Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative.
This standard is drafted in accordance with the rules given in the GB/T 1.1-2009
This standard replaces GB/T13554-2008 High Efficiency Particulate Air Filter. The following technical deviations have been made with respect to the GB/T 13554-2008 (the previous edition):
— the classification and designation systems of filter are modified (see 4.2 and 4.4; 4.2 and 4.4 of Edition 2008);
— the requirements for fire resistance classification of filters are deleted (see 4.3 of Edition 2008);
— the requirements for wood boards and plywood be used as framing materials for high efficiency particulate air filters are deleted [see 5.1.3 c) of Edition 2008];
— the requirements for delivery leak detection of filter are modified (see 6.3; 6.3 of Edition 2008);
— the requirements for maximum resistance limits of filters are deleted (see 6.5 of Edition 2008);
— the requirements for nominal resistance deviation of filters are added (see 6.6);
— the requirements for pressure resistance of filters are deleted (see 6.7 of Edition 2008);
— the test methods for counting and scanning leak detection of filter are modified (see Annex B; Annex B of Edition 2008);
— the test methods for electrostatic elimination of high efficiency particulate air filters are added (see Annex D);
— the comprehensive energy efficiency test methods for the life cycle of high efficiency particulate air filters are added (see Annex E);
This standard was proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This standard is under the jurisdiction of the National Technical Committee 143 on HVAC and Purification Equipment of Standardization Administration of China (SAC/TC 143).
The previous editions of this standard are as follows:
— GB/T 13554-1992, GB/T 13554-2008.
High Efficiency Particulate Air Filter
1 Scope
This standard specifies the classification and designation, materials, structure and production environment, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of high efficiency particulate air filters and ultra low penetration air filters (hereinafter referred to as "filters").
This standard is applicable to the filters used in air supply and exhaust purification systems and equipment at room temperature.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191 Packaging — Pictorial Marking for Handling of Goods
GB/T 531.1 Rubber, Vulcanized or Thermoplastic — Determination of Indentation Hardness — Part 1: Durometer Method (Shore Hardness)
GB/T 3274 Hot-rolled Plates, Sheets and Strips of Carbon Structural Steels and High Strength Low Alloy Structural Steels
GB/T 3280 Cold Rolled Stainless Steel Plate, Sheet and Strip
GB/T 3880.1 Wrought Aluminium and Aluminium Alloy Plates, Sheets and Strips for General Engineering — Part 1: Technical Conditions of Delivery
GB/T 3880.2 Wrought Aluminium and Aluminium Alloy Plates, Sheets and Strips for General Engineering — Part 2: Mechanical Properties
GB/T 4857.23 Packaging — Basic Tests for Transport Packages — Part 23: Random Vibration Test Method
GB/T 6165 Test Method of the Performance of High Efficiency Particulate Air Filter — Efficiency and Resistance
GB/T 6669 Flexible Cellular Polymeric Materials — Determination of Compression Set
GB 8624 Classification for Burning Behavior of Building Materials and Products
GB/T 12914 Paper and Board — Determination of Tensile Properties — Constant Rate of Elongation Method (20 mm/min)
JG/T 404 Air Filter Media
3 Terms, Definitions and Abbreviations
3.1 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 6165 and the following apply.
3.1.1
high efficiency particulate air filter (HEPA)
filter for air filtration and tested with the counting method specified in GB/T 6165, and the filter efficiency without electrostatic elimination treatment and the filter efficiency after electrostatic elimination treatment at rated air flowrate are not less than 99.95%
3.1.2
ultra low penetration air filter (ULPA)
filter for air filtration and tested with the counting method specified in GB/T 6165, and the filter efficiency without electrostatic elimination treatment and the filter efficiency after electrostatic elimination treatment at rated air flowrate are not less than 99.999%
3.1.3
efficiency
ratio of the amount of aerosol filtered by the filter element to the amount of aerosol before filtration when the filter element is tested
3.1.4
penetration
ratio of the aerosol concentration filtered by of the filter element to the aerosol concentration before filtration when the filter element is tested
3.1.5
separator-style filter
filter with the filter medium is folded back according to the required depth and forth into the filter element, which is supported and separated by a corrugated partition between the folded filter medium to form an air channel
3.1.6
minipleat-style filter
filter with the filter medium is folded back according to the required depth and forth into the filter element, which is supported by linear binder or other separators between the folded filter medium to form an air channel
3.1.7
rated air flowrate
technical parameter that identifies the working capacity of the filter and represents the maximum air volume flow per unit time to ensure the filter efficiency
Note: The rated air flowrate shall be provided by the filter manufacturer.
