According with DOC 4444 (ICAO), a wake turbulence non-radar separation minima of 3 minutes shall be applied to:
LIGHT aircraft taking-off behind a MEDIUM aircraft from a parallel runway separated by less than 760 m. (using whole runway)
LIGHT aircraft landing behind a MEDIUM aircraft.
LIGHT aircraft taking -off behind a MEDIUM aircraft when aircraft are using the same runway.
MEDIUM aircraft landing behind a HEAVY aircraft.