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GB/T 12972.4-2008 English PDF

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Q: Should I purchase the latest version GB/T 12972.4-2008?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 12972.4-2008 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$229.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 12972.4-2008: Flexible rubber-sheathed cables for mining purposes -- Part 4: Flexible coal cutter cables with individual metallic screens for rated voltages up to 1.9/3.3kV
Status: Valid

GB/T 12972.4: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 12972.4-2008	229	Add to Cart	3 days	Flexible rubber-sheathed cables for mining purposes -- Part 4: Flexible coal cutter cables with individual metallic screens for rated voltages up to 1.9/3.3kV	Valid
GB 12972.4-1991	199	Add to Cart	2 days	Flexible rubber-sheathed cables for mining purposes--Part 4: Flexible coalcutter cables with indivdual metallic screens for rated voltage of 0. 66/1. 14kV	Obsolete

Similar standards

GB/T 12706.3 GB/T 12706.1 GB/T 12706.4 GB/T 12972.2 GB/T 12972.3 GB/T 12972.1

Basic data

Standard ID: GB/T 12972.4-2008 (GB/T12972.4-2008)
Description (Translated English): Flexible rubber-sheathed cables for mining purposes -- Part 4: Flexible coal cutter cables with individual metallic screens for rated voltages up to 1.9/3.3kV
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K13
Classification of International Standard: 29.060.20
Word Count Estimation: 10,119
Date of Issue: 2008-06-30
Date of Implementation: 2009-04-01
Older Standard (superseded by this standard): GB 12972.4-1991
Regulation (derived from): Announcement of Newly Approved National Standards No. 11 of 2008 (No. 124 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 rated voltage and below 1. 9/3. 3kV Shearer metal shield flexible cable product variety, technical requirements, test methods and inspection rules. This section applies to rated voltage 1. 9/3. 3kV and below shearers and similar equipment rubber insulated rubber sheathed copper metal shield flexible cable. This part should GB/T 12972. 1-2008 shared use.

GB/T 12972.4-2008: Flexible rubber-sheathed cables for mining purposes -- Part 4: Flexible coal cutter cables with individual metallic screens for rated voltages up to 1.9/3.3kV

---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.
Flexible rubber-sheathed cables for mining purposes Part 4. Flexible coalcutter cables with individual metallic screens for rated voltages up to 1.9/3.3kV ICS 29.060.20 K13 National Standards of People's Republic of China Replacing GB 12972.4-1991 Mining rubber flexible cable Part 4. rated voltage of 1.9/3.3 and below k Vp Shearer metal shield soft cable Posted 2008-06-30 2009-04-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 12972 "mining rubber flexible cable" is divided into 10 parts. --- Part 1. General requirements; --- Part 2. Rated voltage 1.9/3.3kV and below Shearer flexible cables; --- Part 3. rated voltage of 0.66/1.14kV Shearer shielded monitor enhanced flexible cables; --- Part 4. Rated voltage 1.9/3.3kV and below Shearer metal shield soft cable; --- Part 5. rated voltage of 0.66/1.14kV and following mobile rubber soft cable; --- Part 6. Rated voltage 6/10kV and below the metal shield Flexible cables with monitoring; --- Part 7. rated voltage 6/10kV and below shielded rubber-sheathed cables; --- Part 8. Rated voltage 0.3/0.5kV drill cables; --- Part 9. Rated voltage 0.3/0.5kV light mine mobile rubber soft cable; --- Part 10. Miner 's cap lamp cords. This section GB/T Part of 412,972. This Part replaces GB 12972.4-1991 "mining rubber-sheathed cables - Part 4. rated voltage of 0.66/1.14kV Shearer metal Shielded flexible cable. " This section compared with GB 12972.4-1991 main changes are as follows. --- Name changed to "rated voltage 1.9/3.3kV and below Shearer metal shield soft cable"; --- Increasing the rated voltage 1.9/3.3kV Shearer metal shield soft cable (Excerpts of Table 1); --- Modify a monitoring line UCPT core structure is UCPTJ type (1991 edition Table 1; Table 1 edition); --- UCPTJ-0.66/1.14kV cable specifications by the conductor cross-section 16mm2 ~ 95mm2 to 16mm2 ~ 120mm2 (1991 edition Table 2; Table 2 edition); --- Increased UCPT-0.66/1.14kV cable content (Excerpts of Tables 1 and 2); --- Increased UCPT-1.9/3.3kV cable content (Excerpts of Table 1 and Table 4); --- Increased UCPTJ-1.9/3.3kV cable content (Excerpts of Table 1 and Table 5); --- Remove the XJ-30A-type rubber content (1991 version 5.3.1); --- Power core 35mm2 and above the cable core stranding pitch ratio "is not more than 11" to "not more than 9" (1991 edition 5.4.3; 6.4 edition); --- Remove the insulated core flooding frequency AC voltage test content (this version 5.2.3); --- Increase the ground wire parallel to the shield 20 ℃ DC resistance Max (edition 7.1); --- Cable burning test by the GB/T 18380.1 "cables under fire conditions test - Part 1. single insulated wire or Cable vertical burning test method "to replace the original GB 12666.2" single wire or cable vertical burning test method "(1991 edition Table 4; edition 7.3). 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. mining cable plant in Shanghai, Shanghai Nanyang Cable Co., Ltd., Jiangsu Far East Cable Co., Ltd., Baosheng Science and Technology Innovation Co., Ltd., Hebei, China-cable Manufacturing Co., Ltd. The main drafters of this section. Tangjia Zi, Qu Bo, Chen Tianrong, Tan Jinfeng, Wang Chuanbin, Gan Yin Si, Haoqing Fen. This part of the standard replaces the previous editions are. --- GB 1170-1974; --- GB 12972.4-1991. Mining rubber flexible cable Part 4. rated voltage of 1.9/3.3 and below k Vp Shearer metal shield soft cable

3 Use Characteristics

3.1 Rated voltage U0/U of 0.66/1.14kV and 1.9/3.3kV. 3.2 cable conductor long-term allowable working temperature of 90 ℃. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 12972.4-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 12972.4-2008_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 12972.4-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 12972.4-2008_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 12972.4-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 12972.4-2008 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.