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GB/T 28945-2012 English PDF

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US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 28945-2012: Portable braking performance tester for vehicles
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28945-2012	279	Add to Cart	3 days	Portable braking performance tester for vehicles	Valid

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Basic data

Standard ID: GB/T 28945-2012 (GB/T28945-2012)
Description (Translated English): Portable braking performance tester for vehicles
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: T39
Classification of International Standard: 43.180
Word Count Estimation: 12,139
Quoted Standard: GB/T 2423.1; GB/T 2423.2; GB/T 2423.3; GB/T 2423.10; GB 7258; GB/T 17626.3
Regulation (derived from): National Standards Bulletin No. 41 of 2012
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 provides a portable tester braking performance requirements, test methods, inspection rules, marking, packaging and storage. This standard applies to portable brake performance tester (hereinafter referred to as tester).

GB/T 28945-2012: Portable braking performance tester for vehicles

---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.
Portable braking performance tester for vehicles ICS 43.180 T39 National Standards of People's Republic of China Portable brake performance tester Issued on. 2012-12-31 2013-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is run by the National Motor Vehicle Safety Testing Equipment Standardization Technical Committee (SAC/TC364) and focal points. This standard was drafted. Institute of Measurement and Detection Guangzhou, China Testing Technology Research Institute, Shanghai Automation Instrumentation Engineering West to send Egypt Limited liability company, Zhejiang Jiangjiang Xing Automobile Inspection Equipment Co., Ltd., Zhuhai High-tech Zone with the Machinery Co., Ltd., Zibo SEG Electronics Co., Division Jinan new Lexus Technology Development Co., Ltd. Guangzhou Fuk Li Analytical Instruments. The main drafters of this standard. Tong Li Xiang, Yang Chunsheng, Luo Fagui, Jiang Yuchen, Qi Feng, Zhoushen Sheng, Qiu left first, Qiu Feng, Tangxiang Chen, Zhang ROCKETS. Portable brake performance tester

1 Scope

This standard specifies a portable brake performance tester requirements, test methods, inspection rules, marking, packaging and storage. This standard applies to portable brake performance tester (hereinafter referred to as the tester).

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 2423.1 Environmental testing for electric and electronic products Part 2. Test methods Test A. Cold GB/T 2423.2 Environmental testing for electric and electronic products Part 2. Test methods Test B. Dry heat GB/T 2423.3 Environmental testing for electric and electronic products Part 2. Test methods - Test Cab. Damp heat test GB/T 2423.10 Environmental testing for electric and electronic products Part 2. Test methods Test Fc. Vibration (sinusoidal) GB 7258 Safety requirements for operation of motor vehicles GB/T 17626.3 electromagnetic compatibility test and measurement technology RFEMS test

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 By recording the time history of the vehicle during braking deceleration values \u200b\u200bcalculated velocity after the distance calculated to get in line with GB 7258 Seeking an average deceleration (MFDD) fully developed and braking Coordinated Universal Time, for determining the vehicle's braking performance portable test instrument. 3.2 Mean fully developed deceleration of meanfulydevelopeddeceleration, MFDD The average deceleration (MFDD) fully developed according to equation (1). MFDD = V b-V2e 25.92 (Se-Sb) (1) Where. The average deceleration MFDD --- fully developed, in meters per second squared (m/s2); Vb --- 0.8V0, test speed, in units of kilometers per hour (km/h); Ve --- 0.1V0, test speed, in units of kilometers per hour (km/h); V0 --- test vehicle brake initial speed in kilometers per hour (km/h); Sb --- test speed from between V0 ~ Vb vehicle distance in meters (m); Se --- test speed from a vehicle traveling between V0 ~ Ve distance in meters (m). 3.3 Braking Coordinated Universal Time brakecoordinatedtime Brake coordination time is the time to slam the brakes, until the foot contact with the brake pedal (or hand touches the brake lever) from the deceleration of the vehicle ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 28945-2012_English be delivered?

Answer: Upon your order, we will start to translate GB/T 28945-2012_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 28945-2012_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 28945-2012_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.