IRImplementing rule
ETSO-2C19cA1
PORTABLE WATERS OLUTION TYPE HAND FIRE EXTINGUISHERS
1 Applicability
This ETSO provides the requirements which portable water-solution type hand fire extinguishers that are designed and manufactured on or after the date of this ETSO must meet in order to be identified with the applicable ETSO marking.
2 Procedures
- 2.1 General
The applicable procedures are detailed in CS-ETSO, Subpart A.
- 2.2 Specific
None.
3 Technical Conditions
- 3.1 Basic
3.1.1 Minimum Performance Standard
The applicable standards are those provided in SAE International's Aerospace Standard AS245B, Water Solution Type Hand Fire Extinguisher, dated 1 November 1948, revised in April 2000, as amended by Appendix 1 to this ETSO
3.1.2 Environmental Standard
See CS-ETSO, Subpart A, paragraph 2.1
3.1.3 Software
None.
3.1.4 Airborne Electronic Hardware
See CS-ETSO, Subpart A, paragraph 2.3.
3.2 Specific
3.2.1 Failure Condition Classification
See CS-ETSO, Subpart A, paragraph 2.4.
4 Marking
- 4.1 General
See CS-ETSO, Subpart A, paragraph 1.2.
Instead of the optional serial number, the date of manufacture has to be marked.
4.2 Specific
In addition to the requirements of paragraph 4.1, the marking requirements of SAE International's Aerospace Standard AS245B, paragraph 3.2 are applicable.
5 Availability of Referenced Document
See CS-ETSO, Subpart A, paragraph 3 [Amdt ETSO/12]
[Amdt ETSO/16]
APPENDIX 1 TO ETSO-2C19C A1 -MPS PORTABLE WATER SOLUTION TYPE HAND FIRE EXTINGUISHERS
ED Decision 2020/011/R
The applicable standard is SAE AS245B, Water Solution Type Hand Fire Extinguisher, dated (revised) April 2004, shall be modified as follows:
| AS245B section | Action | Action | Action |
|---|---|---|---|
| Paragraph 4.1.2: Burst pressure | to be revised as follows: The burst pressure must be greater than or equal to 'b' times the design pressure (see Table 1 below). The design pressure is compatible with the maximum pressure encountered in use of the extinguisher and ensures a long service life for equipment when charged. | to be revised as follows: The burst pressure must be greater than or equal to 'b' times the design pressure (see Table 1 below). The design pressure is compatible with the maximum pressure encountered in use of the extinguisher and ensures a long service life for equipment when charged. | to be revised as follows: The burst pressure must be greater than or equal to 'b' times the design pressure (see Table 1 below). The design pressure is compatible with the maximum pressure encountered in use of the extinguisher and ensures a long service life for equipment when charged. |
| Paragraph 5. Individual Performance Requirements: | to be revised as follows: All extinguishers, or extinguisher components shall be subjected at a minimum to the following tests: | to be revised as follows: All extinguishers, or extinguisher components shall be subjected at a minimum to the following tests: | to be revised as follows: All extinguishers, or extinguisher components shall be subjected at a minimum to the following tests: |
| Requirement to be added: the proof pressure must be greater than or equal to 'p' times the design pressure (see table 1 below). Table 1: the ' b ' and ' p ' factors indicated depend on the type of extinguisher | Requirement to be added: the proof pressure must be greater than or equal to 'p' times the design pressure (see table 1 below). Table 1: the ' b ' and ' p ' factors indicated depend on the type of extinguisher | Requirement to be added: the proof pressure must be greater than or equal to 'p' times the design pressure (see table 1 below). Table 1: the ' b ' and ' p ' factors indicated depend on the type of extinguisher | |
| b | p | ||
| Type I | |||
| 2,7 | 1,5 | ||
| Type II | 2,4 | 1,2 |
[Amdt ETSO/12]
[Amdt ETSO/16]
IR · ETSO-2C19c — CS-ETSO · ED Decision 2020/011/R · CS-ETSO Easy Access Rules · EAR revision 14 Aug 2026