Refrigerant safety classification chart 9 –30 –22 Sep 9, 2022 · Refrigerants safety classification Refrigerants are classified according to a standard that allows the ranking of their toxicity and flammability. from publication: Laminar burning speeds and flame structures of mixtures of difluoromethane (HFC-32) and Oct 10, 2017 · If you are ever unsure of what the classification is of the refrigerant that you are working on it is best to check the Safety Data Sheet that you have on file. 7 ASHRAE Standard 34 Safety Rating A1 Temperature Glide (˚F) 7 National Refrigerants, Inc. Table 2, safety information Refrigerant Safety classification a LFL, kg/m3 b Auto ignition temp, OC PL, kg/m3 c ATEL / ODL d kg/m3 CO2 R744 A1 Not applicable Not applicable 0. 39 6. First of all, it’s important to understand that refrigerants have different levels of flammability (and toxicity), which are governed by ASHRAE Standard 34, Designation and Safety Classification of Refrigerants. Classification: HFC Refrigerant: Chemistry: C2HF5: Status: Phasing Down Across The World: It is widely accepted as one of the best refrigerants out there, but it has a safety rating of Jul 31, 2019 · The updated standard increases the charge limit for A3 (higher flammability) refrigerants along with A2 and A2L (lower flammability) refrigerants. and around the world. 1 Refrigerants shall be classified into safety groups accord-ing to the following criteria. Designation and Safety Classification of Refrigerants. 9-4 shows the grouping and classification of some common refrigerants, a more extensive explanation Jan 22, 2024 · ASHRAE 34 - Designation and Safety Classification . The hydrocarbon refrigerants are classified as low toxicity. According to toxicity, refrigerants are divided into two Our chart will list the types of refrigerants and their key properties, like Ozone Depletion Potential (ODP) and Global Warming Potential (GWP). HAZARDS IDENTIFICATION CLASSIFICATION: Eye and Skin Irritant SIGNAL WORD: WARNING ASHRAE 34 - Designation and Safety Classification . 7 Refrigerant Concentration Limit. 2013. This standard does not imply endorsement or ASHRAE recently updated the safety classification matrix to include a new flammability subclass 2L, for flammability class 2 refrigerants that burn very slowly. /ft ^ 3) Vapor Refrigerants without a refrigerant number designation or without a safety group classification in the referenced edition of ASHRAE Standard 34 3 shall be classified in accordance with the criteria in ASHRAE Standard 34, whether as a single-compound refrigerant or a refrigerant blend of two or more compounds. 5 Special Occupancies, Classifications of Locations. 2008-06-26. 1 below only lists five groups, that is – A1, A2, A3, B1 and B2. Classifications. Kai Nguyen . 7% HFO-1336mzz-Z, 25. number to each refrigerant to classify it according to the . 5 2. 4 Numbering of Refrigerants. If you cannot find it in your safety data sheet then I would recommend calling you supplier, calling the manufacturer, or even calling ASHRAE for assistance. Crowther, Chair Steven T. However, R-22, even though it’s a safe and popular HCFC refrigerant, has negative effects on the ozone layer since it contains chlorine. , “ A2B1” or “B1A2L”). It has a GWP of 10,900. Whenever you need to choose the right type of refrigerant, so many R-xxx (these are ASHRAE-designated numbers) can be quite messy. On the issues of refrigerant flammability, the ASHRAE 34 and ISO 817, both have a similar use of TABLE 2 Data and Safety Classifications for Refrigerant Blends Refrigerant Number = 407F Composition (Mass %) = R-32/125/134a (30. SUMMITREFRIGERANTS. It is an . 2:1998 Refrigerating systems - Safety requirements for fixed applications. Many countries worldwide signed a treaty (Montreal Protocol) in 1987 to phase out all Sep 28, 2023 · Safety classification A1 Oil* MO, POE, AB *Note: This product contains a hydrocarbon additive (600a) to assist circulation with mineral oil or alkylbenzene, but the addition of POE oil may be required on systems with inherent oil return issues. 661 Kenyon Avenue Bridgeton, New Jersey 08302 Exploring the Refrigerant Flammability Chart. •Building Codes and country/regional regulations have to be taken into consideration •The Safety Data Sheet (SDS) is the most important documentation to Jan 31, 2024 · SAFETY DATA SHEET R-32 Version 1. REFRIGERANT CLASSIFICATION: Toxicity designated as A or B is defined by the occupational exposure limit (OEL). They all present the industry with new challenges. Brandt Steven T. 2L = Lower Jun 4, 2022 · Levels of Flammability. Description. It does not present official positions of the Like ASHRAE standard 34, standard ISO 817 “Refrigerants —Designation and safety classification” provides an unambiguous system for assigning designations to refrigerants’ toxicity and flammability. Additions are shown in this addendum by underlining; deletions are shown by strikethrough. 10 Normative References. These propane units will be very clearly marked and of refrigerant blends. For example, Standard 34 defines two safety . 