Regulation No of the Economic Commission for Europe of the United Nations (UN/ECE) Uniform provisions concerning the approval of: I. specific LPG . R is a European Retrofit directive for LPG and CNG systems. This directive stipulates the emission, documentation and quality standards to be met by the. ece r pdf Vehicle Technology Division THE NETHERLANDS ( N E D E R L A N D) COMMUNICATION. Concerning(1): approval granted approval extended.

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If the gas fuelling system has an individual metering per cylinder: Description and drawings installation 2. The following tests shall be carried out on the Parent Vehicle sequipped with the CNG retrofit system, only ecee CNG eec mode: Exhaust emissions M 2M 3N 2 and N 3 categories of vehicles This paragraph is reserved for the specific requirements for emissions of diesel engines approved according to Regulation No 49 and equipped with a retrofit LPG system dual fuel if required.

Description of the CNG retrofit system 2. Retrofit system manufacturer responsible for retrofit approval application ; 2. Requirements for the installation of specific equipment for the use of LPG in the propulsion system of a vehicle.

The fuel container type i. The inertia mass of the parent vehicle shall be determined according to the mass of the retrofitted vehicle. The parent vehicle mass shall be measured r151 the retrofit system installed on the vehicle including the CNG tank fully filled up or shall be calculated as the sum of the original vehicle reference mass and the mass of the retrofit system with the CNG tank fully filled up.

Naturally aspirated or pressure charged …. This clearance may be divided between the container and the rear panel of the vehicle and between the seat and the container. Certification number … 2. Technical Service responsible for conducting approval tests … 7. The maximum power at the crankshaft is measured on an engine dynamometer according to Regulation No 85 for each parent vehicle s with the following fuels:.

Category and identification type … 1.

The ratios of CO 2 emissions and fuel consumption shall be calculated as follows: Languages, formats and link to G115. Four bolts; and 1.

An approval number shall be assigned to each type of the retrofit system approved. The coefficient a shall be the one corresponding to the reference mass of the retrofitted vehicle. One test is required if the result obtained for each pollutant or for the combined emission of two pollutants subject eec limitation is less than or equal to 0,7 the emission limit i.

The installation manual shall be written in the language of the country to which the conversion retrofit will be delivered, or at least in English. One test is required if the result obtained for each pollutant subject to limitation is less than or equal to 0,7 the emission limit i. Vehicles on which the retrofit equipment has been tested: Installation manual s for the retrofit system installation on the parent vehicle s.

The following tests shall be carried out on one parent vehicle, r151 with the CNG retrofit system: This site uses cookies to improve your browsing experience.

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In case coast-down coefficients of the original vehicle used during the type-approval are used, the following conditions shall apply: Contents of Part I, section a of installation manual 7. Regulation No 83, … series of amendments 3 Regulation No 49, … series of amendments 3 After that the system has been filled-up with LPG; it is necessary to check with a gas detector or a leakage fluid detector all the fittings and connections of the system.

At least of the e115 thickness as the container frame; 6. Reference fuel G20 or G With regard to the requirement of paragraph 2. One LPG retrofit system sample, as described in paragraph 2. The fuel consumption value shall be calculated from the emissions of hydrocarbons, carbon monoxide, and carbon dioxide determined from t115 measurement results assuming that only CNG is burned during the test.

Addendum to the communication concerning a type of LPG retrofit equipment pursuant to Regulation No Vehicles type-approved pursuant to Regulation No 49, series of amendments 00 or 01 or 02 or 03 series.

Retrofit system approval number.

Two tests are required if, for each pollutant or for the combined emission of two pollutants subject to limitation the following requirements are met:. The Parties to the Agreement applying this Regulation shall communicate to the United Nations Secretariat the names and addresses of the Technical Services responsible for conducting approval tests and of the Type-Approval Authorities which grant approval and to which forms certifying approval or extension or refusal or withdrawal of approval, issued in other countries, are to be sent.

The user manual shall give proper indication about precautions to be taken when the system has to be removed from the vehicle. Communication concerning the approval or extension or refusal or withdrawal of approval or production definitively discontinued of a type of CNG retrofit r1115 pursuant to Regulation No Multi-valve description include drawings … 2.

An LPG retrofit system shall consist at least of the following components: The approval number consists of the retrofit system type-approval number, which appears in the communication form for this type see paragraph 5. System lay-out electrical connections, vacuum connections compensation hoses, etc.

Sensors and actuators set types. Description and drawings installation …. Vehicle types in which the retrofit system can be installed M 1 and N 1 categoriesor vehicle types in which the retrofit system can be installed other categories of vehicles and, if applicable, CO 2 and power ratios see Addendum to this annex … The following tests shall be carried out on one parent vehicle, equipped with the LPG retrofit system: Two ecee are required if, ecr each pollutant or for the combined emission of two pollutants subject to limitation the following requirements are met:

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