46 C.F.R. § 111.59-3 No mechanical cooling.
Title 46 - Shipping
A busway must not need mechanical cooling to operate within its rating. [CGD 94–108, 61 FR 28280, June 4, 1996]
Title 46: Shipping
PART 111—ELECTRIC SYSTEMS—GENERAL REQUIREMENTS
Subpart 111.59—Busways
§ 111.59-3 No mechanical cooling.