3.1.8
resistance
static pressure difference between the front and back of the filter element at a certain test wind speed or air flowrate. For a filter, is the static pressure difference between the front and back of the filter rated air flowrate
3.1.9
initial resistance
resistance of filter in clean and untreated initial condition
3.1.10
final test resistance
filter element resistance determined as a test termination condition when the comprehensive energy efficiency test of life cycle is performed according to the method specified in this standard
3.1.11
final resistance
specified resistance that the dust collected by the filter reaches a considerable amount in the process of use, and the filter should be replaced
3.1.12
comprehensive average resistance
weighted average resistance of filter element obtained when the comprehensive energy efficiency test of life cycle is performed according to the method specified in this standard
3.1.13
dust loading capacity
weight gain of the filter element under test when the specified final test resistance is reached during the comprehensive energy efficiency test of life cycle is performed according to the method specified in this standard
3.2 Abbreviations
For the purposes of this document, the following abbreviations apply.
DEHS: sebacic acid-bis(2-ethyl-) ester, or di-ethyl-hexyl-sebacate
PaO: poly alpha olefin
PSL: polystyrene latex spheres
4 Classification and Designation
4.1 Classification by structure
According to the structure of filter element, the filters can be divided into separator-style filter and minipleat-style filter, see Figure 1.
a) separator-style filter b) minipleat-style filter
Key:
1 — filter medium;
2 — partition;
3 — frame;
4 — separator;
H — height;
W — width;
D — thickness.
Figure 1 Structure of separator-style filter and minipleat-style filter
4.2 Classification by efficiency level
4.2.1 High efficiency particulate air filter
According to the filter efficiency tested by the method specified in GB/T 6165, high efficiency particulate air filters can be divided into Types 35, 40 and 45.
4.2.2 Ultra low penetration air filter
According to the filter efficiency tested by the counting method specified in GB/T 6165, ultra low penetration air filters can be divided into Types 50, 55, 60, 65, 70, and 75.
4.3 Designation
The designation of filter is shown in Figure 2, and the size code is shown in Table 1. See Annex A for common sizes.
Foreword II
1 Scope
2 Normative References
3 Terms, Definitions and Abbreviations
4 Classification and Designation
5 Material, Structure and Production Environment
6 Technical Requirements
7 Test Methods
8 Inspection Rules
9 Marking, Packaging, Transportation and Storage
Annex A (Informative) Common Sizes of HEPA Filters
Annex B (Normative) Test Methods for Scanning Leak Detection of HEPA Filters
Annex C (Informative) Other Methods for Leak Detection Test of HEPA Filters
Annex D (Normative) Test Methods for Electrostatic Elimination of HEPA Filters
Appendix E (Informative) Test Method for Comprehensive Energy Efficiency of Life Cycle of HEPA Filter Elements
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative.
This standard is drafted in accordance with the rules given in the GB/T 1.1-2009
This standard replaces GB/T13554-2008 High Efficiency Particulate Air Filter. The following technical deviations have been made with respect to the GB/T 13554-2008 (the previous edition):
— the classification and designation systems of filter are modified (see 4.2 and 4.4; 4.2 and 4.4 of Edition 2008);
— the requirements for fire resistance classification of filters are deleted (see 4.3 of Edition 2008);
— the requirements for wood boards and plywood be used as framing materials for high efficiency particulate air filters are deleted [see 5.1.3 c) of Edition 2008];
— the requirements for delivery leak detection of filter are modified (see 6.3; 6.3 of Edition 2008);
— the requirements for maximum resistance limits of filters are deleted (see 6.5 of Edition 2008);
— the requirements for nominal resistance deviation of filters are added (see 6.6);
— the requirements for pressure resistance of filters are deleted (see 6.7 of Edition 2008);
— the test methods for counting and scanning leak detection of filter are modified (see Annex B; Annex B of Edition 2008);
— the test methods for electrostatic elimination of high efficiency particulate air filters are added (see Annex D);
— the comprehensive energy efficiency test methods for the life cycle of high efficiency particulate air filters are added (see Annex E);
This standard was proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This standard is under the jurisdiction of the National Technical Committee 143 on HVAC and Purification Equipment of Standardization Administration of China (SAC/TC 143).
The previous editions of this standard are as follows:
— GB/T 13554-1992, GB/T 13554-2008.
High Efficiency Particulate Air Filter
1 Scope
This standard specifies the classification and designation, materials, structure and production environment, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of high efficiency particulate air filters and ultra low penetration air filters (hereinafter referred to as "filters").
This standard is applicable to the filters used in air supply and exhaust purification systems and equipment at room temperature.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191 Packaging — Pictorial Marking for Handling of Goods
GB/T 531.1 Rubber, Vulcanized or Thermoplastic — Determination of Indentation Hardness — Part 1: Durometer Method (Shore Hardness)
GB/T 3274 Hot-rolled Plates, Sheets and Strips of Carbon Structural Steels and High Strength Low Alloy Structural Steels
GB/T 3280 Cold Rolled Stainless Steel Plate, Sheet and Strip
GB/T 3880.1 Wrought Aluminium and Aluminium Alloy Plates, Sheets and Strips for General Engineering — Part 1: Technical Conditions of Delivery
GB/T 3880.2 Wrought Aluminium and Aluminium Alloy Plates, Sheets and Strips for General Engineering — Part 2: Mechanical Properties
GB/T 4857.23 Packaging — Basic Tests for Transport Packages — Part 23: Random Vibration Test Method
GB/T 6165 Test Method of the Performance of High Efficiency Particulate Air Filter — Efficiency and Resistance
GB/T 6669 Flexible Cellular Polymeric Materials — Determination of Compression Set
GB 8624 Classification for Burning Behavior of Building Materials and Products
GB/T 12914 Paper and Board — Determination of Tensile Properties — Constant Rate of Elongation Method (20 mm/min)
JG/T 404 Air Filter Media
3 Terms, Definitions and Abbreviations
3.1 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 6165 and the following apply.
