Detail of JT/T 888-2020

Introduction of JT/T 888-2020

Type dividing and class rating of public bus 1 Scope This standard specifies the types, rating, contents to be rated, rating rules and requirements of public buses. This standard is applicable to public buses, including electric public buses (pure electric public buses and hybrid electric public buses). This standard serves as the basis for the transportation management department to rate public buses. For trolley buses, this standard can also be used as a reference. This standard is not applicable to fuel cell-powered electric public buses. 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 (including any amendments) applies. GB/T 4208 Degrees of protection provided by enclosure (IP code) GB 7258 Technical specifications for safety of power-driven vehicles operating on roads GB 13094 The safety requirements for bus construction GB/T 13594 Antilock braking performance and test procedure for motor vehicles and their trailers GB/T 18386 Electric vehicles - Energy consumption and range - Test procedures GB 19239 Mounting requirements of special equipment for gas vehicle GB/T 19596 Terminology of electric vehicles GB/T 19754 Test methods for energy consumption of heavy-duty hybrid electric vehicles GB/T 20734 Mounting requirements for liquefied natural gas vehicle special equipment GB/T 23334 Open-type roof escape hatch on bus GB/T 25982 Permissible levels and test methods of bus internal noise GB 30510 Fuel consumption limits for heavy-duty commercial vehicles GB/T 32960.3 Technical specifications of remote service and management system for electric vehicles - Part 3: Communication protocol and data format GB 34655 Specifications for extinguishing equipment arrangement in bus JT/T 1076 GNSS system for operating vehicles - Technical specification for vehicle video terminal JT/T 1078 GNSS system for operating vehicles - Video communication protocol JT/T 1095 Flame resistance of commercial bus interior materials JT/T 1240 Technical specifications of special safety facilities for urban public bus and trolleybus JT/T 1241 Technical specifications of separating facility for driver’s compartment of urban public bus and trolleybus QC/T 476 Rain proof performance limit and test method for bus QC/T 633 The seats of passenger vehicles QC/T 1030 Bus push-out emergency window QC/T 1048 Bus emergency hammer 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB 7258 and GB/T 19596 and the following apply. 3.1 public bus buses designed and manufactured primarily to carry passengers and their accompanied baggage, which can be divided into public buses with passenger standing areas and public buses without passenger standing areas, depending on whether or not they have passenger standing areas 3.1.1 public bus with passenger standing area buses with maximum design speed less than 70 km/h, equipped with seats and passenger standing areas, having sufficient space for passengers to get on and off and walk during frequent stopping, with fixed bus operation lines and stations and mainly operated in urban built-up areas

Contents of JT/T 888-2020

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Type dividing 5 Classification 6 Contents to be rated 7 Rating rules and requirements