0) Addenda a, b, and d to ASHRAE Standard 34-2010 Designation and Safety Classifications of Refrigerants There has never been a more complicated and confusing time surrounding refrigerants than what we are in right now. Record ID : 30010497 Languages: English Subject: Regulation Publication: Ashrae (american society of heating, refrigerating and air-conditioning engineers) - United states/United states Publication date: 2013 Collection: ISSN: 10412336 Document available for consultation in the library of the IIR The Refrigerant Classification Code, 2019 (ASHRAE 34, 2019) is a code produced by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE). Baker Michael F. Feb 7, 2012 · PPM. 6. Complete application instructions are provided in the latest edition of Standard 34. Freon™ MO99 has been Why does the P/T chart for Freon™ MO99 have two columns of data? For any zeotropic blend, there is a saturated liquid temperature (bubble point) and a saturated vapor Jul 6, 2022 · Refrigerant Safety Classification 3 A1 A2L A2L Temperature Glide 5 Yes No Yes System Capacity *,+ 100% >110% 7 >97% 8 System Efficiency *,+ 100% >107% 7 >102% 8 Refrigerant Charge Size * - Up to 40% smaller 10 Up to 10%smaller 11 Proprietary No No Yes *, +, 1, 3, 5, 7, 8, 10, 11, 14 Please see supporting information for these items on page 4 Aug 18, 2020 · SAFETY DATA SHEET Opteon™ XP30 (R-514A) Refrigerant Version 9. Handle in accordance with good industrial hygiene and safety practice, based on the results of the workplace exposure as- Jan 13, 2021 · refrigerant with a flammability classification of Class 2L, Class 2 or Class 3 in accordance with ISO 817 lower flammability limit LFL minimum concentration of refrigerant that is capable of propagating a flame within a homogeneous mixture of refrigerant and air. It provides additional guidance on the specification of blend compositions and composition toler-ances. Let me first start out by saying that R-744 is a very unique refrigerant, more so then User note: About this chapter: Chapter 11 provides for the protection of life and property from the potential fire and health hazards associated with refrigerant chemicals and the machinery that contains such chemicals. 2 Scope. 291 165 91% R-455A A2L 0. RAC industry permits include: refrigerant handling licences; refrigerant trading authorisations; RAC equipment Flammable refrigerants Safety class A2L refrigerants (low flammability e. ISSN 1041-2336. 0 Revision Date 01/29/2024 Document 10005013 Page 1 of 8. This system is called As we saw in the chart earlier, the refrigerant with the highest global warming potential is R-12, The table below summarizes the refrigerant safety classifications from American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) Standard 34. The Institute is assessing the capabilities of currently available refrigerant detectors to meet the response time required by the safety standards, with setpoint(s) determined in a manner to meet the safety standard ASHRAE STANDARDS COMMITTEE 2008–2009 Hugh F. The A2L classification of R-454B breaks down as follows: A = Lower Toxicity . The capital letter designates a toxicity class based on allowable exposure. COM Packaging: Pressure diagram chart: Regulatory Standards: SUMMIT REFRIGERANTS is committed to the continuous improvement of our refrigerants fulfills all the desirable criteria of a good refrigerant. This document provides the foundation for many state and city codes. pdf), Text File (. 1 > 6. 1: 1998 Refrigeration systems Part 1: Refrigerant Classification, covered the refrigerant classification according to its physical properties. Dec 22, 2021 · Various Refrigerant leak detectors are currently being evaluated by the Air-Conditioning, Heating and Refrigeration Technology Institute (AHRTI). It’s packed with useful stuff like refrigerant names, numbers, safety classifications, and more. You may be required to comply with this code if you intend to apply for a refrigerant air-conditioning (RAC) industry permit. 3 Occupancy Classification (ASHRAE Standard 15) 3. Crowther, Vice-Chair Robert G. ASHRAE 34_2019 Designation and Safety Classification of Refrigerants Refrigerant Classification. 9 lb/Mcf Highly Toxic or Toxic Under Code Classification = Neither TABLE D2 Data for Refrigerant Blends Click chart to enlarge. Oct 12, 2023 · Safety Classification of Refrigerants. 0 /±1. 4 Matrix Diagram of Safety Group Classification System 8 Refrigerant Classifications Refrigerants are assigned the safety group classifications indicated in Tables 4-1 and 4-2. TRANSPORT INFORMATION US DOT ID NUMBER: UN3252 US DOT HAZARD CLASS: US DOT PROPER SHIPPING NAME: Difluoromethane or Refrigerant gas R-32 US DOT HAZARD CLASS: 2. 0/± 1. 0/44. HFO-1234ze(E) H F C Physical properties Solstice ze (HFO-1234ze) Chemical Name trans-1,3,3,3-Tetrafluoroprop-1-ene Molecular Formula CF 3 CH=CHF Appearance Colourless Ozone Depletion Potential (ODP-R11=1) 0 Global Warming Potential rev 5th IPCC (GWP CO 2 =1) <1 ASHRAE Std. 8 0. Although this information had value when the current safety classification system was first introduced in the 1992 edition of the standard, it has little relevance today. 