This document specifies the product naming, usage characteristics, technical requirements, cable identification, test methods, inspection rules, packaging, transportation and storage of zero-buoyancy (floating) cables with rated voltages of 1.8/3kV and below (hereinafter referred to as "cables"). . This document is applicable to zero buoyancy for offshore photovoltaic power stations, offshore wind energy power stations, offshore energy storage power stations, river and sea ships, offshore oil platforms, deep-sea aircraft, underwater robots and other equipment and similar occasions used to transmit electrical energy, control, lighting and signals. (floating) cable.