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GB/T 6902-2010 English PDF

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Q: Should I purchase the latest version GB/T 6902-2010?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 6902-2010 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$608.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 6902-2010: Test methods for railway signal relays
Status: Obsolete

GB/T 6902: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 6902-2010	608	Add to Cart	4 days	Test methods for railway signal relays	Obsolete
GB/T 6902-2001	999	Add to Cart	6 days	Testing methods for railway signal relays	Obsolete
GB/T 6902-1986	959	Add to Cart	6 days	Testing methods for railway signal relays	Obsolete

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Basic data

Standard ID: GB/T 6902-2010 (GB/T6902-2010)
Description (Translated English): Test methods for railway signal relays
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: S61
Classification of International Standard: 45.020
Word Count Estimation: 24,252
Date of Issue: 2010-11-10
Date of Implementation: 2011-03-01
Older Standard (superseded by this standard): GB/T 6902-2001
Quoted Standard: GB/T 2408-2008; GB/T 2423.1-2008; GB/T 2423.2-2008; GB/T 2423.4-2008; GB/T 2423.5-1995; GB/T 2423.10-2008; GB/T 2423.16-2008; GB/T 2423.17-2008; GB/T 2423.21-2008; GB/T 5169.5-2008
Regulation (derived from): National Standard Approval Announcement 2010 No.8 (Total No.163)
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 test signal relay common rail test methods and various relays electrical characteristics and time characteristics. This standard applies to a variety of railway signaling equipment railway signal relays.

GB/T 6902-2010: Test methods for railway signal relays

---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.
Test methods for railway signal relays ICS 45.020 S61 National Standards of People's Republic of China Replacing GB/T 6902-2001 Test methods for railway signal relay Issued on. 2010-11-10 2011-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 3 test requirements 5 5 General Test Methods 6 relay test various electrical characteristics and time characteristics 12

Foreword

This standard replaces GB/T 6902-2001 "Test Method for railway signal relay." This standard and GB/T 6902-2001 compared to the main To change the following. --- Two ways to increase the flame relay housing the test. Test method for flammability of plastic vertical method, the needle flame test methods. --- Relay electrical test circuit diagram 5, FIG. 14 has been modified. --- Increased JZXC-H0.140.14 Rectifier relay test methods and test circuits. --- Delete the relevant test content JCRC two yuan differential, JMC2-110 type pulse, JRXC type heat and other relays. This standard is proposed and managed by Western security equipment lead No. Institute. This standard was drafted. Western security equipment lead No. Institute, Shenyang Railway Signal Factory, Xi'an Railway Signal Factory. The main drafters of this standard. up to three weeks, Liu Wei, left Liping, Zhang Lifan, Qiu Yun red. This standard replaces the standards previously issued as follows. --- GB 6902-1986, GB/T 6902-2001. Test methods for railway signal relay

1 Scope

This standard specifies the test railway signal relay Common test methods and various relays electrical characteristics and time characteristics. This standard applies to all kinds of railway signaling equipment for railway signal relay (hereinafter referred to as "relay").

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 2408-2008 Plastics - Determination of burning behavior of horizontal and vertical (IEC 60695-11-10.1999, Fire hazardtesting-Part 11-10. Testflames-50Whorizontalandverticalflametestmethods, IDT) GB/T 2423.1-2008 Environmental testing for electric and electronic products Part 2. Test methods Test A. Cold (IEC 60068-2- 1.2007, Environmentaltesting-Part 2-1. Tests-TestA. Cold, IDT) GB/T 2423.2-2008 Environmental testing for electric and electronic products Part 2. Test methods Test B. Dry heat (IEC 60068-2- 2.2007, Environmentaltesting-Part 2-2. Tests-TestB. Dryheat, IDT) GB/T 2423.4-2008 Environmental testing for electric and electronic products Part 2. Test methods - Test Db. Damp heat (12h 12h cycle) [IEC 60068-2-30.2005, Environmentaltesting-Part 2-30. Tests-TestDb. Dampheat, cyclic (12h 12hcycle), IDT] GB/T 2423.5-1995 Environmental testing for electric and electronic products Part 2. Test methods Test Ea and guidance. Shock (Idt IEC 60068-2-27. 1987) GB/T 2423.10-2008 Environmental testing for electric and electronic products Part 2. Test methods Test Fc. Vibration (sinusoidal) (IEC 60068-2-6.1995, IDT) GB/T 2423.16-2008 Environmental testing for electric and electronic products Part 2. Test methods Test J and guidance. Mould growth (IEC 60068-2-10.2005, Environmentaltesting-Part 2-10. Tests-TestJ and guidance. Mould growth, IDT) GB/T 2423.17-2008 Environmental testing for electric and electronic products Part 2. Test methods - Test Ka. Salt (IEC 60068- 2-11. 1981, Basicenvironmentaltestingprocedures-Part 2. Tests-TestKa. Saltmist, IDT) GB/T 2423.21-2008 Environmental testing for electric and electronic products Part 2. Test methods - Test M. Low air pressure (IEC 60068-2-13. 1983, Basicenvironmentaltestingprocedures-Part 2. TestsM. Lowairpressure, IDT) GB/T 5169.5-2008 Fire hazard testing for electric and electronic products - Part 5. Test flames - Needle-flame test method means Confirmatory test arrangement and guidance (IEC 60695-11-5.2004, IDT)

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Movable contact heelcontact Along with the relay armature (wing) together with contact action. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 6902-2010_English be delivered?

Answer: Upon your order, we will start to translate GB/T 6902-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 6902-2010_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 6902-2010_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 6902-2010?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 6902-2010 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.