scope:

This standard contains provisions for electrical installations at all voltages and is intended to enable safety in the design of electrical systems, selection, and use of electrical equipment for generation, storage, distribution and utilization of electrical energy for all purposes in offshore units which are being used for the purpose of exploration or exploitation of petroleum resources.

This standard is based on equipment and practices which are in current use but it is not intended in any way to hamper development of new or improved techniques.

This standard does not apply for the electrical installations in rooms used for medical purposes or in tankers.