Customer has I-line busway p/n CPH2308G10STM. What does the ``M`` stand for?

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Issue:
Automotive Drip Resistant construction on I-line Busway.

Product Line:
I-line.

Environment:
Product characteristics.

Resolution:
The ``M`` designates Automotive Drip Resistant construction, that has an IP43 rating when busway is mounted horizontally flatwise.

CTA-ID : 2005977