54 IZM32 / IN32 low voltage air circuit breaker MN013017EN May 2022 www.eaton.com
Section 7: Inspection and maintenance
Figure 7-5 Use of contact wear indicator with circuit breaker closed
Side-to-Side
Ledge
Side-to-Side
Ledge
Contact Wear Inspection Area
(ledge not visible under contacts)
Contact Wear Inspection Area
(ledge now becoming visible
under contacts)
Contact Wear Indicator—
Contacts Closed and in Good Condition
Contact Wear Indicator—
Contacts Closed and Wear is Indicated
To Next Page
Loading...
