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New generation IZM97, 99 low voltage air circuit breaker instruction manual
MN013010EN February 2020 www.eaton.com.cn
Section 4: Accessory devices
Torsion spring (E)
Put the fixed end
of torsion spring
into the hole
Interlocking adapter kit (F)
Note the direction
Lock nut (G)
Hook here
Interlocking adapter kit (F)
Free end of
torsion spring
Interlocking adapter kit (F)
Adapter panel (P)
Mounting screw
for adapter panel
Cable kit (I)
Hexagon mounting
screw (Q)
Hexagon mounting pin bolt (L)
Hexagon
pin (L)
Detail A
Lock panel label
Mounting
panel
screw (J)
Tension
spring (K)
See
Detail A
Interlocking
adapter label
Step 6: Install the torsion spring (E) at the rear end of the
key lock, and insert the fixed end of the torsion spring into
the hole above the mounting nut on the mounting panel of
the lock.
Step 7: Install the interlocking adapter kit (F) at the rear end
of the key.
Step 8: Install the lock nut (G) at the rear end of the key lock
assembly.
Step 9: Rotate the other free end of the plier spring about
100 degrees counterclockwise, as shown, to hook on the leg
of the adapter assembly.
Figure 6. Step 6
Figure 7. Step 7
Figure 8. Step 8
Figure 9. Step 9
Figure 10. Step 10
Figure 11. Step 11
Figure 12. Step 12
Step 10: Install the adapter panel onto the key lock kit and fix
it with the mounting screws.
Step 11: Attach the hexagon pin bolt (L) and cable kit (I) to
the key lock using hexagon pin (Q) and screw (R) as shown.
Step 12: Install the lock kits to the back of the mounting
bracket using three M3 screws (J). Tighten each screw with
10-12 in-lbs (1.1-1.3Nm) torque. Install the tension spring
(K) between the labels of the interlock adapter and the lock
panel as shown.