I
.B. 2C12060H08
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Instruction Book
Effective: May 2006
Page 51
Cassette Safety Shutters -
Automatically operated
insulating type safety shutters are available for use with
the drawout cassette. When the drawout circuit breaker
is levered from the CONNECT position, the shutters
automatically close to cover the fixed primary contacts
(Figure
3-60
). When the circuit breaker is levered into
the cassette, the shutters automatically open permitting
primary connections to be made (Figure
3-61
).
Door Escutcheon -
The door escutcheon is a molded
frame used to seal the space between the circuit break-
er and the compartment door cutout. It is supplied with
a mounting gasket (Figure
3-64
).
Figure 3-60 Typical Safety Shutters in Closed Position
Figure 3-61 Typical Safety Shutters in Open Position
Figure 3-62 Cell Switch (Drawout Position Indicator)
Unmounted
Figure 3-63 Cell Switches Mounted on Cassette
Cassette Cell Switch -
The cassette cell switch is a
compartment position switch for drawout circuit break-
ers. It is available in a 2a2b or 4a4b contact configura-
tion, and mounts on the right side of the cassette
(Figure
3-62
and
3-63
). Refer to the Ratings Table
3.6
for cell switch contact information. The cell switch
changes status between the TEST and CONNECT
positions.
Figure 3-64 Door Escutcheon and Gasket
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