65A7355H01 November 2011 www.eaton.com
● Shunt closing release circuit is energized
● Auxiliary switch does not switch properly
● Close release latch(does not reset)
● Close button does not reset in time
Shunt trip release circuit
● No control power, or its voltage is out of range
（fuse blown or switch off, or wrong voltage applied)
● Secondary disconnect is not connected
● Entire mechanism non functional
● Shunt trip circuit is energized
● Auxiliary switch does not switch properly
● Trip latch is damaged
● Trip latch does not reset
● Manual trip push button “O” does not reset
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