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3
Instructional Leaflet
IL0131196EN
Effective July 2022
Installation instructions for Castell key
interlock kit IZM low voltage
circuit breakers
EATON
www.eaton.com
Step 6:
Assemble the interlock cable
(L)
, hex standoff
(H)
, and
the interlock adapter
(D)
with the adapter screw
(J)
and standoff
screw
(K)
.
Figure 6. Step 6
Step 7:
Mount the assembly from
Step 5
to the assembly
from
Step 6
as shown. Note the key alignment orientation with
the standoff.
Figure 7. Step 7
Step 8:
Mount the torsion spring
(F)
and the hold-down bracket
(E)
to the assembly from
Step 7
using spring pin
(G)
, and the flathead
screw from the lock assembly. Note the spring winding direction as
shown in the side view.
Figure 8. Step 8
Cable (L)
Standoff
screw (K)
Hex
standoff
(H)
Interlock
adapter (D)
Adapter
screw (J)
Note
orientation
Hold-
down
bracket
(E)
Side view
Spring pin (G)
Torsion spring (F)
Step 9:
Mount the assembly from
Step 8
to the breaker as
shown using three lock plate mounting screws
(O)
. Connect
the extension spring
(I)
between the interlock arm assembly
and the mounting plate as shown.
Figure 9. Step 9
Step 10:
Turn key assembly
clockwise
to create slack during this
cable installation. Replace the interlock lever
(N)
, and capture in
place with the retaining clip
(M)
. Attach the interlock cable with
the interlock lever screw
(P)
.
Figure 10. Step 10
Extension
spring (I)
Mounting
screws (O)
Retaining clip (M)
Interlock lever (N)
Interlock lever
screw (P)