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Relay-to-Solid-State Control Retrofit
A form of retrofit project within the elevator system resulting from functional obsolescence and technological obsolescence of an asset.



Attributes
This type of project has the following attributes:

Process
Retrofit of elevator controls from relay technology to solid state technology
Fig. Retrofit of a elevator controls from relay technology to solid state technology.

See also:
Compare with:

Expert system by cohort to identify obsolescence of elevator components
Fig. Expert system by cohort to identify obsolescence of elevator components.


Examples of some types of projects that are considered normal during each of the lifecycle stages.
Fig. Examples of some types of projects that are considered normal during each of the lifecycle stages. Elevator modernization typically occurs during the adolescence life stage (17-29 years) and, occassionaly also during the adulthood life stage (30-49 years)


The forces of retirement mapped onto the P-F curve
Fig. Elevator modernization is driven principally by technological obsolescence.

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