Division (d) Aeroplanes operated over water at a distance away from land suitable for making an emergency landing, greater than that corresponding to:

1. (1)

   120 minutes at cruising speed or 400 NM, whichever is the lesser, in the case of aeroplanes capable of continuing the flight to an aerodrome with the critical engine(s) becoming inoperative at any point along the route or planned diversions; or

2. (2)

   for all other aeroplanes, 30 minutes at cruising speed or 100 NM, whichever is the lesser,

shall be equipped with the equipment specified in (e).