20
21
Accessories
8
8
Accessories
This device prevents other breakers unspecified from inserting into the cradle,
and 5 patterns in maximum are available.
Mis-insertion preventor (MIP)
Option
5
This is the safety device that prevents insertion and drawout operation. When the breaker is ON,
the drawout handle cannot be inserted, and insertion and drawout operation cannot be done unless the OFF
button is pressed.
Drawout interlock
This is the device that locks automatically the drawout mechanism
at “TEST” or “CONNECT” positions during insertion and drawout operation. When the
lock plate is pushed in, lock is released and operation can be continued.
Position lock
A padlock can be arranged at the lock plate. Thereby, it is possible to prevent the
connection position from being changed unnecessarily.
As for outline dimensions of the padlock, please refer to the left figure.
Note 1) For the breaker, only the padlock with ø 5 is available. For the BC-L, Position lock, and SST-Lock, DUC the padlock with ø 5 or ø 6 is available.
Note 2) The padlock is available for the push button cover, safety shutter lock, and position lock.
Outline dimensions (reference)
Padlock
ø5 or ø6
35 or 40
(mm)
This is the metal fitting to suspend the main body when the breaker is
removed from the drawout cradle. The fixed type breaker is equipped with HP as
standard.
Lifting hook (HP)
Option
With the breaker taken out of its cradle, this device enables the breaker to be
electrically opened and closed, and the operating sequence to be checked. A cable of 3 m
is equipped as standard shipment.
An extension cable (5 m) is providable.
Test jumper (TJ)
Option
Both the main and control circuits
are connected.
Normal in use condition.
The lock plate is protruding.
The main circuit is disconnected,
but the control circuit is connected.
The breaker operation can be
tested with the door closed.
The lock plate is protruding.
Both the main and control circuits
are disconnected.
The door can be closed.
This is the position for removing
the breaker.
The breaker is drawn out of the
cradle on the extension rails.
CONNECTED position
TEST position
DISCONNECTED position
DRAWOUT position
Operating position of drawout type
The safety shutters cover the conductors (cradle side) and prevent contact
with them when the breaker is drawn out.
Safety shutter (SST)
3
Option
This kit is used to lock the safety shutters using a padlock (the padlock to be
customer’s supply). The safety shutters close when the breakers are drawn out to
prevent accidental contact with the main contacts.
This kit is used for the safety shutters both in the line side and load side.
The safety shutter is locked while the breaker is open, and is unlocked automatically by
inserting the breaker.
Safety shutter lock (SST-Lock)
4
Option
Standard*
Standard*
*
Standard equipment in case of Drawout type
*
Standard equipment in case of Drawout type
