GB/T 2952.3-2008 English PDF

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GB/T 2952.3-2008: Protective coverings for electric cables -- Part 3: General protective coverings for cables with non-metallic sheath
Status: Valid

GB/T 2952.3: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 2952.3-2008	329	Add to Cart	3 days	Protective coverings for electric cables -- Part 3: General protective coverings for cables with non-metallic sheath	Valid
GB/T 2952.3-1989	359	Add to Cart	3 days	Protective coverings for electric cables--Part 3: General protective coverings for cables with non-metallic sheath	Obsolete

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Basic data

Standard ID: GB/T 2952.3-2008 (GB/T2952.3-2008)
Description (Translated English): Protective coverings for electric cables -- Part 3: General protective coverings for cables with non-metallic sheath
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K13
Classification of International Standard: 29.060.20
Word Count Estimation: 14,127
Date of Issue: 2008-12-31
Date of Implementation: 2009-11-01
Older Standard (superseded by this standard): GB/T 2952.3-1989
Regulation (derived from): Announcement of Newly Approved National Standards No. 23 of 2008 (No. 136 overall)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the general non-metallic sheathed cable outer sheath model, name, structure, size and technical requirements. This section applies to take with non-metallic sleeve fixed laying of electricity, communication, signal and control cables outer sheath, non-metallic sleeve can be extruded, such as plastic wrap, it can be wrapped in. This section does not apply to have other special requirements of the cable outer sheath.

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

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Protective coverings for electric cables Part 3. General protective coverings for cables with non-metallic sheath ICS 29.060.20 K13 National Standards of People's Republic of China Replacing GB/T 2952.3-1989 Cable outer sheath Part 3. Non-metallic sheathed cable General protective layer Posted 2008-12-31 2009-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 model, name 1 4 structures and materials 2 Size 3 5 Performance Requirements 4 6 Calculation Method Appendix A (normative) assumed value of 5 Nominal thickness of Appendix B (normative) Extruded inner liner 8 Annex C (normative) plastic outer sheath nominal thickness 9

Foreword

GB/T 2952 "cable outer sheath" consists of the following three parts. --- Part 1. General; --- Part 2. metallic sheathed cable outer sheath; --- Part 3. Non-metallic sheathed cable General protective layer. This is Part 3 GB/T 2952's. This Part replaces GB/T 2952.3-1989 "outer cable sheath - Part 3. Non-metallic sheathed cable General protective layer." This section compared with the GB/T 2952.3-1989, the main changes are as follows. --- Abolition of the "42", "43" Structure (1989 edition Table 1, Table 2); --- Cancel the process requirements (Section 51989 edition); --- Cancel the inspection rules (Chapter 71 989 Edition); --- Armored steel wire diameter before assuming "≤15.0" to "≤10.0", fine wire diameter "0.8 to 1.6" to "0.8 to 1.25"; (1989 edition Table 6 Table 6 edition); --- Increase armored steel wire diameter assumed before "10.1 to 15.0", fine wire diameter "of 1.25 to 1.6" (Excerpts of Table 6); --- Added "34,52,53,72,73" structure (Excerpts of Table 1, Table 2). This section of the Appendix A, Appendix B and Appendix C are normative appendix. This part is proposed by the China Electrical Equipment Industrial Association. This part of the National Standardization Technical Committee Wire and Cable (SAC/TC213) centralized. This section is drafted. Shanghai Electric Cable Research Institute, Hunan capable Gold Cable Co., Ltd. Shanghai People's Cable Group Co., Ltd., Shanghai Nanda Group Co., Hebei, China-cable Manufacturing Co., Ltd. The main drafters of this section. Zhang Zhiyong, 1937 ~ 1945, Wang Goldin, Yang Zhiqiang, Haoqing Fen, Xin Ji Min, Zhang Jing. This part of the standard replaces the previous editions are. --- GB 2952-1982, GB/T 2952.3-1989. Cable outer sheath Part 3. Non-metallic sheathed cable General protective layer

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 △ △ △ △ △ ......

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