AS NZS 3629.11:2013 – Methods of testing child restraints Method 11: Measuring energy attenuation
AS NZS 3629.11:2013 – Methods of testing child restraints Method 11: Measuring energy attenuation. 6 VERIFICATION OF TEST APPARATUS The velocity of impact shall no differ by more than 3% from the velocity of impac theoretically obtainable in free fall...