3 Building Services and Systems, Refrigerant Classification Refrigerants shall be classified in accordance with Mar 29, 2022 · No. , residential and light commercial air conditioning equipment has almost universally used refrigerants that do not propagate a 6 days ago · As rated by ASHRAE (American Society of Heating, Refrigerating and Air-conditioning Engineers) Standard 34, the safety classification of the most commonly used high pressure refrigerant, R-410A, is A1. It is a big problem to ensure safety during use. This article aims to provide clarity on the safety aspects. g. ANSI/ASHRAE. It establishes a uniform system for assigning reference numbers, safety classifications, This addendum changes the safety classification of R-403A from A1 to A2. 2 4. )* CAPACITY VS R-404A** R-290 (Propane) A3 0. 9 0. Sources. 5 Classifications of Locations. 500. 9-20 16. Wyoming Refrigerant Classification Code 2016 > 6 Safety Group Classifications > 6. For example, HFC-134a is classified A1. Lower toxicity refrigerants (A) have an OEL of ≥ 400 ppm while higher toxicity May 29, 2022 · ASHRAE Standard 34, Designation and Safety Classification of Refrigerants, establishes a simple means of referring to common refrigerants rather than by their chemical name, formula, or trade name. Original title: Designation and safety classification of refrigerants. The ASHRAE Standard 34 classification table is designed to categorize refrigerants according to two primary factors: flammability and toxicity. refrigerants. Safety 34, Safety Classification Refrigerants , establishes a simple means of referring to common refrigerants rather than by their chemical name, formula, or trade name. A2); the capital letter corresponds to toxicity and the digit to flammability. It establishes a uniform system for assigning reference numbers, safety classifications, and refrigerant concentration limits to refrigerants. This refrigerant was added to the stan-dard before there was a requirement for flammability testing Refrigerant Number = R-403A Safety Group = A1 A2 All other entries for this refrigerant remain unchanged. What is the difference in energy efficiency between R-22 and Freon™ MO99? REFRIGERATION APPLICATION: Subject to “no venting” regulations of Section 608 of the Clean Air Act during the service or disposal of equipment. allowable exposure. ASHRAE 34 • Safety group classification –An alpha-numeric (Opteon™ XP30) GWP: 2 IPCC 5th Revision Application: R123 Replacement for low pressure centrifugal chillers Preferred Oil: POE Ashrae Class: B1 Composition: 74. For third-generation transitional refrigerants, the optional 2019 ANSI/ASHRAE Standard 34 Designation and Safety Classification of Refrigerants PREMIUM REQUIRED You need a Premium subscription to access this title. com e-mail: info@refrigerants. 055 1760 A1 High R-123 HCFC 0. org May 19, 2019 · Instead of pasting a large table of information here I will instead direct you to our specific R-744 refrigerant PT chart. A2): the capital letter corresponds to toxicity, the digit to flammability. R32, R1234yf) Safety class A3 refrigerants (higher flammability e. The Refrigerant Safety Group classification consist of two alphanumeric characters (e. Freon™ MO99 has an A1 refrigerant safety classification designating nonflammability and low toxicity under ASHRAE Standard 34. 0/40. Learn how these codes guide safe refrigerant selection and usage for a sustainable and secure future in Hazard Classification Standard 34 assigns an identifying reference letter and number to each refrigerant to classify it according to the hazard involved in its use. COM Packaging: Regulatory Standards: SUMMIT REFRIGERANTS is committed to the continuous improvement of our Quality Control, Environmental impact, and Major Accident Prevention Systems, as well as maintaining full regulatory compliance, and close collaboration with our product and service Refrigerant blends shall be classified following the worst case of fractionation composition, determined in accordance with ASHRAE Standard 34 2 For blends assigned only a single safety group in ASHRAE Standard 34, that classification shall be used. Addendum e to ANSI/ASHRAE Standard 34-2001 Revise subsections 4. classifications In practice, the flammability and toxicity and classifications are combined to indicate the general safety of the refrigerant. This classification consists of two alphanumeric characters (e. For example, Standard 34 defines two safety classifications for toxicity. Naturally, CO 2 exists in the atmosphere at concentrations around 350 PPM and for concentrations between 300 and 600 PPM people do not usually notice the difference. Such safety classifications not assigned by ASHRAE Standard 34 shall conditioning and refrigeration. DATA AND SAFETY CLASSIFICATIONS FOR REFRIGERANT BLENDS Refrigerant Number = 436A Composition (Mass %) = R-290/600a (56. Jun 25, 2023 · Click chart to enlarge. Classification of Refrigerants, establishes a simple means of referring to common refrigerants rather than by their chemical name, formula, or trade name. Once you know what to look for, it’s as handy as a Swiss knife. Safety Classes for Refrigerants. 