11. The expert from Belgium presented GRSG-106-28 superseding ECE/TRANS/WP.29/GRSG/2014/19 and amending the safety prescriptions for trolleybuses to update these according to the respective electrical standard EN 50502. The expert from the Russian Federation introduced GRSG-106-09 listing a number of suggestions to improve the proposed text. GRSG adopted the document, as reproduced in Annex II to this report, and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their November 2014 sessions, as a part (see paras. 5, 6, 8 and 9 above) of draft Supplement 1 to the 06 series of amendments to UN Regulation No. 107, subject to a final review by GRSG at its next session in October 2014.

65. The expert from Belgium introduced GRE-71-26 proposing amendments to UN Regulation No. 10 with regard to electromagnetic compatibility of trolleybuses, with a view to aligning the additional safety prescriptions for trolleybuses (Annex 12 to UN Regulation No. 107) with the corresponding electrical standards (see ECE/TRANS/WP.29/GRSG/2013/16). GRE invited the expert from Belgium to re-submit his contribution as official document for consideration at the next session.

8. The expert from Belgium introduced ECE/TRANS/WP.29/GRSG/2013/16 amending the safety prescriptions for trolleybuses to update these according to the respective electrical standard EN 50502. The expert from the Russian Federation introduced GRSG-105-13 listing a number of suggestions to improve the proposed text. GRSG noted some comments supporting the proposals. The Chair invited all experts to send, in due time, their written comments to the expert from Belgium to allow him to prepare a revised proposal. GRSG agreed to resume consideration at its next session on the basis of a revised official document.

14. The expert from Belgium introduced GRSG-104-13 amending the safety prescriptions for trolleybuses to update these according to the respective electrical standard EN 50502. GRSG noted general support and a number of concerns. GRSG agreed to resume consideration at its next session on the basis of an official document. The Chair invited all experts to send, in due time, their written comments to the expert from Belgium to allow him to prepare a revised proposal.