Figure 27 . Vacuum Interrupter Showing Contact Erosion Indicator With Breaker Open; Figure 28. Vacuum Interrupter Showing Contact Erosion Indicator With Breaker Closed; Figure 29. Wipe Indication Procedure - Eaton VCP-W Series Instructions For Installation/Operation/Maintenance/Servicing

Instruction Booklet IB131006EN
Effective March 2019
Cup
plate
Figure 27. Vacuum interrupter showing contact erosion indicator
with breaker open (shown here for clarity purposes only).
Any part of red or gray indicator visible
– "Wipe" satisfactory.
Red or gray indicator not visible
– "Wipe" unsatisfactory.
Figure 29. Wipe indication procedure (performed only with the breaker closed).
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Figure 28. Vacuum interrupter showing contact erosion indica-
tor with breaker closed (indicators are checked only when the
breaker is closed).
Any part of "T" shape indicator visible
– "Wipe" satisfactory.
"T" shape indicator not visible
– "Wipe" unsatisfactory.
Instructions for installation,
operation, and maintenance of type
VCP-W vacuum circuit breakers
Any part of indicator visible
– "Wipe" satisfactory.
Indicator not visible
– "Wipe" unsatisfactory.