UN R122: Proposal for Supplement 6
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Proposal to add a missing footnote concerning the exemptions for heaters located outside the passenger compartment using water as a transfer medium and to clarify that it is not necessary to apply Annex 4 for the heat pump because the heat transfer fluid does not contain polluting air.

Reference Number: GRSG/2019/29
Origin: CLEPA
Date: 19 July 2019
Proposal Status: Superseded
Related Documents:
GRSG-116-22 | UN R122: Proposal for amendments
WP.29/2020/23 | UN R122: Proposal for Supplement 6
Working Party on General Safety | Session 117 | 8-11 Oct 2019

57. The expert from CLEPA presented ECE/TRANS/WP.29/GRSG/2019/29 proposing the removal of Annex 4 tests for heat pumps.

58. GRSG adopted ECE/TRANS/WP.29/GRSG/2019/29 and requested the secretariat to submit it to WP.29 and AC.1 as draft supplement 06 to UN Regulation No. 122 for consideration at their March 2020 sessions.