This standard specifies the technical requirements, test methods and inspection rules for water supply devices for railway passenger cars and EMUs. This standard applies to water supply devices for railway passenger cars and EMUs.
TB/T 1720-2010 history
2018TB/T 1720-2017 Railway passenger car and EMU drainage device
2010TB/T 1720-2010 Water supply devices of railway passenger car
1998TB/T 1720-1998 General technical specification for railway passenger car water supply device
1974TB/T 112-1974 Type and size of water injection port (type A, B) for passenger cars
TB/T 1720-2010 Water supply devices of railway passenger car has been changed from TB/T 112-1974 Type and size of water injection port (type A, B) for passenger cars.