Can the MGL36800E10, MJL36800E10, MGL26800E10, and MJL26800E10 breakers' ampere ratings be adjusted in the field?

Issue:
Can the new M-frame breakers' long time pick up setting be adjusted?

Product Line:
Circuit Breakers

Resolution:
Yes. The newer design with the E10 suffix has adjustable long time pickup from 300 - 800 A.