Pre-commissioning contract 


Ulstein Electrical Technology has been awarded a pre-commissioning contract for two subsea rock dumping vessels under construction for Jan De Nul Group at AVIC Weihai Shipyard Co. Ltd., China.

The vessels will be used for rock installation to protect cables and other subsea structures at depths up to 600 metres. The 6,000t vessels measure 95 m in length and 22 m in the beam.

“Ulstein Electrical Technology Co. Ltd (UET), has been firmly positioned in Ningbo, China, for several years. Our teams of trained electrical personnel carry out pre-commissioning at several yards in China, the latest projects have been for PSV vessels at yards such as Wuchang, SWS and ROC,” says deputy managing director Stig Hjelvik.

The pre-commissioning for the rock dumping vessels include wiring and connection work on Ulstein equipment as well as equipment from other providers, and will commence shortly. The Ulstein equipment includes the power package of generators, switchboards, motor control centre, thruster frequency converters and motors, the automation system ULSTEIN IAS, DP system and thruster control. Read more about the equipment delivery.

Jan De Nul Group, headquartered in Luxembourg, is an expert in dredging and marine construction activities, and in specialised services for the offshore industry of oil, gas and renewable energy.

AVIC Weihai Shipyard Co. Ltd. is based in the Shandong province of China. The yard, established in 1951, started the production of vessels for the international market in 1998. AVIC International has been main shareholder since 2011.

Ulstein Group is a group of maritime companies, specialising in ship design and maritime solutions, shipbuilding, power and control and shipping.

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Please contact us for more information

Ulstein Marine Systems (Shanghai) Co. Ltd

Room 2026, Building A, No. 500 Yunjin Road, Xuhui District, Shanghai 200232, China

Tel: +86 21 5489 3691​