This part of GB/T 33193 specifies the test procedures and measurement methods for the vehicle air-conditioning system in accordance with the requirements of GB/T 33193.1-2016.
This part is applicable to main line railway vehicles that carry passengers, but excludes suburban, metro, tramway vehicles and driving cabs.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the normative document (including any amendments) applies.
GB/T 12816 The limiting value and measurement method for the interior noise in the railway passenger coach
GB/T 12817 General technical specification for railway passenger car
GB/T 33193.1-2016 Air conditioning for main line rolling stock - Part 1: Comfort parameters
ISO 7726: 1998 Ergonomics of the thermal environment - Instruments for measuring physical quantities
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 33193.1-2016 apply.
4 Test preparation
It is advised that preliminary tests are carried out to verify the electrical and electronic assemblies, the functional logic of the control system, the air tightness of the air distribution system and the capacity of the air conditioning equipment.
Other equipment shall be in a normal state during the test of air conditioning system.
The test conditions for the compartmented carriages and the open large compartmented carriages in this part shall comply with the relevant requirements of GB/T 12817.
GB/T 33193.2-2016 The following standards are cited：
