Bsi bs en 00521 2006

BRITISH STANDARD

Specifications for
dedicated liquefied
petroleum gas
appliances — Portable
vapour pressure
liquefied petroleum gas
appliances

The European Standard EN 521:2006 has the status of a
British Standard

ICS 27.060.20

12&23<,1*:,7+287%6,3(50,66,21(;&(37$63(50,77('%<&23<5,*+7/$:

BS EN
521:2006


BS EN 521:2006

National foreword
This British Standard is the official English language version of
EN 521:2006. It supersedes BS EN 521:1998 which is withdrawn.
The UK participation in its preparation was entrusted to Technical Committee
CSE/24, Dedicated LPG appliances, which has the responsibility to:
—

aid enquirers to understand the text;

—

present to the responsible international/European committee any
enquiries on the interpretation, or proposals for change, and keep UK
interests informed;

—

monitor related international and European developments and
promulgate them in the UK.

A list of organizations represented on this committee can be obtained on
request to its secretary.
Cross-references
The British Standards which implement international or European
publications referred to in this document may be found in the BSI Catalogue
under the section entitled “International Standards Correspondence Index”, or
by using the “Search” facility of the BSI Electronic Catalogue or of British
Standards Online.
This publication does not purport to include all the necessary provisions of a
contract. Users are responsible for its correct application.
Compliance with a British Standard does not of itself confer immunity
from legal obligations.

Summary of pages
This document comprises a front cover, an inside front cover, the EN title page,
pages 2 to 66, an inside back cover and a back cover.
The BSI copyright notice displayed in this document indicates when the
document was last issued.

This British Standard was
published under the authority
of the Standards Policy and
Strategy Committee
on 28 April 2006

© BSI 2006

ISBN 0 580 48115 8

Amendments issued since publication
Amd. No.

Date

Comments


EUROPEAN STANDARD

EN 521

NORME EUROPÉENNE
EUROPÄISCHE NORM

February 2006

ICS 27.060.20

Supersedes EN 521:1998

English Version

Specifications for dedicated liquefied petroleum gas appliances Portable vapour pressure liquefied petroleum gas appliances
Spécifications pour les appareils fonctionnant
exclusivement aux gaz de pétrole liquéfiés - Appareils
portatifs alimentés à la pression de vapeur des gaz de
pétrole liquéfiés

Festlegungen für Flüssiggasgeräte - Tragbare, mit
Dampfdruck betriebene Flüssiggasgeräte

This European Standard was approved by CEN on 28 December 2005.
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 Central Secretariat 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 Central Secretariat has the same status as the official
versions.
CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,
Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania,
Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG

Management Centre: rue de Stassart, 36

© 2006 CEN

All rights of exploitation in any form and by any means reserved
worldwide for CEN national Members.

B-1050 Brussels

Ref. No. EN 521:2006: E


(1 (


&RQWHQWV

3DJH

)RUHZRUG 


6FRSH 



1RUPDWLYH UHIHUHQFHV 



7HUPV DQG GHILQLWLRQV





&ODVVLILFDWLRQ
&ODVVLILFDWLRQ RI JDVHV 
&DWHJRULHV RI DSSOLDQFHV


































6DIHW\ UHTXLUHPHQWV
*HQHUDO 
&RQYHUVLRQ WR GLIIHUHQW JDVHV
0DWHULDOV 
$VVHPEO\FOHDQLQJ DQG PDLQWHQDQFH
6WUHQJWK DQG VWDELOLW\ 
6RXQGQHVV RI WKH JDV FLUFXLW DVVHPEO\ 
&RQQHFWLRQV 
7UDQVSRUWIL[LQJ DQG PRELOLW\ GHYLFHV
7DSV 
&RQWURO KDQGOHV
,QMHFWRUV 
,JQLWLRQ GHYLFHV 
)ODPH VXSHUYLVLRQ GHYLFHV
%XUQHUV DQG UDGLDQW HOHPHQWV
*ULGV 
7XUQVSLW 
)LUHJXDUGV IRU KHDWLQJ DSSOLDQFHV
/RFDWLRQV DQG FRPSDUWPHQWV IRU UHILOODEOH JDV FRQWDLQHUV 
9HULILFDWLRQ RI WKH KHDW LQSXWV

5HVLVWDQFH WR RYHUKHDWLQJ
7HPSHUDWXUH RI YDULRXV SDUWV RI WKH DSSOLDQFH
7HPSHUDWXUH RI SDQHOVIORRUV ZDOOV RU FHLOLQJV

,JQLWLRQFURVVOLJKWLQJ DQG IODPH VWDELOLW\
5HVLVWDQFH WR GUDXJKW 
5HVLVWDQFH WR OLTXLG VSLOODJH 
&RPEXVWLRQ 
$FFXPXODWLRQ RI XQEXUQW JDV 
6DIHW\ DW KLJK WHPSHUDWXUH 
6RRWLQJFRQGHQVDWLRQ 
5DWLRQDO XVH RI HQHUJ\