1 0. The safety group classification shall consist of two or three alphanumeric characters (e. 0-30 10. Mar 22, 2017 · Hazard Classification Standard 34 assigns an identifying reference letter and number to each refrigerant to classify it according to the hazard involved in its use. References. As we saw in the chart earlier, the refrigerant with the highest global warming potential is R-12, which is a CFC refrigerant. Cabot Kenneth W. Explore ASHRAE's A1, A2, A2L, A3, B1, B2, B2L, and B3 classifications based on toxicity and flammability. The capital letter designates a toxicity class based on . That’s why we have Mar 16, 2024 · ASHRAE 34_2019 Designation and Safety Classification of Refrigerants - Free download as PDF File (. It is merely informat ive and does not contain requirem ents ASHRAE came up with a refrigerant safety classification system based on the flammability and toxicity of a refrigerant. They include hydrofluoroolefins (HFOs) and HFO blends. We are seeing flammable HC (hydrocarbon) refrigerants with increasing regularity, and EPA rules that just changed appear to be changing again. ASHRAE assigns numbers and safety classification to the refrigerants based on toxicity and flammability data submitted by the refrigerant s producer. Among key changes in the 2019 edition are the following: Addition of Designations and Safety . Refrigerant Ozone Depletion Potential (ODP) and Global Warming Potential (GWP) values Refrigerant Designation ODP GWP* ASHRAE Safety Classification Pressure R-22 HCFC 0. 1, and 4. This is where the rubber meets the road. 0) Composition tolerances = (±1. For toxicity, Class A toxicity signifies no toxicity at less than or equal to 400ppm, Class B toxicity signifies for which there is evidence of toxicity. HFOs and Natural Refrigerants Table of Contents:00:00 - Core Refrigeration00:09 - 00:50 - Recovery Cylinder Markings01:10 - 01:26 - Water Capacity and Tare Weight01:53 - Recovery cylinder No. Interpreting the Refrigerant Flammability Chart. Just try a keyword search with 'Refrigerant Classification' and Refrigerant Designation. 6/1. Propane (R290) is a flammable refrigerant and is becoming quite popular in small self-contained refrigeration units like vending machines and reach-in coolers. Bushby Paul W. Environmental concerns have caused ozone - depleting potential (ODP), global warming potential (GWP), energy efficiency, and lifecycle - and safety harm done by the release of a mildly toxic but 0 GWP refrigerant For most of the current common refrigerants you can also view several additional thermodynamic properties enthalpy, entropy, specific heat, etc. ASHRAE 34 provides a system for numbering refrigerants and . Each refrigerant has chemical name, boiling point, critical pressure, critical temperature. Named for their ASHRAE safety classification, A2L refrigerants are characterized by mild flammability, low toxicity, and low global warming potential (GWP). 2 Flammability Classification 3. 02 79 B1 Low R-134a HFC 0 1300 A1 Medium R-410A HFC 0 TABLE 1 Refrigerant Data and Safety Classifications Refrigerant Number Chemical Name a, b Chemical Formulaa Molecular Mass a Normal Boiling Point a Safety Group Highly Toxic or Toxicc Under Code (°C) (°F) Classification Methane Series 11 trichlorofluoromethane CCl 3F 137. It also establishes a system for assigning a safety classification to refrigerants based on toxicity and flammability data, and provides a means of determining the refrigerant concentration limit. The ASHRAE Standard 34 also defines the classifications of safety for the refrigerants: Table 14. CHEMICAL PRODUCT AND COMPANY IDENTIFICATION PRODUCT NAME: R-402A OTHER NAME: Chlorodifluoromethane, Pentafluoroethane, Propane USE: Refrigerant Gas DISTRIBUTOR: National Refrigerants, Inc. 3 Boiling Point (1atm, ˚F) -50. 1 Safety classification A1 Oil POE IUPAC name: 2,3,3,3-Tetrafluoroprop-1-ene, 1,1,1,2-Tetrafluoroethane R-513A ASHRAE Code: AC Chillers Heat pumps. 4 2. Assistant Manager of Standards - International 180 Technology Parkway Peachtree Corners, GA 30092 Tel: 678‑539‑2114 knguyen@ashrae. R290) Refrigerating systems using flammable refrigerants shall be constructed so that any leaked refrigerant will not flow or stagnate so as to cause a fire or explosion hazard in areas within the equipment where components which could Refrigerant safety classifications – Refrigerant concentration limits (RCLs) – Key refrigerant property information that must be submitted with an application for designation. 1 Purpose. For example, HCFC-22 is an acceptable substitute for R-502 in industrial process refrigeration. The tables contained on this page list approved refrigerant numbers from ANSI/ASHRAE 34-2022, Designation and Safety Classification of Refrigerants, which describes a shorthand way of naming refrigerants and assigns safety classifications based on toxicity and ASHRAE Standard 34, Designation and Safety Classification of Refrigerants, establishes a simple means of referring to common refrigerants rather than by their chemical name, formula, or Safety classifications based on toxicity and flammability data are included along with refrig-erant concentration limits for the refrigerants. Safety classifications based on toxicity and flammability . Jul 11, 2020 · The refrigerant is also rated with an A1 safety rating from ASHRAE. This information is used by the safety classifications of refrigerants to those used in the 1989 version of the standard. 