This standard specifies the product classification, performance parameters, technical requirements, test methods, inspection rules, etc. of the centralized hotbox alarm system for railway passenger car (hereinafter referred as “car”), which are mounted dispersedly on the bogie axle box.
This standard is applicable to the design, production, test and inspection of the centralized hotbox alarm system for railway passenger car (hereinafter referred to as "Centralized Hotbox Alarm System").