EN 378-3:2008

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Refrigerating systems and heat pumps - Safety and environmental requirements - Part 3: Installation site and personal protectionSystèmes de réfrigération et pompes à chaleur - Exigences de sécurité et d'environnement - Partie 3: Installation in situ et protection des personnesKälteanlagen und Wärmepumpen - Sicherheitstechnische und umweltrelevante Anforderungen - Teil 3: Aufstellungsort und Schutz von PersonenTa slovenski standard je istoveten z:EN 378-3:2008SIST EN 378-3:2008en,fr,de27.20027.080ICS:SIST EN 378-3:2000/A1:2004SIST EN 378-3:20001DGRPHãþDSLOVENSKI
STANDARDSIST EN 378-3:200801-april-2008

EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 378-3February 2008ICS 27.080; 27.200Supersedes EN 378-3:2000
English VersionRefrigerating systems and heat pumps - Safety andenvironmental requirements - Part 3: Installation site andpersonal protectionSystèmes de réfrigération et pompes à chaleur - Exigencesde sécurité et d'environnement - Partie 3: Installation in situet protection des personnesKälteanlagen und Wärmepumpen - Sicherheitstechnischeund umweltrelevante Anforderungen - Teil 3:Aufstellungsort und Schutz von PersonenThis European Standard was approved by CEN on 13 October 2007.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN 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 translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, 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 STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2008 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 378-3:2008: E

Personal protective equipment.17 Bibliography.20

(IEC 60204-1:2005, modified) EN ISO 13850, Safety of machinery — Emergency stop — Principles for design (ISO 13850:2006) EN ISO 14122-2, Safety of machinery — Permanent means of access to machinery — Part 2: Working platforms and walkways (ISO 14122-2:2001) IEC 60364 (all parts), Low-voltage electrical installations 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 378-1:2008 apply.

EN 378-2:2008 and indicated in the flow chart, shall only be permitted in special machinery rooms. NOTE 1 Additional requirements may be needed for refrigerating systems containing B2, B3, A2, and A3 refrigerants as specified in 5.17. NOTE 2 Where housing around refrigerating equipment is sufficiently large for people to enter then the housing should be considered as a machinery room and requirements for such rooms apply. 4.4 Refrigerating equipment located in an occupied space The requirements shall be as specified in EN 378-1:2008. 4.5 Refrigerating equipment located in an unoccupied space not designated a machinery room If the area is sealed from any occupied space, the requirements shall be as those for a machinery room. If the space cannot be sealed from any occupied space then the refrigerating machinery shall be considered as located in the occupied space and requirements for such spaces shall apply. 4.6 Refrigerating equipment located within a ventilated enclosure The ventilated enclosure containing the refrigerating system shall have a ventilation duct as specified by the manufacturer. The duct shall be no greater in length and shall have no more bends than the maximum number specified by the manufacturer. The room in which the ventilated enclosure is installed shall be at least ten times the volume of the enclosure and shall have sufficient make up air to replace any exhausted air. The ventilation form the enclosure shall be to the outside air or to a room having a minimum volume specified in EN 378-1 for an occupied space.
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