ANNEX IXSupplementary provisions
ANNEX IX Test type IX requirements: sound level Appendix Number Appendix title Page 1 Sound level test requirements for powered cycles and two-wheel mopeds (category L1e) 247 2 Sound level test requirements for motorcycles (categories L3e and L4e) 258 3 Sound level test requirements for three-wheel mopeds, tricycles and quadricycles (categories L2e, L5e, L6e and L7e) 272 4 Test track specification 283 1. Introduction This Annex describes the procedure for type IX testing, as referred to in Part A of Annex V to Regulation (EU) No 168/2013. It lays down specific provisions regarding permissible sound level test procedures for L-category vehicles. 2. Test procedure, measurements and results 2.1. Durability requirements of the noise abatement system shall be regarded as fulfilled if the vehicle complies with the requirements regarding conditioning of the test vehicle set-out in this Annex. In addition for vehicles equipped with silencers containing absorbent fibrous materials the relevant test procedure set-out in this Annex shall be conducted to demonstrate durability of the noise abatement system. 2.2. When the EU has acceded to: UNECE regulation No 9: Uniform provisions concerning the approval of three-wheel vehicles or quadricycles with regard to noise; UNECE regulation No 41 ( 1 ) : Uniform provisions concerning the approval of motorcycles with regard to noise; UNECE regulation No 63: Uniform provisions concerning the approval of mopeds with regard to noise; UNECE regulation No 92: Uniform provisions concerning the approval of non-original replacement exhaust silencing systems (RESS) for motorcycles, mopeds and three-wheel vehicles; the corresponding provisions of this Annex will become obsolete and vehicles of the applicable sub-category as listed in Table 8-1 shall comply with the requirements of the corresponding UNECE Regulation, including as regards sound limits: Table 8-1 L-category vehicle sub-categories and the applicable UNECE regulations regarding sound requirements Vehicle (sub-)category Vehicle category name Applicable test procedure L1e-A Powered cycle UNECE regulation No 63 L1e-B Two-wheel moped v max ≤ 25 km/h Two-wheel moped v max ≤ 45 km/h L2e Three-wheel moped UNECE regulation No 9 L3e Two-wheel motorcycle Engine capacity ≤ 80 cm 3 UNECE regulation No 41 Two-wheel motorcycle 80 cm 3 < Engine capacity ≤ 175 cm 3 Two-wheel motorcycle Engine capacity > 175 cm 3 L4e Two-wheel motorcycle with side-car L5e-A Tricycle UNECE regulation No 9 L5e-B Commercial tricycle L6e-A Light quad UNECE regulation No 63 L6e-B Light mini-car UNECE regulation No 9 L7e-A On-road quad L7e-B All-terrain vehicles L7e-C Heavy mini-car 3. Test vehicle 3.1. The test vehicles used for type VIII sound tests and in particular the noise abatement system and components shall be representative of the vehicle type with regard to the environmental performance produced in series and placed on the market. The test vehicle shall be properly maintained and used. 3.2. For vehicles propelled with compressed air, the sound shall be measured at highest nominal storage pressure of the compressed air + 0 / – 15 %. ( 1 ) OJ L 317, 14.11.2012, p. 1 .