7HVW PHWKRGV
*HQHUDO 

7DEOH² &KDUDFWHULVWLFV RI WKH WHVW JDVHV 
7DEOH² 7HVW FRQGLWLRQV

&RQYHUVLRQ WR GLIIHUHQW JDVHV

0DWHULDOV 

$VVHPEO\FOHDQLQJ DQG PDLQWHQDQFH

6WUHQJWK DQG VWDELOLW\ 


6RXQGQHVV RI WKH JDV FLUFXLW DVVHPEO\ 

&RQQHFWLRQV 




(1 (



























7UDQVSRUWIL[LQJ DQG PRELOLW\ GHYLFHV
7DSV 
&RQWURO KDQGOHV
,QMHFWRUV
,JQLWLRQ GHYLFHV
)ODPH VXSHUYLVLRQ GHYLFHV 
%XUQHUV DQG UDGLDQW HOHPHQWV
*ULGV 
7XUQVSLW 
)LUHJXDUGV IRU KHDWLQJ DSSOLDQFHV
/RFDWLRQV DQG FRPSDUWPHQWV IRU UHILOODEOH JDV FRQWDLQHUV
9HULILFDWLRQ RI KHDW LQSXWV 
5HVLVWDQFH WR RYHUKHDWLQJ 
7HPSHUDWXUHV RI WKH YDULRXV SDUWV RI WKH DSSOLDQFH 
7HPSHUDWXUH RI SDQHOVIORRU ZDOO RU FHLOLQJ

,JQLWLRQFURVVOLJKWLQJ DQG IODPH VWDELOLW\
5HVLVWDQFH WR GUDXJKW 
5HVLVWDQFH WR OLTXLG VSLOODJH 
&RPEXVWLRQ 
$FFXPXODWLRQ RI XQEXUQW JDVHV 
6DIHW\ DW KLJK WHPSHUDWXUH
6RRWLQJFRQGHQVDWLRQ 
5DWLRQDO XVH RI HQHUJ\

7DEOH  ² 9HVVHO GLDPHWHU DQG PDVV RI ZDWHU UHODWLYH WR WKH EXUQHU KHDW LQSXW





0DUNLQJ 
$SSOLDQFH PDUNLQJ 
3DFNDJLQJ PDUNLQJ 



,QVWUXFWLRQV IRU XVHPDLQWHQDQFH DQG DVVHPEO\ 

)LJXUH² &URVV VHFWLRQ RI D YDOYH ZLWK FHQWUH ERVV 
)LJXUH² $GDSWRU 
)LJXUH  ² 7ROHUDQFHV RI YDOYH DQG DGDSWRU WKUHDGV 
)LJXUH  ² 5HODWLYH GLPHQVLRQV RI WKH RSHQLQJ RI WKH YDOYH E\ WKH DGDSWRU 
)LJXUH  ² 7ROHUDQFH RQ UDWH 
)LJXUH  ² $SSDUDWXV IRU WKH WHVW RI UHVLVWDQFH WR WKHUPDO VKRFN 
)LJXUH  ² 7HVW FODPS
)LJXUH  ² 7HVW SUREH 
)LJXUH  ² 9HULILFDWLRQ RI WKH FRPEXVWLRQ RI LQGLYLGXDO KRWSODWH EXUQHUV6DPSOLQJ GHYLFH 
)LJXUH² 9HULILFDWLRQ RI WKH FRPEXVWLRQ RI DOO EXUQHUV6DPSOLQJ GHYLFH 
$QQH[ $QRUPDWLYH
&KDUDFWHULVWLFV RI WHVW YHVVHOV VHH 

)LJXUH $$ 
7DEOH $$ ² &KDUDFWHULVWLFV RI SDQV QHFHVVDU\ IRU WHVWLQJ
$QQH[ %QRUPDWLYH
7HVWV RQ QHHGOH YDOYHVVHH 


%
5HVLVWDQFH WR WHPSHUDWXUH 
%
(QGXUDQFH 
$QQH[ &LQIRUPDWLYH
([DPSOHV RI DXWKRUL]HG VROXWLRQV 
)LJXUH && 
)LJXUH &&

)LJXUH && 

)LJXUH &&

)LJXUH && 




(1 (


)LJXUH &&

)LJXUH &&  

$QQH[ =$LQIRUPDWLYH
&ODXVHV RI WKLV (XURSHDQ 6WDQGDUG DGGUHVVLQJ HVVHQWLDO UHTXLUHPHQWV RU
RWKHU SURYLVLRQV RI (8 'LUHFWLYH 
7DEOH =$ 
%LEOLRJUDSK\ 




