Home Cart Quotation About-Us
www.ChineseStandard.net
SEARCH

GB/T 28520-2012 English PDF

Q: How long will the true-PDF of English version of GB/T 28520-2012 be delivered?

Upon your order, we will start to translate GB/T 28520-2012_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.

Q: Can I share the purchased PDF of GB/T 28520-2012_English with my colleagues?

Yes. The purchased PDF of GB/T 28520-2012_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Q: Does the price include tax/VAT?

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). Avoidance of Double Taxation Agreements (DTAs) between Singapore and 100+ Countries: https://www.iras.gov.sg/taxes/international-tax

Q: Do you accept my currency other than USD?

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.

US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 28520-2012: Intelligent heat exchanger for telecommunication stations/sites
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28520-2012	279	Add to Cart	3 days	Intelligent heat exchanger for telecommunication stations/sites	Valid

Similar standards

YD/T 1092 YD/T 2165 GB/T 15279 GB/T 44816.2 GB/T 43699 GB/T 28521

Basic data

Standard ID: GB/T 28520-2012 (GB/T28520-2012)
Description (Translated English): Intelligent heat exchanger for telecommunication stations/sites
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: M42
Classification of International Standard: 29.220.99
Word Count Estimation: 12,142
Quoted Standard: GB/T 191; GB/T 2829-2002; GB/T 3873; GB 10080-2001; GB 10891-1989; YD/T 282-2000; YD/T 1173-2010; YD/T 1363.3-2005; YD/T 1429-2006; YD/T 1821-2008; YD 5098-2005; JB/T 4330-1999
Regulation (derived from): National Standards Bulletin 2012 No. 13
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 communication bureau station heat exchange system with intelligent product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage. This standard applies to communi

GB/T 28520-2012: Intelligent heat exchanger for telecommunication stations/sites

---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.
ICS29.220.99 M42 National Standards of People's Republic of China Bureau station Intelligent heat exchange system Issued on. 2012-10-01 2012-06-29 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard rule according to GB/T 1.1-2009 given draft. The standard proposed by the Ministry of Industry and Information Technology of the People's Republic of China. The standard by the China Communications Standards Association. This standard was drafted. the Ministry of Industry and Information Technology and Telecommunications Research Institute, China Mobile Communications Corporation, China Telecom, China Unicom Co-Network Communications, Inc. China Information Technology Designing & Consulting Institute, Dentsu Co., Ltd., Guangzhou Pearl River Telecommunications Equipment Manufacturing Co., Guangdong High Emerging Communications Co., Beijing extraordinary Hongsheng Technology Development Co., Ltd. Hebei Boyu energy-saving equipment. The main drafters of this standard. Xiong Lanying, Gao Jian, Wei Wei, Yang Shizhong, Houfu Ping, Li Zhi, Wang Diankui, Yu Bin, Zhao Xin, Zhang Yu, Jia Jun, Wukai Yong, Xiong Jiujun, Gan Xiaoping, Sun Rugang. Bureau station Intelligent heat exchange system

1 Scope

This standard specifies the communication bureau station Intelligent heat exchange system product classifications, technical requirements, test methods, inspection rules, marking, packaging, Transportation and storage. This standard applies to communication bureau station Intelligent heat exchange system.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 191 Packing Pictorial marking GB/T 2829-2002 periodic inspection Sampling procedures and tables (suitable for process stability test) GB/T 3873 communications equipment products packaging technology GB 10080-2001 Safety requirements of fan for air conditioning GB 10891-1989 Safety requirements for air handling units YD/T282-2000 General reliability test methods for communication equipment YD/T1173-2010 communication power flexible cables with fire retardant YD/T1363.3-2005 Communications Authority (station) power supply, air conditioner and environment monitoring and management system - Part 3. intelligent front-end equipment protocol YD/T1429-2006 Communication Bureau (station) lightning protection system with technical requirements and test methods YD/T1821-2008 communications center room environmental conditions YD5098-2005 Communication Bureau (station) lightning protection and grounding design specification Determination of JB/T4330-1999 refrigeration and air conditioning equipment noise

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Bureau station Intelligent heat exchange system inteligentheatexchangerfortelecommunicationstations/sites Use outdoor natural cold air, cold air through the intelligent control external equipment directly introduced after purification, within the device by isolating Sensible heat exchange core and engine room internal heat exchange, exhaust heat inside the room air conditioning system itself without any cooling Element to achieve indoor air-cooling, the station reduce air conditioning energy consumption. 3.2 Standard test conditions standardtestingsituation The indoor temperature is 26 ℃ ~ 30 ℃, indoor and outdoor temperature of 10 ℃, indoor relative humidity of 45%. Note. The indoor temperature is 26 ℃ ~ 30 ℃ is one, two, three types of communication machinery highest temperature YD/T1821-2008 prescribed only take one test A temperature value calculation was cold. 3.3 Rated air flow normalairflowrate In the standard test conditions, the inhalation device per unit time or exhaust air volume flow, in units of cubic meters per hour (m3/h). ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 28520-2012_English be delivered?

Answer: Upon your order, we will start to translate GB/T 28520-2012_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 28520-2012_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 28520-2012_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.