6 FAQs about Latest regulations for container generators

Does DNV accept a containerised generator set (CGS) installation?

DNV often receives customer requests for acceptance of installations involving Containerised Generator Set (CGS) arrangements. This newsletter aims to define the guidelines and requirements that clarify mainly DNV acceptance criteria for the temporary installation of a CGS.

Is permanent installation of containerised generator sets covered by this guideline?

Permanent installation of containerised generator sets are not covered by this guideline. App.A provides a tabularised summary of all requirements, for ease of reference.

What is a containerised generator set?

On a regular basis, containerised generator sets (CGS) are placed on board ships to provide replacement power in case of a damage to one of the ship's generator sets, or additional power, e.g. to provide power to extra deck equipment or reefer containers. There are currently no clear rules and requirements for such time limited installations.

Can CGS be installed on a DNV classed vessel?

This guideline provides guidance for the installation of CGS on board DNV classed vessels, focussing on individual integration within the ship's systems and the location of the container. Permanent installation of containerised generator sets are not covered by this guideline.

What happens if a generator set is damaged?

In other cases, a damaged generator set may cause difficulties for the vessel's cargo operations, e.g. reefers, seismic vessels, etc. If the repairs to the damaged generator set are foreseen to take considerable time, a temporary installation of a CGS on deck is often considered in order to enable the vessel to continue trading. The temporary

Can an emergency generator supply a non-emergency circuit?

1.4 Provided that suitable measures are taken for safeguarding independent emergency operation under all circumstances, the emergency generator may be used, exceptionally, and for short periods, to supply non-emergency circuits.

View/Download Latest regulations for container generators [PDF]

PDF version includes complete article with source references. Suitable for printing and offline reading.

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