The 03 series of amendment introduced a new Test C into UN Regulation No. 29. This proposal adds specifications for the test rig in the case where a pendulum impactor is used (as is already prescribed for Tests A and B. To improve the repeatability of the test, the submission further proposes to place the cab on a horizontal surface and to fix the pendulum with a required angle of 20° of impact against the cab to be tested.
25. GRSP considered ECE/TRANS/WP.29/GRSP/2014/29 tabled by the expert from Germany, aimed at clarifying existing test requirements when a pendulum is used as an impactor. GRSP adopted the proposal, as amended by Annex III to the session report. The secretariat was requested to submit the proposal to WP.29 and AC.1, for consideration and vote at their June 2015 sessions as part of draft Supplement 3 to the 03 series of amendments to UN Regulation No. 29 (see para. 24. above).