GB/T 7673.5-2008Paper covered wires - Part 5: Paper covered stranded conductors (English PDF)

1 Scope

GB/T 7673 provisions of this part of the paper insulated stranded wire (stranded conductor for short) technical requirements, stranded conductor wire core is

In line with GB/T 12970 electrician soft copper wire. Insulating layer is made of three layers or more insulating tape for overlaps or gaps around the package together.

Paper insulated stranded wire apply to transformers or high-voltage electrical equipment leads provisions of this Part.

This section should be used in conjunction with the GB/T 7673.1.

Conductor nominal cross-section of the scope of this section applies. (10 ~ 500) mm2.

2 Normative references

The following documents contain provisions which, through GB/T reference in this 7673 constitute provisions of this part. 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 3048.4 wire and cable electrical performance test methods - Part 4. Conductor DC resistance test

GB/T 4074.2 Winding wires test methods - Part 2. Measure (GB/T 4074.2-1999, idt IEC 60851-

2.1996)

GB/T 4074.3 Winding wires test methods - Part 3. Mechanical properties (GB/T 4074.3-1999, idt IEC 60851-

3.1996)

Part 1 GB/T 7673.1-2008 Paper covered wires. General

GB/T 12970.1 Electrotechnical soft copper wire - Part 1. General requirements

GB/T 12970.2 Electrotechnical soft copper stranded Part 2. soft copper wire

3 definitions, code, product representation, test methods and appearance General