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(2) Mechanical service life
The normally energized type has the mechanical service life of 0.25 million operations ,
and the latch type 0.25 million operations. (The mechanical service life of the vacuum
interrupter is lOO,C100
For the components listed below, replacement or detailed inspection ancl cleaning are
recommended after the indicated number of operations.
Table 9
Parts na
Vacuum
Auxiliary
Movable
Latch ml
Closing/:
Movable
operations.)
Recommended replacement parts
18
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