標準號：ISO 21069-2-2008
中文標準名稱：道路車輛.用輥式制動試驗器對帶有*大允許總質量大于3.5t的車輛制動系統的試驗.第2部分:空氣液壓和純液壓制動系統
英文標準名稱：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 2: Air over hydraulic and purely hydraulic braking systems
標準類型：T24
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：T24
國際標準分類號：43.040.40
適用范圍：This part of ISO 21069 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 ISO 21069:- 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 ISO 21069 is not applicable to passenger cars.