(1 (


)RUHZRUG
7KLV (XURSHDQ 6WDQGDUG (1 
KDV EHHQ SUHSDUHG E\ 7HFKQLFDO &RPPLWWHH &(17&³'HGLFDWHG
OLTXHILHG SHWUROHXP JDV DSSOLDQFHV´WKH VHFUHWDULDW RI ZKLFK LV KHOG E\ $)125
7KLV (XURSHDQ 6WDQGDUG VKDOO EH JLYHQ WKH VWDWXV RI D QDWLRQDO VWDQGDUGHLWKHU E\ SXEOLFDWLRQ RI DQ LGHQWLFDO
WH[W RU E\ HQGRUVHPHQWDW WKH ODWHVW E\ $XJXVW DQG FRQIOLFWLQJ QDWLRQDO VWDQGDUGV VKDOO EH ZLWKGUDZQ DW
WKH ODWHVW E\ $XJXVW
7KLV (XURSHDQ 6WDQGDUG VXSHUVHGHV (1 
7KLV (XURSHDQ 6WDQGDUG KDV EHHQ SUHSDUHG XQGHU D PDQGDWH JLYHQ WR &(1 E\ WKH (XURSHDQ &RPPLVVLRQ
DQG WKH (XURSHDQ )UHH 7UDGH $VVRFLDWLRQ DQG VXSSRUWV HVVHQWLDO UHTXLUHPHQWV RI (8 'LUHFWLYHV

)RU UHODWLRQVKLS ZLWK (8 'LUHFWLYHV
VHH LQIRUPDWLYH $QQH[ =$ZKLFK LV DQ LQWHJUDO SDUW RI WKLV GRFXPHQW
7KLV (XURSHDQ 6WDQGDUG RQO\ DSSOLHV WR W\SH WHVWLQJ
,Q  WKH 1HWKHUODQGV UDLVHG D IRUPDO REMHFWLRQ LQ UHVSHFW RI  DSSOLDQFHV ILWWHG WR SLHUFHDEOH
FDUWULGJHVRI VWDQGDUG (1 RQ WKH JURXQGV WKDW LW GRHV QRW IXOO\ VDWLVI\ WKH HVVHQWLDO UHTXLUHPHQWV RI
'LUHFWLYH ((&
7KH GHFLVLRQ RI WKH FRPPLVVLRQ ZDV WKDW WKH VWDQGDUG (1  VKDOO FRQWLQXH WR FRQIHU WKH SUHVXPSWLRQ
RI FRQIRUPLW\ WR WKH UHOHYDQW SURYLVLRQV RI 'LUHFWLYH ((&
$W WKH VDPH WLPH WKH (XURSHDQ PDQGDWH 0 ZDV FUHDWHG ZLWK WKH DLP RI WDNLQJ LQWR DFFRXQW WKH ULVNV
HPHUJHG E\ WKH SDUWLFXODU FRQGLWLRQ RI WKH UHSODFHPHQW RI WKH JDV FDUWULGJH LQ SRUWDEOH FDPSLQJ
 JDV
DSSOLDQFHV LQ RUGHU WR LPSURYH WKH LQWULQVLF OHYHO RI VDIHW\ ZLWK UHJDUGV WR WKH UHSODFHPHQW RI WKH FDUWULGJH

7KH UHYLVLRQ RI WKLV (XURSHDQ 6WDQGDUG LV DQ DQVZHU WR WKLV PDQGDWH 0
,Q WKH YLHZ RI DQVZHULQJ WR WKLV PDQGDWH&(17&:*  FDUULHG RXW D VWXG\ RQ WKH SLHUFHDEOH DSSOLDQFHV
ZKRVH FRQFOXVLRQV DUH LQWHJUDWHG LQ WKLV (XURSHDQ 6WDQGDUG 7KH PRGLILFDWLRQV EURXJKW WR WKLV (XURSHDQ
6WDQGDUG DUH IRFXVHG RQ DQG DUH WKH DQVZHU WR WKH PDQGDWH 0
$ QHZ LQIRUPDWLYH DQQH[ $QQH[ &
LV DOVR LQFOXGHG DQG VXSSOHPHQWV WKH FKDQJHV EURXJKW WR SDUDJUDSK
 ,W JLYHV H[DPSOHV RI DXWKRUL]HG VROXWLRQV ZKLFK VSHFLI\ WKH FRQQHFWLQJ UHTXLUHPHQWV UHJDUGLQJ WKH
UHSODFHPHQW RI SLHUFHDEOH FDUWULGJHV
$FFRUGLQJ WR WKH &(1&(1(/(& ,QWHUQDO 5HJXODWLRQV WKH QDWLRQDO VWDQGDUGV RUJDQL]DWLRQV RI WKH IROORZLQJ
FRXQWULHV DUH ERXQG WR LPSOHPHQW WKLV (XURSHDQ 6WDQGDUG $XVWULD %HOJLXP &\SUXV &]HFK 5HSXEOLF
'HQPDUN (VWRQLD )LQODQG )UDQFH *HUPDQ\ *UHHFH +XQJDU\ ,FHODQG ,UHODQG ,WDO\ /DWYLD /LWKXDQLD
/X[HPERXUJ 0DOWD 1HWKHUODQGV 1RUZD\ 3RODQG 3RUWXJDO 5RPDQLD 6ORYDNLD 6ORYHQLD 6SDLQ 6ZHGHQ
6ZLW]HUODQG DQG 8QLWHG .LQJGRP




(1 (