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SLOVENSKI STANDARD
01-december-2022
Nadomešča:
SIST EN 12806:2003
Oprema in pribor za utekočinjeni naftni plin (UNP) - Sestavni deli pogonov
motornih vozil na UNP - Sestavni deli, razen posod za gorivo
LPG equipment and accessories - Automotive liquefied petroleum gas components -
Other than containers
Flüssiggas-Geräte und Ausrüstungsteile - Bauteile für Autogasanlagen/Treibgasanlagen
- Bauteile, ausgenommen Autogastanks
Équipements pour GPL et leurs accessoires - Composants pour véhicules au gaz de
pétrole liquéfié - Composants autres que le réservoir
Ta slovenski standard je istoveten z: EN 12806:2022
ICS:
43.060.40 Sistemi za gorivo Fuel systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 12806
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2022
EUROPÄISCHE NORM
ICS 43.060.40 Supersedes EN 12806:2003
English Version
LPG equipment and accessories - Automotive liquefied
petroleum gas components - Other than containers
Équipements pour GPL et leurs accessoires - Flüssiggas-Geräte und Ausrüstungsteile - Bauteile für
Composants pour véhicules au gaz de pétrole liquéfié - Autogasanlagen/Treibgasanlagen - Bauteile,
Composants autres que le réservoir ausgenommen Autogastanks
This European Standard was approved by CEN on 8 May 2022.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 12806:2022 E
worldwide for CEN national Members.
Contents Page
European foreword . 5
Introduction . 6
1 Scope . 7
2 Normative references . 7
3 Terms, definitions and abbreviations . 8
3.1 Terms and definitions . 8
3.2 Abbreviations . 11
4 Technical requirements. 12
4.1 General . 12
4.2 General design rules . 13
4.3 Materials . 14
4.4 Design temperature . 14
5 Classification of components . 14
5.1 General . 14
5.2 Classification of automatic valves . 15
6 Construction and workmanship . 15
7 Tests . 15
7.1 General . 15
7.2 Overpressure test . 17
7.3 External leak tests. 17
7.4 Seat leak test . 18
7.5 Operational tests . 19
7.6 Endurance test . 22
7.7 Vibration test . 22
7.8 LPG compatibility test (for rubber materials) . 24
7.9 Corrosion resistance test . 25
7.10 Resistance to dry heat test . 25
7.11 Ozone ageing test . 26
7.12 Creep test . 26
7.13 Temperature cycle test . 26
8 Markings . 27
Annex A (informative) Classification of automotive LPG components . 28
Annex B (normative) Requirements for the components fitted in or on the container . 29
B.1 80 % stop valve . 29
B.2 Level indicator . 30
B.3 Float . 31
B.4 Pressure relief valve . 32
B.5 Remote-controlled service valve with excess flow valve . 33
B.6 Excess flow valve . 34
B.7 Pressure Relief Device (PRD) . 35
B.8 Manual shut-off container valve . 37
Annex C (normative) Requirements for the fuel pump . 38
C.1 Design criteria . 38
C.2 Specific design rules . 38
C.3 Test procedures . 38
Annex D (normative) Requirements for the gas-tight housing . 40
D.1 Design criteria . 40
D.2 Specific design rules . 40
D.3 Applicable tests . 40
Annex E (normative) Requirements for the power supply bushing. 41
E.1 Design criteria . 41
E.2 Specific design rules . 41
E.3 Applicable tests . 41
Annex F (normative) Requirements for the non-return valve . 42
F.1 Design criteria . 42
F.2 Specific design rules . 42
F.3 Applicable tests . 42
Annex G (normative) Requirements for the multi-valve . 43
G.1 Design criteria . 43
G.2 Specific design rules . 43
G.3 Applicable tests . 43
Annex H (normative) Requirements for the vaporizer/pressure regulator . 44
H.1 Design criteria . 44
H.2 Specific design rules . 44
H.3 Applicable tests . 44
Annex I (normative) Requirements for the remote-controlled shut-off valve . 46
I.1 Design criteria . 46
I.2 Specific design rules . 46
I.3 Applicable tests . 46
Annex J (normative) Requirements for LPG injectors and the mixing unit . 47
J.1 Injector . 47
J.2 Mixing unit . 48
Annex K (normative) Requirements for the LPG dosage unit . 49
K.1 Design criteria . 49
K.2 Specific design rules .
...