For ships carrying dangerous cargo and ships > 200m, including hovercrafts, submarines, and fishing vessels

For all seagoing vessels > 20m

For all seagoing vessels with a length < 50m, also included NATO classification

For all seagoing vessels > 20m

For general lighting and signalling purposes

For ships carrying dangerous cargo and ships > 200m, including hovercrafts, submarines, and fishing vessels

For 8, 16, 32 and 40 lights, including dual power input with automatic change over at failure