HD 541 S1-1991 Methods of Test for the Determination of the Ignitability of Solid Electrical Insulating Materials When Exposed to Electrically Heated Wire Sourc.pdf

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1、Rue de Stassart, 35 - 1050 Bruxelles TBI.: (+ 32 2) 519.68.71 - Fax: (+ 32 2) 519.69.19 Teletex 206 2210097 - CENCEL - Tx 172210097 I Methods of test for the determination of the ignitability of solid electrical insulating materials when exposed to electrically heated wire sources 1991-04-26 Methode

2、s dessai pour valuer lallumabilit des matriaux Elektroisolierstoffen isolants lectriques solides soumis Entzndbarkeit bei Einwirkung des sources de chaleur constitues drahtfrmiger Zndquellen de fils chauffes lectriquement Prfverfahren Thermische Eigenschaften von April 1991 RO: IEC 829:1988, modifie

3、d: IEC/SC 15A (not appended) This Harmonization Document consists of the following: - Title Page Related to Directive: - - Common modifications prepared by Reporting Secretariat SR 15A date of ratification : 1990-03-05 date of announcement : 1990-09-01 date of latest publication : 1991-11-01 date of

4、 withdrawal : 1991-11-01 LIST OF NATIONAL STANDARDS IS GIVEN OVERLEAF I - 3404583 OOLY302 b I - HARMONIZED NATIONAL STANDARDS HD 541 S1:1991 AT : BE : CH : DE : DK : ES : FI : FR : GE : GR : I : IS : IT : LU : NOS NL : NO : PT : SE : Y HARMONIZATION DOCUMENT HD 541 S1 DOCUMENT DHARMONISATION HARMONI

5、SIERUNGSDOKUHENT April 1991 UDC 621.315.611:620.1:621.317.333 Descriptors: Solid electrical insulating materials, heat resistant materials, flammability, test method, fire behaviour test ENGLISH VERSION METHODS OF TEST FOR THE DETERMINATION OF THE IGNITABILITY OF SOLID ELECTRICAL INSULATING MATERIAL

6、S WHEN EXPOSED TO ELECTRICALLY HEATED WIRE SOURCES (IEC 829:1988, modified) Mthodes dessai pour valuer Thermische Eigenschaften von lallumabilit des matriaux Elektroisolicrstoffen isolants lectriques solides Entzndbarkeit bei Einwirkung soumis 4 des sources de chaleur drahtfrmiger Zndquellen constit

7、ues de fils chauffes Prfverfahren hctriquement (CE1 829:1988, modifie) (IEC 829:1988, modifiziert) This Harmonization Document was approved by CENELEC on 1990-03-05. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for implementation of thi

8、s Harmonization Document on a national level. Up-to-date lists and bibliographical references concerning national implementation may be obtained on application to the Central Secretariat or to any CENELEC member. This Harmonization Document exists in three official versions (English, French, German

9、1. CENELEC members are the national electrotechnical committees of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardi

10、zation Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, 8-1050 Brussels 199 1 Copyright reserved to CENELEC members Ref. No. HD 541 S1:1991 E = 3404583 0034304 T E Page 2 HD 541 S1:1991 FOREWORD The CENELEC ques

11、tionnaire procedure, performed for finding out whether or not the International Standard IEC 829:1988 could be accepted without textual changes, has shown that some CENELEC common modifications were necessary for the acceptance as Harmonization Document. The reference document , together with the co

12、mmon modifications prepared by the CENELEC Reporting Secretariat SR 15A, was submitted to the CENELEC members for formal vote. The text of the draft was approved by CENELEC as HD 541 51 on 5 March 1990. The following dates were fixed: - latest date of announcement of the HD at national level - lates

13、t date of publication of a new harmonized national standard - latest date of withdrawal of doa) 1990-09-01 dop) 1991-11-01 conflicting national standards (daw) 1991-11-01 Annexes designated “normative“ are part of the body of this standard. In this standard, annex ZA is normative. 3VOY583 OOLV305 L

14、Page 3 HD 541 S1:1991 ENDORSEMENT NOTICE The text of the International Standard IEC 829:1988 was approved by CENELEC as a Harmonization Document with agreed common modifications as given below. COMMON MODIFICATIONS Contents Delete clause 7. Replace “8. Test report“ by “7. Test report“. Foreword Dele

15、 te. 1. 2. 3. 4. SCOPE Replace the first two lines of the first paragraph by: The test method of this standard is applicable to solid electrical insulating materials and is intended to serve as an indication of their In the second paragraph, delete “or to the time (Method B)“. In the third paragraph

16、, replace “These test methods are“ by “This test method is“, and “they are“ by “it is“. SIGNIFICANCE OF TESTING Delete the fourth paragraph. In the fifth paragraph, replace “and times measured are“ by “measured is“. TEST SPECIHENS Replace the first paragraph by: Test specimens for method A shall hav

17、e the following dimensions: Delete the third column of the table. Delete the fourth paragraph. CONDITIONING Delete the note. I W 3404583 0034306 3 H Page 4 HD 541 S1:1991 COMMON MODIFICATIONS 7. 8. Figure 3 METHOD B: HOT-WIRE COIL IGNITION Delete. TEST REPORT Replace “8“ by 7“. In the text of the fi

18、rst dash, delete “or BI. In the text of the fifth dash, delete “(see Sub-clause 7.4)“. In the text of the sixth dash, delete “Sub-clause 7.5: hot-wire coil ignition time (Method BI“ and I, the average time and the calculation used“. Delete. 3404583 0014307 5 W Page 5 HD 541 S1:1991 ANNEX ZA (normati

19、ve) OTHER INTERNATIONAL PUBLICATIONS QUOTED IN THIS STANDARD WITH THE REFERENCES OF THE RELEVANT EUROPEAN PUBLICATIONS IEC Publication Date Title EN/HD Da IEC 212 1971 Standard conditions for use HD 437 S1 1984 prior to and during the testing of solid electrical insulating materials IEC 695-2-1 1980 Fire hazard testing HD 444.2.1 S1 1983 Part 2: Test methods Glow-wire test and guidance