What are the requirements for the use of the dowty retarder?

What are the requirements for the use of the dowty retarder? Let me introduce you

The use of the dowty retarder should meet the requirements of TB/T 2460.

According to the requirements for the use of dowty retarder and the relevant requirements of the completion documents of the speed control system, the application department shall combine the actual conditions of the station and formulate corresponding operation and management methods.

The lower limit of the rolling stock that installs the dowty retarder section through the hump shunting yard shall meet the requirements of 5.3.5.4 in CB 146.1-1983.

The lower limit of rolling stock in other sections through the installation of dowty retarder shall meet the requirements of 5.2 in GB 146.1-1983.

By installing the locomotive in the dowty retarder section, its sand spreading pipe and stone sweeper should be adjusted appropriately according to the installation height of the retarder.

4-axle empty cars and light rail cars with dead weight less than 141, non-fire return locomotives, etc. should not pass through the line with the dowty retarder.