SIST EN 624:2002/oprA1:2005

SLOVENSKI SIST EN 624:2002/oprA1:2005

PREDSTANDARD
december 2005
Specifikacija za plinske aparate na utekočinjeni naftni plin – Ogrevalne
naprave za zaprte prostore za vgradnjo v vozila in čolne – Dopolnilo A1
Specification for dedicated LPG appliances – Room sealed LPG space heating
equipment for installation in vehicles and boats – Amendment A1
ICS 43.040.60; 47.020.90; 97.100.20 Referenčna številka
©  Standard je založil in izdal Slovenski inštitut za standardizacijo. Razmnoževanje ali kopiranje celote ali delov tega dokumenta ni dovoljeno

EUROPEAN STANDARD
DRAFT
EN 624:2000
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA1
September 2005
ICS
English Version
Specification for dedicated LPG appliances - Room sealed LPG
space heating equipment for installation in vehicles and boats
Spécifications pour les appareils fonctionnant Festlegungen für flüssiggasbetriebene Geräte -
exclusivement aux GPL - Appareils de chauffage à circuit Raumluftunabhängige Flüssiggas-Raumheizgeräte zum
étanche fonctionnant aux GPL à installer dans les Einbau in Fahrzeugen und Booten
véhicules et bateaux
This draft amendment is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 181.
This draft amendment A1, if approved, will modify the European Standard EN 624:2000. If this draft becomes an amendment, CEN
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this amendment
into the relevant national standard without any alteration.
This draft amendment was established by CEN 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 Management Centre 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, Slovakia,
Slovenia, Spain, Sweden, Switzerland and United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36  B-1050 Brussels
© 2005 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 624:2000/prA1:2005: E
worldwide for CEN national Members.

Contents Page
Foreword.3
1 Scope .4
2 Normative references .4
3 Terms and definitions .4
Annex B (normative) Appliances using water as a heat transfer medium .7

Foreword
This document (EN 624:2000/prA1:2005) has been prepared by Technical Committee CEN/TC 181
“Dedicated LPG appliances”, the secretariat of which is held by AFNOR.
This document is currently submitted to the CEN Enquiry.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association, and supports essential requirements of EU Directive(s).
1 Scope
rd
Add as a new 3 paragraph:
"Room sealed LPG space heating appliances for vehicles and boats are using very often warm air as a heat
transfer medium. Annex B specifies additional requirements for appliances using water as a heat transfer
medium."
2 Normative references
Add the following references:
EN 60335-1, Household and similar electrical appliances – Safety – Part 1: General requirements
EN 60335-2-21, Household and similar electrical appliances – Safety – Part 2.21: Particular requirements for
storage water heaters
European Directive 89/336/EEC  Electromagnetic Compatibility Directive
European Directive 95/54/EC Automotive Directive
European Directive 2001/56/EC modified by 2004/78/EC Heating Systems for Motor Vehicles and their
Trailers Directive
European Directive 97/23/CEE Pressure Equipment Directive (PED)
3 Terms and definitions
Add the following terms and definitions:
3.61
central water heater
room sealed LPG space heating appliance using water as a heat transfer medium (heating water)
3.62
heating water
water, which may incorporate additives, used as a heat transfer medium
3.63
sanitary water
hot water for domestic use
3.64
combination water heater
central water heater incorporating a reservoir for water to be used for space heating (heating water container)
as well as a reservoir for sanitary water (sanitary water container)
3.65
compensator reservoir
container to hold and which allows for the expansion of heating water when heated up
3.66
open system
system, open to the atmosphere, for the heating water
3.67
closed system
pressurized system for the heating water
3.68
heating water circuit
system of central water heater and all the elements necessary to convey the heating water in the vehicle to
the convectors/radiators
3.69
drain valve
device for draining the heating water
3.70
bleed valve
device for the removal of air from the heating water circuit
3.71
anti-freeze
liquid added to the heating water to avoid freezing
3.72
circulation pump
pump for circulating the heating water in the water circuit
3.73
operating pressure
relative pressure in a container
7.3 Instructions for use and user maintenance
Add as a new last paragraph:
If the space heater uses water as a heat transfer medium, the following additional instructions are applicable:
g) Instructions for normal operation, cleaning and regular maintenance of the appliance;
h) Information how to inspect the level of the heating water and how to drain, fill and bleed it;
i) Information regarding acceptable anti-freeze;
j) Warning that it may be dangerous to reset a temperature limiting device before having the appliance
checked;
k) Information about necessary repairs or replacements in case of overheat cut out to be undertaken by a
competent person;
l) Warning to drain the sanitary water circuit completely, when switching off the central water heater for a
prolonged period, or in case of possible frost;
m) Specific operating instructions.
7.4 Instructions for installation
Add as a new last paragraph:
If the space heater uses water as a heat transfer medium, the following additional instructions are applicable:
e) Information on the type of central water heater, such as:
- open or closed system,
- maximum operating pressure of the heating water circuit,
- maximum operating pressure of the sanitary water circuit for combination water heaters;
f) Information regarding the acceptable materials for pipes, hoses, radiators etc. which are compatible
with the material of the heating water container and with anti-freeze liquids;
g) Information regarding acceptable anti-freeze liquids;
h) Information regarding the installation of:
- the circulation pump, if not integral with the central water heater,
- the compensator reservoir,
- the whole heating water circuit, in order to facilitate system bleeding,
- a pressure reduction valve, if water connection to mains supply is possible and the sanitary
water system does not withstand at least 8 bar;
i) Information about necessary checks, repairs or replacements in case of non volatile lockout.

Annex B
(normative)
Appliances using water as a heat transfer medium
B.1 General
For appliances using water as a heat transfer medium the following additional requirements and test methods
shall apply.
B.2 Requirements
B.2.1 Mechanical strength
NOTE If the pressure x volume product of the heating water container, or/and the sanitary water container is greater
-3 3
than 50 x 10 bar · m additional requirements of EU Directive 97/23/CEE Pressure Equipme
...