BS ISO 21069-2:2008
Current
The latest, up-to-date edition.
Road vehicles. Test of braking systems on vehicles with a maximum authorized total mass of over 3,5 t using a roller brake tester Air over hydraulic and purely hydraulic braking systems
Hardcopy , PDF
English
29-08-2008
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Foreword
Introduction
1 Scope
2 Terms and definitions
3 Symbols
4 Test conditions and evaluations
4.1 General
4.2 Preparation of vehicle and roller brake tester
4.3 Calculation and evaluation of test data
4.4 Presentation of results
Annex A (normative) Technical requirements of roller
brake tester
Annex B (informative) Periodic inspection of equipment
and its documentation
Bibliography
Describes a procedure that generates comparable measurement results in roller brake testing, such that the efficiency of the service braking system can be assessed reliably wherever the roller brake tests are performed.
| Committee |
AUE/15
|
| DevelopmentNote |
Supersedes 06/30143250 DC. (09/2008)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This part of ISO21069 describes a procedure that generates comparable measurement results in roller brake testing, such that the efficiency of the service braking system can be assessed reliably wherever the roller brake tests are performed.
The following items are covered in this part of ISO21069:
-
symbols and definitions;
-
test methods;
-
test conditions;
-
test equipment required;
-
accuracy of test equipment;
-
data recording and calculation needed;
-
presentation of results;
-
assessment criteria for pass/fail.
The procedure described in this part of ISO21069 is not applicable to passenger cars.
| Standards | Relationship |
| ISO 21069-2:2008 | Identical |
| ISO 611:2003 | Road vehicles — Braking of automotive vehicles and their trailers — Vocabulary |
| ISO 21069-1:2004 | Road vehicles — Test of braking systems on vehicles with a maximum authorized total mass of over 3,5 t using a roller brake tester — Part 1: Pneumatic braking systems |
| ISO 1176:1990 | Road vehicles — Masses — Vocabulary and codes |
| ISO 3833:1977 | Road vehicles — Types — Terms and definitions |
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