GB/T 44126.2-2024: 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

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Scope

This document specifies the terms and definitions, test methods, test conditions, test
equipment, and data processing for the test of brake systems using a roller brake tester.
This document is applicable to tests on vehicles of categories M2, M3, N2, N3, O3 and
O4 as specified in GB/T 15089, with a maximum authorized total mass of more than
3.5 t and equipped with air-over-hydraulic and purely hydraulic brake systems using a
roller tester.

Basic Data

Standard ID	GB/T 44126.2-2024 (GB/T44126.2-2024)
Description (Translated English)	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
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	T24
Classification of International Standard	43.040.40
Word Count Estimation	14,141
Date of Issue	2024-05-28
Date of Implementation	2024-09-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration