SIST EN 378-1:2008/kprA1:2010

Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria

Kälteanlagen und Wärmepumpen - Sicherheitstechnische und umweltrelevante Anforderungen - Teil 1: Grundlegende Anforderungen, Begriffe, Klassifikationen und Auswahlkriterien

Systèmes de réfrigération et pompes à chaleur - Exigences de sécurité et d'environnement - Partie 1 : Exigences de base, définitions, classification et critères de choix

Hladilni sistemi in toplotne črpalke - Varnostnotehnične in okoljevarstvene zahteve - 1. del: Osnovne zahteve, definicije, razvrstitev in merila za izbor

General Information

• Status: Not Published
• Public Enquiry End Date: 31-Oct-2008
• ICS: 01.040.27 - Energy and heat transfer engineering (Vocabularies)
• ICS: 27.080 - Heat pumps
• ICS: 27.200 - Refrigerating technology
• Technical Committee: I13 - Imaginarni 13
• Current Stage: 98 - Abandoned project (Adopted Project)
• Start Date: 08-Oct-2019
• Due Date: 13-Oct-2019
• Completion Date: 08-Oct-2019
• Ref Project: EN 378-1:2008/FprA1 - Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria

Relations

• Consolidated By: SIST EN 378-1:2008+A1:2011 - Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria
• Effective Date: 23-Oct-2010
• Revised: SIST EN 378-1:2008 - Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria
• Effective Date: 01-Oct-2008

Overview

SIST EN 378-1:2008/kprA1:2010 is a European standard developed by the Technical Committee CEN/TC 182 focusing on refrigerating systems and heat pumps. It establishes comprehensive safety and environmental requirements, specifically detailing basic requirements, definitions, classification, and selection criteria for these systems. This amendment (Amendment 1) updates the original EN 378-1:2008, reinforcing safety protocols and environmental considerations critical to the design, installation, and operation of refrigerating and heat pump systems throughout Europe.

The standard covers refrigerant safety classification, provides detailed information on refrigerants' physical and chemical properties, and defines environment-impact data such as Ozone Depletion Potential (ODP) and Global Warming Potential (GWP). It is intended to assist manufacturers, engineers, and safety professionals in applying harmonized criteria that mitigate risks associated with refrigerant use while promoting sustainable technologies.

Key Topics

• Basic Safety Requirements
  EN 378-1:2008/prA1 outlines the fundamental safety considerations, including toxicity, flammability, and necessary exposure limits for refrigerants. It emphasizes user and operator safety in all phases of equipment handling.

• Definitions and Classification
  Clear definitions classify refrigerants by chemical group, safety group, and environmental impact. This classification aids in selecting appropriate refrigerants aligned with regulatory compliance and operational safety.

• Refrigerant Properties and Listings
  The document provides extensive tables detailing refrigerant designations, including chemical formulas, auto-ignition temperatures, flammability limits, molecular mass, vapor density, boiling points, and environmental impact parameters (ODP and GWP). These details are crucial for engineers to evaluate refrigerant suitability for specific applications.

• Selection Criteria
  Criteria include safety classification, thermodynamic properties, environmental considerations, and practical handling advice. This structured approach supports informed decisions in system design and refrigerant choice.

• Amendment Details
  This amendment replaces Annex E to update safety classifications and refrigerant information, reflecting the latest scientific data and regulatory changes.

Applications

EN 378-1:2008/prA1 is essential for professionals involved in the refrigeration and heat pump industries, notably in:

• System Design and Engineering
  Ensuring refrigerating systems and heat pumps meet minimum safety and environmental standards across Europe.

• Refrigerant Selection
  Enabling the choice of refrigerants with optimized safety profiles and reduced environmental footprints, particularly important when transitioning from high-ODP or high-GWP substances.

• Safety Compliance and Risk Management
  Supporting manufacturers and operators in maintaining compliance with European safety regulations and environmental directives, such as the F-Gas Regulation.

• Training and Certification
  Assisting in the education of technicians and engineers about safe refrigerant handling, classification, and selection based on objective, standardized guidance.

• Regulatory Alignment
  Helping national standards bodies harmonize local norms with European regulations to facilitate cross-border trade and uniform safety practices.