3.1.1
high efficiency particulate air filter (HEPA)
filter for air filtration and tested with the counting method specified in GB/T 6165, and the filter efficiency without electrostatic elimination treatment and the filter efficiency after electrostatic elimination treatment at rated air flowrate are not less than 99.95%
3.1.2
ultra low penetration air filter (ULPA)
filter for air filtration and tested with the counting method specified in GB/T 6165, and the filter efficiency without electrostatic elimination treatment and the filter efficiency after electrostatic elimination treatment at rated air flowrate are not less than 99.999%
3.1.3
efficiency
ratio of the amount of aerosol filtered by the filter element to the amount of aerosol before filtration when the filter element is tested
3.1.4
penetration
ratio of the aerosol concentration filtered by of the filter element to the aerosol concentration before filtration when the filter element is tested
3.1.5
separator-style filter
filter with the filter medium is folded back according to the required depth and forth into the filter element, which is supported and separated by a corrugated partition between the folded filter medium to form an air channel
3.1.6
minipleat-style filter
filter with the filter medium is folded back according to the required depth and forth into the filter element, which is supported by linear binder or other separators between the folded filter medium to form an air channel
3.1.7
rated air flowrate
technical parameter that identifies the working capacity of the filter and represents the maximum air volume flow per unit time to ensure the filter efficiency
Note: The rated air flowrate shall be provided by the filter manufacturer.
3.1.8
resistance
static pressure difference between the front and back of the filter element at a certain test wind speed or air flowrate. For a filter, is the static pressure difference between the front and back of the filter rated air flowrate
3.1.9
initial resistance
resistance of filter in clean and untreated initial condition
3.1.10
final test resistance
filter element resistance determined as a test termination condition when the comprehensive energy efficiency test of life cycle is performed according to the method specified in this standard
3.1.11
final resistance
specified resistance that the dust collected by the filter reaches a considerable amount in the process of use, and the filter should be replaced
3.1.12
comprehensive average resistance
weighted average resistance of filter element obtained when the comprehensive energy efficiency test of life cycle is performed according to the method specified in this standard
3.1.13
dust loading capacity
weight gain of the filter element under test when the specified final test resistance is reached during the comprehensive energy efficiency test of life cycle is performed according to the method specified in this standard
3.2 Abbreviations
For the purposes of this document, the following abbreviations apply.
DEHS: sebacic acid-bis(2-ethyl-) ester, or di-ethyl-hexyl-sebacate
PaO: poly alpha olefin
PSL: polystyrene latex spheres
4 Classification and Designation
4.1 Classification by structure
According to the structure of filter element, the filters can be divided into separator-style filter and minipleat-style filter, see Figure 1.
a) separator-style filter b) minipleat-style filter
Key:
1 — filter medium;
2 — partition;
3 — frame;
4 — separator;
H — height;
W — width;
D — thickness.
Figure 1 Structure of separator-style filter and minipleat-style filter
4.2 Classification by efficiency level
4.2.1 High efficiency particulate air filter
According to the filter efficiency tested by the method specified in GB/T 6165, high efficiency particulate air filters can be divided into Types 35, 40 and 45.
4.2.2 Ultra low penetration air filter
According to the filter efficiency tested by the counting method specified in GB/T 6165, ultra low penetration air filters can be divided into Types 50, 55, 60, 65, 70, and 75.
4.3 Designation
The designation of filter is shown in Figure 2, and the size code is shown in Table 1. See Annex A for common sizes.
Contents of GB/T 13554-2020
Foreword II
1 Scope
2 Normative References
3 Terms, Definitions and Abbreviations
4 Classification and Designation
5 Material, Structure and Production Environment
6 Technical Requirements
7 Test Methods
8 Inspection Rules
9 Marking, Packaging, Transportation and Storage
Annex A (Informative) Common Sizes of HEPA Filters
Annex B (Normative) Test Methods for Scanning Leak Detection of HEPA Filters
Annex C (Informative) Other Methods for Leak Detection Test of HEPA Filters
Annex D (Normative) Test Methods for Electrostatic Elimination of HEPA Filters
Appendix E (Informative) Test Method for Comprehensive Energy Efficiency of Life Cycle of HEPA Filter Elements
