COPENHAGEN, Denmark – MacArtney will deliver a Moog Focal model 430 low voltage electrical optical swivel later this year to OneSubsea.
This will be installed in a swivel stack for anFPSO operating in block SK10 of the Helang gas field offshore Sarawak.
The swivel provides a rotating connection for low voltage power, electrical signal and optical cables in a single package. Its shaft is configured with hanging turret side cable pigtails.
According to MacArtney, the model 430 is designed to be located at the top of a swivel stack to allow functionality of a multi-channel fiber optic rotary joint.
It is around 2.8 m (9.2 ft) high with a diameter of around 0.7 m (2.3 ft), weighs roughly 1 ton, and is certified as a flameproof enclosure with increased safety junction boxes on the ship’s side.