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How does the date code on the NQOD, NQ, NF, and I line panels work?

Published date: 29 June 2020

Date code on the NQOD, NQ, NF, and I line panels

Product Line:
PTFDS - FD Enclosure Systems

Circuit breaker panelboards sold and supported in the USA.

Determination of date code on circuit breaker panelboards.

The interior, box and trim will have individual date codes. It will be a 5 digit number located on the blue deadfront label under the Square D logo..

Digits 1-2 = Year.
Digits 2-3 = Week.
Digit 5 = Day of the Week.

For example date code 97171 is 17th week of 1997 on a Monday.

CTA-ID : 2045962

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