1) The full # off of the label (color may vary) example:
NZM9-250
2) The full # off the black label on the overload module
example: Zm9-200-obi
3) Any adjustment knobs settings if applicable.
NZMH9-250/ZM9-200-OBI-NA Molded Case Circuit Breakers are UL Recognized (UL 489)
and CSA Certified (22.2 Nr. 5.1) Instantaneous Trip type
Circuit Breakers with an adjustable magnetic trip
function.