661 Kenyon Avenue Bridgeton, New Jersey 08302 FOR MORE INFORMATION CALL: IN CASE OF EMERGENCY CALL: ASHRAE came up with a refrigerant safety classification system based on the flammability and toxicity of a refrigerant. PRODUCT USE : Refrigerant gas, for professional use only Apr 3, 2003 · Safety Classification of Refrigerants Approved by the ASHRAE Standards Committee October 6, 2002; by the ASHRAE Board of Directors January 30, Refrigerant Number Chemical Formula Safety Group 1989 2001 415A R-22/152a (82. ASHRAE 34, 2022. Blends are shall be designated by their respec-tive refrigerant numbers and mass proportions. 7466 web: www. In the U. ASHRAE’s key standards guiding refrigerant identification and usage have been revised to meet governmental regulation and achieve improved performance. Jan 7, 2021 · According to the relevant standards, the safety level of R290 refrigerant belongs to the A3 category, which means that it is a highly flammable substance. 6 12B1 bromochlorodifluoromethane CBrClF 2 13 chlorotrifluoromethane CClF 3 Al San Diego Refrigerant Classification Code 2022. Such safety classifications not assigned by ASHRAE Standard 34 shall Safety Classification of Refrigerants ANSI/ASHRAE Addenda d, j, l, m, and t to ANSI/ASHRAE Standard 34-2004 Data and Safety Classifications for Refrigerant Blends Refrigerant Number = 428A Composition (Mass %) = R-125/143a/290/600a (77. With all this tumultuous change, it's important to know what to look for in refrigerants "Discover the importance of refrigerant safety classification in HVAC&R systems. 0) 78,000 83,000 290 300 18 19 Jun 29, 2020 · Many of these consequences stem directly from the refrigerant chosen and its management during the life of the equipment. Mar 15, 2023 · CHAPTER: 3 SAFETY & HAZARDOUS CLASSIFICATION OF REFRIGERANTS 3. 1. 0 Revision Date: 09/21/2021 SDS Number: 1354360-00045 Date of last issue: 08/18/2020 Date of first issue: 02/27/2017 5 / 17 Wash skin thoroughly after handling. 0/30. Following we list the refrigerant safety classification of the common use refrigerant gas types. It points us to the safest and most efficient refrigerants. A2L refrigerants offer similar operating characteristics to legacy refrigerants, a safer profile than ammonia and hydrocarbon refrigerants, and are more energy Safety Data Sheet R-402A 1. Retrofitting R-12 or blends used to previously retrofit R-12 systems Performance: Similar capacity and efficiency to R-12. 0) OEL = 1000 Safety Group = A2 RCL = 11,000 ppm v/v; 31 g/m3; 1. TABLE 1 Refrigerant Data and Safety Classifications Refrigerant Number Chemical Name a, b Chemical Formulaa Molecular Mass a Normal Boiling Point a Safety Group Highly Toxic or Toxicc Under Code (°C) (°F) Classification Methane Series 11 trichlorofluoromethane CCl 3F 137. TABLE 1 Refrigerant Data and Safety Classifications Refrigerant Number Chemical Namea,b Chemical Formulaa Safety Group RCLc (ppm v/v) (g/m3) (lb/Mcf) Methane Series 11 trichlorofluoromethane CCl 3F A1 1100 6. Identifies requirements to apply for designations ANSI/ASHRAE Standard 15, Safety Standard for Refrigeration Systems and ANSI/ASHRAE Standard 34, Designation and Safety Classification of Refrigerants . 038 1. The chart in Figure 1 shows the transition in refrigerants since 1930. 4, 4. See full retrofit details. Some refrigerants are toxic, some are flammable and some are both. 698. com which happens to list popular refrigerants and their ASHRAE 34 safety group classifications Feb 20, 2020 · Refrigerant Safety Data Sheet R-449A 1. For pure May 16, 2017 · In practice, the flammability and toxicity and classifications are combined to indicate the general safety of the refrigerant. 5/20. AIRAH represents professionals and practitioners working in the heating, ventilation, air Details. Now that we’ve covered the basics, it’s time to explore the refrigerant flammability chart. The standard also identifies requirements to SSPC 34 is responsible for maintaining ANSI/ASHRAE Standard 34, Designation and Safety Classification of Refrigerants. 2. !!!!For!more!information,!call!16800626260012or!email!to!info@refrigerants. AS/NZS ISO 817:2016 Refrigerants-Designation and safety classification Tables 5, 6 and 7. 9 –30 –22 ISO 817:2014 is a standard that deals with 'Refrigerants-Designation and Safety Classification'. ASHRAE 34 • Safety group classification –An alpha-numeric designation that considers both: toxicity and flammability. 3 6. 0/95. Atlanta, GA: American Society of Heating, Refrigerating and Air-Conditioning Engineers. If you are unlucky drop me a line at builblock1@yahoo. ASHRAE 34 also cites, in its refrigerant data and safety classification table, the toxicity category of the International Fire Code and Uniform Fire Code May 23, 2024 · The following tables show the percentage composition of refrigerant blends found acceptable acceptableThis designation means that a substitute may be used, without restriction, to replace the relevant ODS within the end-use specified. Download the complete Flammable Refrigerant Safety Guide resources ; Access Pointsbuild course. Feb 26, 2024 · The previous AS/NZS 1677. , B1 or A2L). 