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GB/T 7673.2-2008 English PDF

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Q: Should I purchase the latest version GB/T 7673.2-2008?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 7673.2-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 7673.2-2008: Paper covered wires -- Part 2: Paper covered round wire [including MODIFICATION 1]
Status: Valid

GB/T 7673.2: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 7673.2-2008	189	Add to Cart	3 days	Paper covered wires -- Part 2: Paper covered round wire [including MODIFICATION 1]	Valid
GB/T 7673.2-1987	199	Add to Cart	2 days	Paper covered wires--Part 2: Paper covered round wires	Obsolete

Similar standards

GB/T 4074.21 GB/T 4074.3 GB/T 7095.1 GB/T 7673.4 GB/T 7673.5 GB/T 7673.3

Basic data

Standard ID: GB/T 7673.2-2008 (GB/T7673.2-2008)
Description (Translated English): Paper covered wires -- Part 2: Paper covered round wire [including MODIFICATION 1]
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K12
Classification of International Standard: 29.060.10
Word Count Estimation: 8,885
Date of Issue: 2008-03-24
Date of Implementation: 2008-10-01
Older Standard (superseded by this standard): GB/T 7673.2-1987
Quoted Standard: GB/T 228; GB/T 4074.2; GB/T 4074.3; GB/T 4074.5; GB/T 7673.1-2008
Regulation (derived from): Announcement of Newly Approved National Standards No. 5, 2008 (No. 118 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 copper and aluminum wrapped round wire requirements. For oil-immersed transformers and other electrical windings with lines. This part should GB/T 7673. 1 together. This section provides a nominal conductor diameter range: (1. 000 to 5. 000) mm.

GB/T 7673.2-2008: Paper covered wires -- Part 2: Paper covered round wire [including MODIFICATION 1]

---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.
Paper covered wires Part 2. Paper covered round wire ICS 29.060.10 K12 National Standards of People's Republic of China Replacing GB/T 7673.2-1987 Paper covered wires Part 2. Paper covered round wire Posted 2008-03-24 2008-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 7673 "Paper covered wires" is divided into five parts. --- Part 1. General requirements; --- Part 2. Paper covered round wire; --- Part 3. Paper covered flat copper wire; --- Part 4. Paper insulated wire; --- Part 5. paper-insulated stranded wire. This section GB/T 27673 Part of. This Part replaces GB/T 7673.2-1987 "Paper covered wires - Part 2. Paper covered round wire." This section of the main changes compared 7673.2-1987 GB/T as follows. --- Table 1 round conductor increases the size of the deviation (edition 4.1); --- Adjust the paper insulation thickness and deviation (edition 4.2); --- Increased by a predetermined non-proportional extension strength semi-hard copper conductors Rp0.2, elongation and resistivity (edition 4.1); --- Transformer windings for the forces and the motor is different, adjust the elongation index (Chapter 6 of this edition); Canceled two or more segments --- the package in principle each plate line, so cancel the minimum line weight regulations (1987 edition The first edition Chapter 10); Chapter 15. 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 part of the unit responsible for drafting. Shanghai Electric Cable Research Institute. Participated in the drafting of this section. Liaoning Donggang Wire Co., Ltd., Kunming Copper Electrical Equipment Co., Ltd., Baoding Tianwei Electric Power and Xing Parts Co., Ltd., Shanghai Industrial Co., Ltd. Shun-chiu. The main drafters of this section. no German book, Yan Ming, Sunzhen Fu, Lang Hu Li, Ren Yong. This part of the standard replaces the previous editions are. --- GB/T 7673.2-1987. Paper covered wires Part 2. Paper covered round wire

1 Scope

GB/T 7673 provisions of this part of the copper core and aluminum core wrapped round wire requirements. Suitable for oil-filled transformers and other electrical wire windings. This section should be used in conjunction with the GB/T 7673.1. Conductor nominal diameter range specified in this part is. (1.000 ~ 5.000) mm.

2 Normative references

The following documents contain provisions which, through GB/T reference in this 7673 constitute provisions of this part. For dated references, All subsequent amendments (excluding corrections) or revisions do not apply to this section, however, encourage an agreement under this section Parties to study 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 (eqv ISO 6892-1998) 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 3 definitions, code, product representation, test methods and appearance General Definition, code, product representation, test methods and appearance General shall comply with GB/T 7673.1-2008 in Chapter 3. 4 materials, insulation, wrapping, welding and size 4.1 Conductor material shall comply with GB/T 7673.1-2008 4.1 provisions round conductor nominal diameter deviation should comply with regulations in Table 1 GB/T 7673.1-2008 Appendix A requirements. Table 1 Conductor diameter/mm Nominal value Minimum Maximum mm Copper conductor resistance at 20 ℃ / (Ω/m) Minimum Maximum 1.000 0.990 1.010 0.010 0.02116 0.02240 1.060 1.049 1.071 0.011 0.01881 0.01995 1.120 1.109 1.131 0.011 0.01687 0.01785 1.180 1.168 1.192 0.012 0.01519 0.01609 1.250 1.237 1.263 0.013 0.01353 0.01435 1.320 1.307 1.333 0.013 0.01214 0.01285 1.400 1.386 1.414 0.014 0.01079 0.01143 1.500 1.485 1.515 0.015 0.009402 0.009955 1.600 1.584 1.616 0.016 0.008237 0.008749 1.700 1.683 1.717 0.017 0.007320 0.007750 1.800 1.782 1.818 0.018 0.006529 0.006913 1.900 1.881 1.919 0.019 0.005860 0.006204 2.000 1.980 2.020 0.020 0.005289 0.005600 1.120 2.099 2.141 0.021 0.004708 0.004983 2.240 2.218 2.262 0.022 0.004218 0.004462 Conductor diameter/mm Nominal value Minimum Maximum mm Copper conductor resistance at 20 ℃ / (Ω/m) Minimum Maximum 2.360 2.336 2.384 0.024 0.003797 0.004023 2.500 2.475 2.525 0.025 0.003385 0.003584 2.650 2.623 2.677 0.027 0.003014 0.003190 2.800 2.772 2.828 0.028 0.002698 0.002857 3.000 2.970 3.030 0.030 0.002351 0.002488 3.150 3.118 3.182 0.032 0.002131 0.002258 3.350 3.316 3.384 0.034 0.001885 0.001996 3.550 3.514 3.586 0.036 0.001678 0.001778 3.750 3.712 3.788 0.038 0.001504 0.001593 4.000 3.960 4.040 0.040 0.001322 0.001400 4.250 4.207 4.293 0.043 0.001171 0.001240 4.500 4.455 4.545 0.045 0.001045 0.001106 4.750 4.702 4.798 0.048 0.00093750.0009928 5.000 4.950 5.050 0.050 0.00084620.0008958 ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 7673.2-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 7673.2-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 7673.2-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 7673.2-2008_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 7673.2-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 7673.2-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.