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What is the switching life and mechanical life of a vacuum contactor?

Issue:
What is the switching life and mechanical life of a vacuum contactor?

Product Line:
Motorpact™ 200/400/450 A Vacuum Contactors

Environment:
Replacement and maintenance planning

Cause:
Determining when it is necessary to replace the vacuum interrupter based on operational limits.

Resolution:

Switching Life: The vacuum interrupter should be replaced after reaching its switching life of 250,000 operations.
Mechanical Life: The overall mechanical life of the contactor is rated at 2,500,000 operations.

Source:
Motorpact™ 200/400/450 A Vacuum Contactors – Instruction Bulletin 46032-700-02D (03/2011)

Released for: Schneider Electric USA

Attachment(s)

46032-700-02D (1).pdf

[1.34 MB]

Published on:10/30/2025Last Modified on:10/30/2025