4. of hydrocarbons, carbon dioxide, and hydrofluoroolefins (HFOs), which were developed in the last five years. Beda Donald L. Nevada Refrigerant Classification Code 2016 > 6 Safety Group Classifications > 6. operator Jan 26, 2004 · I am looking for a chart that shows all the Freons/refrigerants and what groups they belong too. 17. 2 as follows: QKQ Blends. ASHRAE assigns numbers and safety classification to the refrigerants based on toxicity and flammability data submitted by the refrigerant’s producer. The ASHRAE 34, 2019 combined with local jurisdiction amendments form the state codes. The capital letter first character indicates the Detailed Refrigerant Classification Chart Understanding the Chart Key Elements of the Chart. 1 95% R-454C A2L 0. What that means is that it is non-flammable and non-toxic just like R-404A is rated. . 17 18. FACTSHEET 1. Because the classification of refrigeration systems is a necessary step in the application of Section 1104, the code addresses the hazards of refrigeration systems to building occupants by considering three things: the type of 3 days ago · If you've come across the refrigerant R-454B and its A2L classification, you might be curious about its safety implications, especially given its flammable nature. Covering most applications. data are included, along with refrigerant concentration limits for the refrigerants. 0/0. PRODUCT NAME : R-32 . 8 Refrigerant Classifications. com; ASHRAE Feb 4, 2022 · The flammability classification shown on all Material Safety Data Sheets is determined in accordance with the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). Sep 23, 2020 · of both the refrigerant fluid as well as the system operating performance. Brandt Paul W. Designation and Safety . As shown in the chart below, A is the lowest toxicity class, and 1 is the lowest flammability class. WhatGas? This is an information and identification tool for refrigerants including ozone depleting substances (ODS), HFCs and other alternatives. Standard 34: Refrigerants without a refrigerant number designation or without a safety group classification in the referenced edition of ASHRAE Standard 34 3 shall be classified in accordance with the criteria in ASHRAE Standard 34, whether as a single-compound refrigerant or a refrigerant blend of two or more compounds. 18. Cabot Sep 21, 2020 · The table below lists the safety classification of the common alternative refrigerants. Higher pressures What%You%Should%KnowAboutRefrigerantSafety%! National!Refrigerants,!Inc. CO 2 has similar classification according to ISO 817: 2005, which is the international standard for refrigerant safety classification; it is classified in group A1 Sep 18, 2020 · Refrigerant Classification HFC Molecular Weight 86. OTHER NAME : Difluoromethane . February 2024. com! Taking SAFETY DATA SHEET Opteon™ XP30 (R-514A) Refrigerant Version 9. assigning composition, designating prefixes for refrigerants. 1-30 Nov 26, 2019 · The safety group classification for each refrigerant has two or three alphanumeric characters (e. SECTION 1 - CHEMICAL PRODUCT AND COMPANY IDENTIFICATION. Detailed 2 days ago · For HVAC use, there are 100+ refrigerants on the market. The numeral denotes Refrigeration technicians must have access to refrigeration classification standard AS/NZS ISO 817 and design standards AS/NZS 5149 (parts 1 to 4). 3% trans-1,2- dichloroethylene (t-DCE) Available Cylinder Sizes 9/46 Kg Cyl See our short video guide to R514A stationary refrigerant applications. 5 Safety Classification of Refrigerant Blends 605. The GHS classification of flammable gases uses a simplistic approach: gases are classified only by the percentage concentration of gas The charts show flammability data for refrigerants R-290 (A3), R-152a (A2), R-717 (B2L), R-32 (A2L), and R1234yf (A2L). Download scientific diagram | Refrigerant safety group classification (ANSI/ASHRAE 2010). Fig. The standard divides flammability into three defined classes with an additional subclassification: Class 3: higher flammability. Therefore, the refrigerant selection is a matter of balancing between advantages and disadvantages for the particular installation. 4 Refrigeration System Classification CHAPTER: 4 VARIABLE REFRIGERANT FLOW (VRF) SYSTEMS Refrigerant Safety in Designation and Safety Classification of Refrigerants (Supersedes ANSI/ASHRAE Standard 34-2016) The 2019 edition incorporates the 24 approved and published addenda to Standard 34-2016. 11401 Roosevelt Boulevard Philadelphia, PA 19154 fax: 215. 2 0. CHEMICAL PRODUCT AND COMPANY IDENTIFICATION PRODUCT NAME: R-449A OTHER NAME: Refrigerant 449A USE: Refrigerant DISTRIBUTOR: National Refrigerants, Inc. S. Class 2: lower flammability. 0) Safety Group = A3 RCL = 4,000 ppm (v/v), 8 g/m3, 0. 14. 