GB/T 2952.3-2008Protective coverings for electric cables - Part 3: General protective coverings for cables with non-metallic sheath (English PDF)

1 Scope

This section GB/T 2952 specifies the type of non-metallic sheath cable General protective layer, name, structure, size and technical requirements.

This section applies to the outer sheath having a non-metallic sleeve is fixed with laying of electricity, communications, signal and control cables, non-metallic

The sleeve may be extruded, for example plastic sleeve may be around the package.

This section does not apply to cable outer sheath have other special requirements.

2 Normative references

The following documents contain provisions which, through reference to GB/T 2952 to the present, constitute provisions of this section. For dated reference documents

Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section

Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.

GB/T 2952.1-2008 cable outer sheath - Part 1. General

3 model, name

Model non-metallic sheathed cable General protective layer, the name should be consistent with the provisions of GB T 2952.1-2008 and/Table 1, Table 1 is recommended for

It listed the main laying sites.

Table 1 sets of non-metallic cable General protective layer model, the name and principal place laying

Model Name

Mainly suitable place for laying

Laying special environment

Indoor tunnel cable pipeline

Buried general soil

More gravel

Shaft underwater flammable serious corrosion pull

12 interlocked steel tape armored PVC jacket * * * * * * *

22 steel tape armored PVC jacket * * * * * * *

Steel tape armored PE (PO)

Coat * * * * *

32 fine round steel wire armored PVC jacket * * * * * * *

Fine round steel wire armored PE (polyolefin

Hydrocarbon) coat * * * * * *

34 fine round steel wire armored elastomer jacket * * * * * *

41 Cuyuan steel wire armored fiber is * - *

52 Corrugated steel tape armored PVC jacket * * * * * * *

Corrugated steel tape armored PE (or polyolefin

Hydrocarbon) coat * * * * * […]