Related Standards

• EN 378 Parts 2-4
  Other parts of the EN 378 series cover design, construction, testing, installation, operation, maintenance, and disposal requirements for refrigerating systems and heat pumps.

• ISO 5149
  International standard addressing safety and environmental aspects of refrigeration systems, often referenced alongside EN 378.

• EU F-Gas Regulation (EU 517/2014)
  Regulates fluorinated greenhouse gases used in refrigeration and heat pumps, complementing safety standards with environmental directives.

• ASHRAE Standards (e.g., 15)
  Provides additional safety guidelines internationally used in refrigeration system design and refrigerant classification.

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Keywords: EN 378-1:2008/prA1, refrigerating systems, heat pumps, safety requirements, environmental requirements, refrigerant classification, selection criteria, refrigerant safety, ODP, GWP, flammability, toxicology, European standard, refrigeration safety, sustainable refrigerants, CEN/TC 182.

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 378-1:2008/oprA1:2008
01-oktober-2008
+ODGLOQLVLVWHPLLQWRSORWQHþUSDONH9DUQRVWQRWHKQLþQHLQRNROMHYDUVWYHQH]DKWHYH
GHO2VQRYQH]DKWHYHGHILQLFLMHUD]YUVWLWHYLQPHULOD]DL]ERU'RSROQLOR
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1:
Basic requirements, definitions, classification and selection criteria - Amendment 1
Systèmes de réfrigération et pompes à chaleur - Exigences de sécurité et
d'environnement - Partie 1 : Exigences de base, définitions, classification et critères de
choix - Amendement 1
Ta slovenski standard je istoveten z: EN 378-1:2008/prA1
ICS:
01.040.27 Prenos energije in toplote Energy and heat transfer
(Slovarji) engineering (Vocabularies)
27.080 7RSORWQHþUSDONH Heat pumps
27.200 Hladilna tehnologija Refrigerating technology
SIST EN 378-1:2008/oprA1:2008 en,fr
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

SIST EN 378-1:2008/oprA1:2008
SIST EN 378-1:2008/oprA1:2008
EUROPEAN STANDARD
DRAFT
EN 378-1:2008
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA1
June 2008
ICS
English Version
Refrigerating systems and heat pumps - Safety and
environmental requirements - Part 1: Basic requirements,
definitions, classification and selection criteria - Amendment 1
Systèmes de réfrigération et pompes à chaleur - Exigences
de sécurité et d'environnement - Partie 1 : Exigences de
base, définitions, classification et critères de choix -
Amendement 1
This draft amendment is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 182.
This draft amendment A1, if approved, will modify the European Standard EN 378-1:2008. 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 CEN Management Centre has the same
status as the official 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.
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
© 2008 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 378-1:2008/prA1:2008: E
worldwide for CEN national Members.

SIST EN 378-1:2008/oprA1:2008
EN 378-1:2008/prA1:2008 (E)
Contents Page
Foreword.3
1 Annex E.3
Annex E (normative) Safety classification and information about refrigerants .4

SIST EN 378-1:2008/oprA1:2008
EN 378-1:2008/prA1:2008 (E)
Foreword
This document (EN 378-1:2008/prA1:2008) has been prepared by Technical Committee CEN/TC 182
“Refrigerating systems, safety and environmental requirements”, the secretariat of which is held by DIN.
This document is currently submitted to the CEN Enquiry.

1 Annex E
Replace Annex E by the following table.

SIST EN 378-1:2008/oprA1:2008
EN 378-1:2008/prA1:2008 (E)
Annex E
(normative)
Safety classification and information about refrigerants
Table E.1 — Refrigerant Designations
Auto-
PED ignition
i a, f a, g
Refrigerant Number Chemical Safety Practical Flammability Vapour Density Molecular Normal
ATEL/ODL ODP GWP
Fluid Tempe-
rature
25°C, Boiling
(100
b d e j, k a
Formula Group
Chemical Name Group Limit LFL Mass

