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Division 2.1.1 Symbols

United Kingdom

Original text. Later amendments are not shown.

  1. 2.1.1.1.

    ‘p1’ represents the maximum system operational pressure (cut-out pressure) in the energy storage devices specified by the manufacturer.

  2. 2.1.1.2.

    ‘p2’ represents the pressure after four full-stroke actuations with the service braking system control device, starting at p1, without having fed the energy storage devices.

  3. 2.1.1.3.

    ‘t’ represents the time required for the pressure to rise from p2 to p1 in the energy storage devices without application of the service braking system control device.