Proposal for Supplement 4 to the 01 series of amendments to Regulation No. 55
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Text prepared by the informal group of experts on Regulation No. 55 to introduce amendments on requirements for movable couplings, increased range of application of remote controls to couplings similar to C50-X and G50-X, possible increase of characteristic values of standard couplings and to include of further requirements on the mounting of couplings.

Reference Number: GRRF/2014/28
Date: 4 July 2014
Proposal Status: Superseded
Related Documents:
GRRF/2014/14 | Proposal for Supplement 4 to the 01 series of amendments to Regulation No. 55
GRVA/2018/10 | UN R55: Proposal for Supplement 8 to the 01 Series of Amendments
R55-08-02 | Comparison of ISO 7641:1983 and ISO 7641:2012
WP.29/2015/7 | Proposal for Supplement 4 to the 01 series of amendments to Regulation No. 55
Discussion(s):
Working Party on Brakes and Running Gear | Session 78 | 16-19 Sep 2014

16. The Chair of the IWG on UN Regulation No. 55 introduced ECE/TRANS/WP.29/GRRF/2014/28 (based on ECE/TRANS/WP.29/GRRF/2014/14) and deleting references to the standard ISO 7641/1‑2012 as contained in the original proposal.

18. GRRF adopted ECE/TRANS/WP.29/GRRF/2014/28 and requested the secretariat to submit the proposal to WP.29 and AC.1 for consideration at their March 2015 sessions as draft Supplement 4 to the 01 series of amendments to UN Regulation No. 55.