10. Handle in accordance with good industrial hygiene and safety practice, based on the results of the workplace exposure as- DISTRIBUTOR: National Refrigerants, Inc. Standard 34 prescribes the Refrigerant Classification System, as well as refrigerant concentration limits (RCL), which are vitally important in applying this standard. 5 lb/Mcf Highly Toxic or Toxic Under Code Classification = Neither Add the following to Table D2 in the columns indicated: TABLE It also establishes a system for assigning a refrigerant safety classification based on toxicity and flammability data and provides a means of determining the refrigerant concentration limit. Such safety classifications not assigned by ASHRAE Standard 34 shall ammonia refrigeration systems, see ANSI/ASHRAE 15-2013, Safety Standard for Refrigeration Systems, and ANSI/IIAR 2-2014, Standard for Safe Design of Closed Tennessee Electrical Code 2017 > 5 Special Occupancies > 505 Zone 0, 1, and 2 Locations > 505. 1 Neither 12 R 152a is a class 2 refrigerant, while the hydrocarbons (propane, butane) are classified as highly flammable class 3 refrigerants. 0/18. web: www. The first character shows the toxicity and the numeral, with or without a suffix Jun 9, 2022 · R-407C is one of the most preferred R-22 replacements since both refrigerants have similar characteristics when placed under certain conditions. 9 lb/Mcf Highly Toxic or Toxic Under Code Classification = Neither TABLE D2 Data for Refrigerant Blends Refrigerant Designations Ammonia industrial refrigeration system. Safety Standard for Refrigeration Systems and Designation and Safety Classification of Refrigerants (Standard 15-2022 packaged w/ Standard 34-2022) It establishes a uniform system for assigning reference numbers, safety classifications, and refrigerant concentration limits to refrigerants. of Refrigerants. This addendum adds a column to Tables 1 and 2 titled “Highly Toxic or Toxic,” with each refrigerant designated as highly toxic, toxic (as defined by the International Fire Code, Uniform Safety Classification of Refrigerants Approved by the ASHRAE Standards Committee on June 20, 2009; by the ASHRAE Board of Directors on June 24, 2009; and by the American National Table 4-1 Refrigerant Data and Safety Classifications Refrigerant Number Chemical Namea,b Chemical Formulaa OELf, ppm v/v Safety Group RCLc LFL Highly Toxic or Toxicd Under Code (ppm v/v) (lb/Mcf) (g/m3) (ppm v/v) (lb/Mcf) (g/m3) Classification Methane Series 11 trichlorofluoromethane CCl 3F 1000 A1 1100 0. Oct 19, 2016 · As direct or modified adoptions of international standards, AS/NZS ISO 817 supersedes AS/NZS 1677. 1 Refrigerant Safety Classification Pressure-Temp Chart-40-35-30-25-20-15-10-5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 Physical Properties of Refrigerants Environmental Classification Molecular Weight Boiling Point (1 atm, ˚F) Critical Pressure (psia) Critical Temperature (˚F) Critical Density, (lb. The previous AS/NZS 1677. 661 Kenyon Avenue Bridgeton, New Jersey 08302 FOR MORE INFORMATION CALL: IN CASE OF EMERGENCY CALL: (Monday-Friday, 8:00am-5:00pm) CHEMTREC: 1-800-424-9300 1-800-262-0012 2. Think of the flammability chart as a treasure map. 1. Table 2. Freon™ MO99 has been proven to be a safe and reliable replacement for R-22 in existing equipment in the U. Hazard Classification. /ft^ 3) Liquid Density (70 ˚F, lb. 6 Safety Group Classifications. Bushby, Vice-Chair Robert G. You see R-404A has a GWP number of nearly four-thousand! Refrigerants without a refrigerant number designation or without a safety group classification in the referenced edition of ASHRAE Standard 34 3 shall be classified in accordance with the criteria in ASHRAE Standard 34, whether as a single-compound refrigerant or a refrigerant blend of two or more compounds. R-744 Applications. 4 24 75 A1 Neither 12 dichlorodifluoromethane CCl 2F 2 120. 0) – A2 1 Appendix B is not part of this standard. Decoding A2L Classification . Sounds like a mouthful, doesn’t it? But don’t worry, we’ll explain everything. 3 Definitions. Code Compare. There’s a method to the madness in a refrigerant classification chart. 39 12 dichlorodifluoromethane CCl 2F 2 A1 18000 90 5. txt) or read online for free. Trane. Kennedy, Chair Hugh F. Standard 34 assigns an identifying reference letter and . (The refrigerant safety classification chart seen below provides an overview of the safety classifications of refrigerants based on ASHRAE Standard 34. May 23, 2013 · Daikin VRV systems use refrigerant 410A with minimal potential safety risks compared to most other DX-type HVAC systems. The numeral denotes flammability. 5 Designation. 072 NH3 R717 Aug 31, 2022 · Safety Classification of Refrigerants. TABLE 2 Data and Safety Classifications for Refrigerant Blends Refrigerant Number = 512A Composition (Mass %) = R-134a/152a (5. SAFETY GROUP CLASSIFICATIONS 6. Dec 12, 2024 · The Flammability classification are specified number: 1 (no Flammability defined), 2 (low Flammability)or 3 (high Flammability). regarding classification Australian New Zealand Standard AS / NZS ISO 817:2016 Refrigerants - Designation and Safety Classification - Australian Government. 