UN R129: Proposal for Supplement 3 the 03 series of amendments
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Proposal to introduce limit values for the chest vertical acceleration (Az) of Q dummies during dynamic testing of Enhanced Child Restraint Systems (ECRS) until such time as upper neck tension Force (Fz) and upper neck flexion moment (My) criteria can be established.

Reference Number: GRSP/2019/19
Origin: ANEC, CI, and Global NCAP
Date: 26 September 2019
Meeting(s):
GRSP-66
Proposal Status: Formal GR review
Related Documents:
GRSP-65-06 | UN R129: Proposal for amendment
GRSP-66-28 | UN R129: Proposal for Supplement 3 to 03 Series of amendments
GRSP-67-23 | UN R129: Explanatory presentation to CLEPA neck load limits proposal