GB/T 7673.4-2008Paper covered wires - Part 4: Paper covered combined conductors (English PDF)
纸包绕组线 第4部分: 纸绝缘组合导线
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
March 24, 2008
Implementation date
October 1, 2008
Scope
GB/T 7673.4-2008 is the English-translated version of 纸包绕组线 第4部分: 纸绝缘组合导线.
GB/T 7673.4-2008 is the Chinese standard "Paper covered wires - Part 4: Paper covered combined conductors".
Its scope clause reads: GB/T 7673 provisions of this part of the paper-insulated wire (abbreviated combined conductor) technical requirements, combined conductor wire core is 2 Arrangement and above flat winding wire (such as paper copper flat wire), composed of wide or narrow face overlapping surfaces, the insulation layer is made of three layers of insulation tape and more For overlap or gap around the package together.
For transformer windings. This section should be used in conjunction with the GB/T 7673.1. Conductor flat wire specified in this part of the nominal size range.
Narrow Rao. (0.80<= Rao <=5.60) mm (preferred R20 series) Broadside Chou. (2.00<= Chou <=16.00) mm (preferred R20 series) Outside this range the provisions negotiated by both parties. The number of combinations like. (2-12) roots.
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Document preview — GB/T 7673.4-2008
National Standard of the People's Republic of China
- ICS
- 29.060.10
- Classification
- K 12
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3.1 Definitions
- 3.2 Code
- 3.3 Model
- 3.4 Representation
1 Scope
GB/T 7673 provisions of this part of the paper-insulated wire (abbreviated combined conductor) technical requirements, combined conductor wire core is 2
Arrangement and above flat winding wire (such as paper copper flat wire), composed of wide or narrow face overlapping surfaces, the insulation layer is made of three layers of insulation tape and more
For overlap or gap around the package together. For transformer windings. This section should be used in conjunction with the GB/T 7673.1.
Conductor flat wire specified in this part of the nominal size range.
Narrow Rao. (0.80<= Rao <=5.60) mm (preferred R20 series)
Broadside Chou. (2.00<= Chou <=16.00) mm (preferred R20 series)
Outside this range the provisions negotiated by both parties.
The number of combinations like. (2-12) roots.
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 228 metal materials at room temperature tensile test method (GB/T 228-2002, eqv ISO 6892.1998)
GB/T 3048.8 wire and cable electrical performance test methods - Part 8. AC voltage 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)
GB/T 4074.5 Winding wires - Test methods - Part 5. Electrical properties (GB/T 4074.5-1999, idt IEC 60851-5.1996)
Part 1 GB/T 7673.1-2008 Paper covered wires. General
GB/T 7673.3-2008 Paper covered wires - Part 3. Paper covered flat copper wire (IEC 60317-27.1998, MOD)
3 definitions, code, product representation, test methods and appearance General
3.1 Definitions
This part of the definition of GB/T 7673.1-2008 in 3.1.
3.2 Code
Shall comply with GB/T 7673.1-2008 specified in 3.2.
3.3 Model
Shall comply with GB/T 7673.1-2008 in 3.3.
among them.
ZZ Power cable paper-insulated wire
ZZD high elongation fiber paper insulated wire
ZZM turn insulation between the high-density paper-insulated wire
3.4 Representation
A sequence. Model - a nominal thickness of the outer layer of insulation - (flat winding wire insulation nominal thickness + flat winding wires × conductor size narrow width […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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Related Standards
GB/T 7673.1-2008 — Paper covered wires - Part 1: General requirements
GB/T 7673.2-2008 — Paper covered wires - Part 2: Paper covered round wire
GB/T 7673.3-2008 — Paper covered wires -- Part 3: Paper covered rectangular copper wire [including MODIFICATION 1]
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