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Division 4.2.1

United Kingdom

Original text. Later amendments are not shown.

When the headform impactors are dropped from a height of 376 ± 1 mm in accordance with point 4.4. the peak resultant acceleration measured by one triaxial (or three uniaxial) accelerometer (accelerometers) in the headform impactor shall be:

  1. (a)

    for the child/small adult headform impactor not less than 245 g and not more than 300 g;

  2. (b)

    for the adult headform impactor not less than 225 g and not more than 275 g.

The acceleration time curves shall be uni-modal.