a a
101.3 kPa Point yr ITH)
3 3 3 3
(kg/m) (kg/m) (kg/m) (kg/m) (°C)  (°C)
Methane Series
11 Trichlorofluoromethane CCIF A1 2 0.3 0.3 — 5.824 137,4 23.8 1 3800 —
12 Dichlorodifluoromethane CCI F A1 2 0.5 0.5 — 5.039 120,9 – 29.0 1 10600 —
2 2
12B1 Bromochlorodifluoromethane CBrCIF 2 0.2 0.2 — N.D. 165,4 – 4.0 3 1300 —
13 Chlorotrifluoromethane CCIF A1 2 0.5 0.5 — 4.309 104,5 – 81.4 1 14000 —
13B1 Bromotrifluoromethane CBrF A1 2 0.6 0.6 — 6.169 148,9 – 58.0 10 5400 —
14 carbon tetrafluoride CF A1 2 N.D. N.D. — 3.611 88,0 – 128.0 0 6500 —
22 Chlorodifluoromethane CHCIF A1 2 0.3 0.3 — 3.587 86,5 – 40.8 0.055 1700 635
23 Trifluoromethane CHF A1 2 0.68 0.68 — 2.884 70,0 – 82,1 0 12000 765
30 Dichloromethane (methylene chloride) CH Cl B2 2 0.017 N.D. 0.417 N.D. 84,9 40.0 9 662
2 2
32 difluoromethane (methylene fluoride) CH F A2 1 0.061 0.085 0.306 2.153 52,0 – 51.7 0 550 648
2 2
50 Methane CH A3 1 0.006 N.D. 0.032 0.657 16,0 – 161.0 0 21 645
Ethane Series
113 1,1,2-trichloro-1,2,2-trifluoroethane CCl FCClF A1 2 0.4 0.4 — 3.467 187,4 47,6 0.8 4800 —
2 2
114 1,2-dichloro-1,1,2,2-tetrafluoroethane CClF CClF A1 2 0.7 0.7 — 7.207 170,9 3,8 1 9800 —
2 2
115 Chloropentafluoroethane CCIF CF A1 2 0.6 0.6 — 6.438 154,5 – 39.0 0.6 7200 —
2 3
116 Hexafluoroethane CF CF A1 2 0.55 0.55 — 5.696 138,0 – 79.0 0 11900 —
3 3
123 2,2-dichloro-1,1,1-trifluoroethane CHCI CF B1 2 0.1 0.1 — 5.872 153,0 27,9 0.02 120 730
2 3
124 2-chloro-1,1,1,2-tetrafluoroethane CHCIFCF A1 2 0.11 0.11 — 5.728 136,5 – 12,1 0.022 620 —
125 Pentafluoroethane CHF CF A1 2 0.39 0.39 — 4.982 120,0 – 48,1 0 3400 733
2 3
134a 1,1,1,2-tetrafluoroethane CH FCF A1 2 0.25 0.25 — 4.258 102,0 – 26,2 0 1300 743
2 3
141b 1,1-dichloro-1-fluoroethane CH CCIF A2 2 0.013 0.013 0.43 3.826 117,0 32.0 0.11 700 532
3 2
142b 1-chloro-1,1-difluoroethane CH CCIF A2 1 0.066 0.10 0.329 4.223 100,5 – 10.0 0.065 2400 750
3 2
143a 1,1,1-trifluoroethane CH CF A2 1 0.056 0.53 0.282 3.495 84,0 – 47,0 0 4300 750
3 3
152a 1,1-difluoroethane CH CHF A2 1 0.026 0.14 0.13 2.759 66,0 – 25.0 0 120 455
3 2
i
170 Ethane CH CH A3 1 0.008
3 3 0.01 0.038 1.239 30,0 – 89.0 0 515
i
1150 Ethene (ethylene) CH =CH A3 1 0.007
2 2 N.D. 0.036 1.153 28,1 – 104.0 0 3 —
SIST EN 378-1:2008/oprA1:2008
EN 378-1:2008/prA1:2008 (E)
Table E.1 (continued)
Auto-
PED ignition
i a, f a, h
Refrigerant Number Chemical Safety Practical Flammability Vapour Density Molecular Normal
ATEL/ODL ODP GWP
Fluid Tempe-
rature
25°C, Boiling
(100
b d e j, k a
Formula Group
Chemical Name Group Limit LFL Mass
a a
yr ITH)
101.3 kPa Point
3 3 3 3
(kg/m) (kg/m) (kg/m) (kg/m) (°C)  (°C)
Propane Series
218 Octafluoropropane CF CF CF A1 2 0.44 0.44 — 7.853 188.0 – 37 0 8600 —
3 2 3
227ea 1,1,1,2,3,3,3-heptafluoropropane CF CHFCF A1 2 0.49 0.49 — 7.137 170.0 – 15.6 0 3500 —
3 3
236fa 1,1,1,3,3,3-hexafluoropropane CF CH CF A1 2 0.59 0.59 — 6.418 152.0 – 1.4 0 9400 —
3 2 3
245fa 1,1,1,3,3-pentafluoropropane CF CH2CHF B1 2 0.19 0.19 — 5.689 134.0 14.9 0 950 —
3 2
h
290 Propane CH CH CH A3
3 2 3 1 0.008 0.09 0.038 1.832 44.0 – 42 0 470
h
1270 Propene (propylene) CH CH=CH A3
3 2 1 0.008 0.010 0.040 1.745 42,1 – 48 0 3 455