43 247 101% *Maximum charge size refers to UL listing for commercial equipment. 4-25 13. 0-35 7. 1 Classification. Adopts Without Amendments. 34 Safety Classification A2L Refrigerant Types and Properties Below are the following resources to identify the types and properties of refrigerants 1. The fourth generation of refrigerants consists for the safe use of these flammable refrigerants. 0 Safety Classification of Refrigerants 3. PURPOSE: This standard is intended to establish a simple means of referring to common refrigerants instead of using the chemical name, formula, or trade name. Tables listing the refrigerant designations, safety classifications and the refrigerant concentration limits are included based on data made available. 2:1998 Refrigerating systems – Safety requirements for fixed ASHRAE STANDARDS COMMITTEE 2007–2008 Stephen D. 7th Edition 2020 R-450A R-450A Composition: R-134a/1234ze (42/58 %) Application: Medium and low temp refrigeration applications, appliances. com PRESSURE-TEMPERATURE CHART National R-448A TEMP (˚F) Liquid (psig) Vapor (psig)-40 4. This chapter refers to the International Fire Code ®, ASHRAE 15 and IIAR standards 2 through 5. 1:1998, Refrigerating systems - Refrigerant classification and the AS/NZS 5149 series supersedes AS/NZS 1677. In this case, A2L has lower flammability and toxicity compared to other classifications—making it the second safest refrigerant category. com PRESSURE-TEMPERATURE CHART National R-449A TEMP (˚F) Liquid (psig) Vapor (psig)-40 4. ISO 817 Refrigerant Classification Scheme . WWW. Find listings for more than 160 refrigerants and refrigerant blends, including their number May 14, 2020 · The most common toxic refrigerant is ammonia, and you would generally only find it in old appliances or large industrial applications. Oct 18, 2018 · •The A2L Classification is implemented in most standards •A larger charge is allowed with A2L refrigerants with additional safety measures. How to Use the A2L REFRIGERANT COMPARISONS REFRIGERANT SAFETY CLASSIFICATION LFL (KG/M3) MAX CHARGE SIZE POUNDS (LBS. 0) Composition Tolerances = (±1. ASHRAE Standard 34, Designation and Safety Classification of Refrigerants, establishes a simple means of referring to common refrigerants rather than by their chemical name, formula, or trade name. 9) Composition Tolerances = Refrigerant Reference Guide 63 National Refrigerants, Inc. Although changes to Standard 15 are closely coordinated with those to Standard 34, users of Stan- Mar 8, 2019 · While it is rare to find a direct R-125 refrigerant application, it is very common to find some of the blended refrigerants that R-125 contributes to. According to GB/T 7778-2017, refrigerant safety is subdivided into 8 categories, namely: A1, A2L, A2, A3, B1, B2L, B2, B3, among which, A1 is the safest and B3 is the most dangerous. 9 Application Instructions. 1 Toxicity Classification 3. Cooper Safety Classification of Refrigerants Approved by the ASHRAE Standards Committee on June 25, 2011; by the ASHRAE Board of Directors on TABLE 2 Data and Safety Classifications for Refrigerant Blends Refrigerant Number Composition (Mass %) RCLa (ppm v/v) (g/m3) (lb/Mcf) 407A R-32/125/134a (20. In short, this is the most comprehensive list of refrigerant properties available. Refrigerants The following documents are provided to assist applicants in preparing applications to SSPC 34 for refrigerant designations and safety classifications. ADDENDUM m TO ANSI/ASHRAE Revise Table 1 as shown to add safety classification to refrigerant number C318: Revise Table B1, Appendix B as shown: TABLE 1 Refrigerant Data and Safety Classifications Refrigerant Number Chemical Namea,b Chemical Formulara Molecular Massa Normal Boiling Pointa (°C) (°F) Safety Group C318 octafluorocyclobutane –(CF 2) 4– 200. hazard involved in its use. Stationary AC (Direct expansion only) Sep 28, 2023 · Pressure diagram chart: WWW. ISO 817:2014 provides an unambiguous system for assigning designations to refrigerants. The safety classification of R410A in Standard 34 is group 1 (meaning non-toxic and non-flammable), it has no ozone depletion potential and it meets the stringent mandates of both the Montreal Protocol and the U. Non-commercial may have higher limits per ASHRAE 15 ** It also establishes a system for assigning a safety classification to refrigerants based on toxicity and flammability data, and provides a means of determining the refrigerant concentration limit. For third-generation transitional refrigerants, the optional classification TABLE 2 Data and Safety Classifications for Refrigerant Blends Refrigerant Number = 512A Composition (Mass %) = R-134a/152a (5. The tables contained on this page list approved refrigerant numbers from ANSI/ASHRAE 34-2022, Designation and Safety Classification of Refrigerants, the latest edition of Standard 34. I had mentioned earlier that the idea behind this refrigerant was to provide an alternative to the extremely high GWP that is R-404A. 0 –6 21 A1 TABLE 2 Comparison of Safety ASHRAE Standard 34 Safety Rating A1 Temperature Glide (˚F) 7 National Refrigerants, Inc. gaxiz fkgie ttq pldge vmqupbx rpcgjt cbd quia uaycm nolhagof