Racking, Connect To Test; Racking, Test To Disconnect; Removal - ABB AMVAC Manual

4.9

Racking, CONNECT to TEST

To rack from the CONNECT position to the
TEST position:
1. The breaker must be OPEN before
proceeding to the next step.
2. Press down on the racking release
handle.
3. Engage the racking screw with the
racking tool and rotate counterclockwise
(CCW). Release the handle and
continue to rotate counterclockwise,
from the CONNECTED position into the
TEST position.
4.10

Racking, TEST to DISCONNECT

To rack from the TEST position to the
DISCONNECTED position:
1. Press down on the racking release
handle.
2. Engage the racking screw with the
racking tool and rotate counterclockwise
(CCW). Release the handle and
continue rotating counterclockwise, from
the TEST position
DISCONNECTED position.
WARNING
Do not attempt to remove the breaker
from the circuit breaker compartment
without the required ramp, dolly or lift
truck
Courtesy of NationalSwitchgear.com

4.11 Removal

Removal from the DISCONNECTED posi-
tion with a lift truck.
1. Open the breaker compartment door.
2. For ADVAC breakers perform a manual
close and open operation to discharge
the stored energy. Note: if equipped with
UV you must disable the UV prior to
discharging the breaker.
3. Align the locking tabs of the lift truck with
the lift truck holding slots in the front of
the frame.
frame to engage the locking tabs with
the compartment.
platform slightly to lock in place. The
truck platform should be horizontal and
aligned
compartment.
brake. Try pulling the lift truck away from
the frame. The locking tabs should be
set firmly in place and the brake set.
4. Release the circuit breaker from the
compartment by pulling the interlock
release handles toward the center of the
unit.
into the
5. Pull the drawout unit straight onto the lift
truck platform. Keep the unit level as
possible.
6. Align the breaker interlock tabs with the
lift truck slots.
interlock tabs by returning the handles to
their outward position.
7. Verify that the handles are fully outward
and the breaker interlock tabs are in the
lift truck slots.
Push the lift truck to the
Lower the truck
with the rails in
Set the lift truck foot
Engage the breaker
the
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