Operation - Toshiba JK Series Instruction Manual

OPERATION

CONTACTOR INSTALLATION
To install the contactor carriage in the
controller:
1) Lift and pull the release lever out all the
way (see Fig. 21) and pull out the
service drawer.
WARNING
2) Lift and place the contactor carriage on
the service drawer (Fig. 12). The front of
the carriage should line up with the front
of the drawer, and the four locator pins
on top of the drawer should engage the
holes in the bottom of the carriage.
Installation of the contactor carriages in
the upper compartments of the one- and
two-high stacking
requires the use of a Toshiba JK lifting
device.
WARNING
3) With the carriage properly in place on
the service drawer, push the drawer
firmly all the way into the compartment.
Then push the release lever in until it
drops slightly
operation causes the load receptacle to
apply bolted pressure to the load stabs
of the carriage.
To avoid tipping over,
the controller enclosure
must be securely bolted
to the floor.
arrangements
Manually lifting heavy
equipment can cause
serious injury. Use a
Toshiba JK lifting
device.
and latches.
Fig. 21 Release Lever Pulled Out, Withdrawable
The release lever must be pushed in (Fig. 22)
before the isolation switch is closed or the
controller is operated under load. The medium
voltage compartment door cannot be closed
unless the release lever is pushed in. A
mechanical interlock prevents the isolation
switch from being closed unless the medium
voltage door is closed.
WARNING
This
Fig. 22 Release Lever Pushed In and Closed,
Withdrawable Type Contactor
Page 19
Type Contactor
Release lever must be
pushed in and latched
before operating
controller.
the