Tiêu chuẩn iso 15500 4 2012 amd1 2016

© ISO 2016 Road vehicles — Compressed natural gas (CNG) fuel system components — Part 4 Manual valve AMENDMENT 1 Véhicules routiers — Composants des systèmes de combustible gaz naturel comprimé (GNC)[.]

Road vehicles — Compressed natural

Part 4:

Vé ic ule s ro tiers — Comp sant des système s de comb stible g z

n ture l comprimé (G NC) —

Partie 4 : Valve ma ue lle

AMENDEMENT1

S con edition

2 1 -04-1

Refer ence n mb r

ISO 1 5 0-4:2 1 /A md.1:2 16(E)

AMENDMENT 1

2 16-04-0

COPYRIGHT PROTECTED DOCUMENT

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Amen ment 1 t o ISO 1 5 0-4:2 1 was pr p r d b Te hnical C mmitt ee ISO/TC 2 , Ro d vehicles ,

Subcommitt ee SC41, S ec ific as pec ts fr g s eo s f el s

Road vehicles — Compressed natural gas (CNG) fuel system

Part 4:

Pa e 2,Cla s e 5

R eplac Cla use 5with the folowing:

5 C nstructio and as embly

5.1 The man al v lve shal comply with the a plca le pro isions of ISO 1 5 0-1 and ISO 1 5 0- 2,

an with the t es s spe if ied in Cla use 6 Tole anc s should folow the spe if ications of ISO 1 5 0- 2

5.2 Man al v lve han les, w hen pro ided, shal be se ur ly at ached t o the v lve spin le

5.3 A man al v lve with 9 ° rotation from “on” t o “of” p sition shal be pro ided with rigidly

se ur d st ops t o lmit rotation

5.4 A man al v lve ma be used as a se vic v lve

5.5 Valves ha ing 9 ° of rotation (q art er turn) from “on” t o “of” p sitions shal ha e the handles

pe pen icular t o the dir ction of flow at he v lve inlet w hen in the “of ” position

5.6 Al v lves shal close w hen the han le is rotat ed clockwise

Pa e 3,Ta le 1

R eplac Ta le 1 with the folowing:

Table 1 — Appl cable tests

-quir d b ISO 1 5 0-2

Spe ific t es r quir ment

of this p rt of ISO 1 5 0

Electrical overvoltag es

ICS 43.060.40