panel default display when
the motor has been started manually in the bypass mode.
Drive Select Key
The
Drive Select Key
selects the drive as the power source for the motor.
Bypass Select Key
The
Bypass Select Key
selects the bypass as the power source for the motor.
Off/Reset Key
The
Off/Reset Key
may be used to manually stop the motor if the motor has been
running on bypass power. The Off/Reset key also resets most bypass faults. It may
take several minutes before the bypass can be reset after an overload trip. If a
bypass fault condition is present the second press of this key places the bypass in
the OFF mode.