Butane (and higher) Series
365mfc 1,1,1,3,3-pentafluorobutane CF CH CF CH ND N.D. N.D. N.D. N.D. N.D. 148.0 40.1 0 890 —
3 2 2 3
43-10mee 1,1,1,2,2,3,4,5,5,5-decafluoropentane CF3CF2CHFCHF A1
2 N.D. N.D. — N.D. 252.0 54.6 0 1500 —
CF
Cyclic Organic Compounds
C318 Octafluorocyclobutane C F A1 2 0.81 0.81 — 8.429 200,0 – 6 0 10000 —
4 8
Hydrocarbons
h
600 Butane CH CH CH CH A3
3 2 2 3 1 0.0086 0.19 0.043 2.450 58.1 0 0 365
h
600a 2-methyl propane (isobutane) CH(CH ) A3 1 0.0086 0.06 0.043 2.440 58.1 – 12 0 3 460
3 3
601 Pentane CH CH CH CH A3
3 2 2 2
h
1 0.008 N/A 0.041 2.058 72.1 36.1 0
3 —
CH
601a 2methyl butane (isopentane) (CH ) CHCH CH A3
3 2 2
h
1 0.008 N/A 0.041 2,786 72.1 27.8 0 —
Other Organic Compounds
E170 Dimethyl Ether (CH )O A3 1 0.013 0.08 0.064 1.914 46 – 24.8 0 235
3 2
SIST EN 378-1:2008/oprA1:2008
EN 378-1:2008/prA1:2008 (E)
Table E.1 (continued)
Auto-
PED ignition
i a, f a, h
Refrigerant Number Chemical Safety Practical Flammability Vapour Density Molecular Normal
ATEL/ODL ODP GWP
Fluid Tempe-
rature
25°C, Boiling
(100
b d e j, k a
Formula Group
Chemical Name Group Limit LFL Mass
a a
yr ITH)
101.3 kPa Point
3 3 3 3
(kg/m) (kg/m) (kg/m) (kg/m) (°C)  (°C)
Inorganic Compounds
717 Ammonia NH B2 1 0.00035 0.00035 0.104 0.704 17,0 – 33 0 0 630
c
744 Carbon dioxide CO A1
2 2 0.07 0.07 - 1.808 44,0 0 1 —
– 78
See Tables E.2 and E.3 for R-400 and R-500 blends.
N.D Signifies Not Determined
a
The vapour density, molecular mass, normal boiling point, ODP and GWP are not part of this standard and are provided for information purposes only.
b
The preferred chemical name is followed by the popular name in parentheses.
c
Sublimes. Triple Point is -56.6°C at 5.2 bar.
d
See Annex G. Unclassified refrigerants indicate either insufficient data to classify or no formal request for classification.
e
See Annex G.
f
Adopted under the Montreal Protocol.
g
IPCC, Third Assessment Report 2001. Values used in EC Regulation 842/2006 (F Gas Regulation)
h
1998 Ozone Assessment Report.
i
Acute-Toxicity Exposure Limit or Oxygen Deprivation Limit, whichever is l
...