
Acta Aquarius
Construction Service Operation Vessel (CSOV) for the Offshore Wind Industry. The ULSTEIN TWIN X-STERN® has several characteristics, as a ship with two sterns and four main propeller units: two at each end.
År
2025
Primære spesifikasjoner som bygget
Length
89.9 m
Beam
19.2 m
Dead weight
2,200 tonnes
Draught (max)
5.9 m
Speed (max)
12.8 kn
Accommodation
135 POB
Tilleggsdata
Deck area, in warehouse
500
sqm
Deck area, on cargo deck
440
sqm
Fuel oil
450
sqm
Methanol
380
sqm
CTV fuel
65
sqm
Fresh water
340
sqm
Ballast water
1,500
sqm
Merk: Spesifikasjonene kan ha endra seg sidan den opprinnelege ferdigstillelsesdatoen.
Klassifiseringer: 1A✠, SF, E0, OffshoreServiceVessel, Strengthened(DK, HA), DYNPOS(AUTR), NAUT(OC), LFLFuelled, Clean(Design), BWM(T), COMF-V(2), COMF-C(2), BIS, Recyclable, Battery(Power), ER(SCR, Tier III), SPS, Walk2Work
Ship history
Acta Marine was the first shipowner to contract vessels based on the highly optimised hull form ULSTEIN TWIN X-STERN, which offers unmatched workability in the field and adverse weather conditions. In 2022, Ulstein was awarded the Best Industrial Design Company of the Year Award for, among other innovations, the TWIN X-STERN.
- Safe and step-less people transfer by 3D motion compensated gangway up to Hs 3.0 metres with excellent winter workability
- 6t 3D motion-compensated knuckle boom crane for efficient cargo handling
- State-of-the-art hotel facilities to accommodate 135 persons and ample deck space for cargo storage (940 m2)
Milestones
Ta kontakt

Geir Heltne
- Beskrivelse
- Sales Manager
- Tilknytning
- Ulstein Design & Solutions AS
