1.3.

Directive 2013/53/EU of the European Parliament and of the Council of 20 November 2013 on recreational craft and personal watercraft and repealing Directive 94/25/EC Text with EEA relevance · European Union

‘Froude number’ F_(n) shall be calculated by dividing the maximum recreational craft speed V (m/s) by the square root of the waterline length lwl (m) multiplied by a given gravitational acceleration constant, g, of 9,8 m/s^(2). F_(n)V(g. lwl) ‘Power to Displacement ratio’ shall be calculated by dividing the rated engine power P_(N) (in kW) by the recreational craft’s displacement D (in tonnes) Power to Displacement ratioP_(N)D

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Source: EUR-Lex (Cellar) · retrieved 2026-11-05 · Text as adopted (Official Journal); later amendments are not incorporated in this text.