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BS EN 12259-15:2025 Fixed firefighting systems. Components for sprinkler and water spray systems - Spray pattern sprinklers with a k-factor of at least K160, extended coverage sprinklers of at least K80 and control mode special application sprinklers >
BS EN 12259-15:2025 Fixed firefighting systems. Components for sprinkler and water spray systems - Spray pattern sprinklers with a k-factor of at least K160, extended coverage sprinklers of at least K80 and control mode special application sprinklers, 2025
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- European foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Assessment methods and criteria [Go to Page]
- Table 6 — Nominal operating temperatures and colour codes [Go to Page]
- Figure 1 — Arrangement of the K160 / K200 sprinklers at the water distribution (9 m2)
- Table 7 — Assessment parameters for spray pattern sprinkler [Go to Page]
- Table 8 — Water distribution requirements for individual extended coverage sidewall sprinklers
- Figure 2 — Layout of the test room for determining the water distribution of extended coverage sidewall sprinklers (20,25 m2)
- Figure 3 — Layout of the test room for determining the water distribution of extended coverage sidewall sprinklers (19,5 m2) [Go to Page]
- Table 9 — Spray pattern sprinkler with at least K160 test criteria [Go to Page]
- Table 10 — Extended coverage sidewall sprinklers with at least K80 test criteria [Go to Page]
- Figure 4 — Standard coverage sprinkler water distribution test layout of the four-sprinkler test
- Figure 5 — Standard coverage sprinkler water distribution test layout of the six-sprinkler test
- Figure 6 — Typical branch line for piping configuration for upright sprinklers
- Figure 7 — Typical branch line for piping configuration for pendent sprinklers
- Table 11 — Distribution requirements [Go to Page]
- Table 12 — Distribution test conditions for upright and pendent extended coverage sprinklers
- Table 13 — Distribution test conditions for sidewall extended coverage sprinklers [Go to Page]
- Table 14 — ADD measurements for K160 EC upright sprinklers
- Table 15 — ADD measurements for K160 EC pendent sprinklers
- Table 16 — ADD measurements for K200 EC upright sprinklers
- Table 17 — ADD measurements for K200 EC pendent sprinklers
- Table 18 — ADD measurements for K280 EC and CMSA pendent sprinklers
- Table 19 — ADD measurements for K360 CMSA upright sprinklers
- Table 20 — ADD measurements for K360 CMSA pendent sprinklers
- Table 21 — ADD measurements for K360 EC upright sprinklers
- Table 22 — ADD measurements for K360 EC pendent sprinklers [Go to Page]
- Figure 8 — Test apparatus for measuring nominal discharge coefficient [Go to Page]
- Table 23 — Discharge coefficient ranges [Go to Page]
- Figure 9 — Example of a tensile/compression test machine [Go to Page]
- Table 24 — k-factors for normal distributions to determine one sided tolerance limits [Go to Page]
- Figure 10 — Graph of service load and bulb strength distribution curves [Go to Page]
- Figure 11 — Vibration test curve [Go to Page]
- 5 Marking
- Table 25 — Marking letters for types of sprinklers and mounting positions
- 6 Manufacturer’s installation instructions
- Annex A (normative) Tolerances
- Annex B (normative) Extinguishing performance
- B.1 General
- B.2 Values for performance under fire
- Table B.1 — K160 upright and pendent sprinkler fire test limits
- Table B.2 — K160 upright and pendent sprinkler test scenarios
- Table B.3 — K200 Upright and pendent sprinkler fire test limits
- Table B.4 — K200 upright and pendent CMDA sprinkler fire test scenarios limits
- Table B.5 — K200 Extended coverage (non-storage) sprinkler fire test limits
- Table B.6 — K200 extended coverage (non-storage) sprinkler fire test scenarios
- Table B.7 — K200 Extended coverage (non-storage) horizontal sidewall sprinkler screening fire test limits
- Table B.8 — K200 extended coverage (non-storage) horizontal sidewall sprinkler obstruction fire test limits
- Table B.9 — K200 extended coverage (non-storage) horizontal sidewall sprinkler application fire test limits
- Table B.10 — K200 extended coverage (non-storage) horizontal sidewall sprinkler test scenarios – screening tests
- Table B.11 — K200 Extended coverage (non-storage) horizontal sidewall sprinkler test scenarios – obstruction tests
- Table B.12 — K200 extended coverage (non-storage) horizontal sidewall sprinkler test scenarios – application tests
- Table B.13 — K240 upright CMDA sprinkler fire test limits
- Table B.14 — K240 upright CMDA sprinkler fire test scenarios
- Table B.15 — K280 pendent CMSA sprinkler fire test limits
- Table B.16 — K280 pendent CMSA sprinkler fire test limits (continued)
- Table B.17 — K280 pendent CMSA sprinkler fire test scenarios
- Table B.18 — K280 pendent CMSA sprinkler fire test scenarios (continued)
- Table B.19 — K360 upright and pendent CMDA sprinkler fire test limits
- Table B.20 — K360 upright and pendent CMDA sprinkler fire test scenarios
- Table B.21 — K360 upright and pendent extended coverage sprinkler fire test limits
- Table B.22 — K360 upright and pendent extended coverage sprinkler fire test scenarios
- Figure B.1 — Full scale fire test array for K160 and K200 upright and pendent CMSA and CMDA sprinklers, Test A
- Figure B.2 — Full scale fire test array for K160 and K200 upright and pendent CMSA and CMDA sprinklers, Test B
- Figure B.3 — Full scale fire test array for K200 upright and pendent storage sprinklers, Test C
- Figure B.4 — Full scale fire test array for K200 extended coverage sprinkler
- Figure B.5 — Sprinkler system layout - K200 extended coverage horizontal sidewall sprinkler
- Figure B.6 — Sprinkler installation position K200 extended coverage horizontal sidewall sprinkler
- Figure B.7 — Full scale fire test array for K200 extended coverage horizontal sidewall sprinkler
- Figure B.8 — Array positions for screening tests for K200 extended coverage horizontal sidewall sprinkler
- Figure B.9 — Obstruction configuration and array position for K200 extended coverage horizontal sidewall sprinkler
- Figure B.10 — Full Scale fire test array K240 upright CMDA sprinkler, Test A
- Figure B.11 — Full scale fire test array for K240 upright CMDA sprinkler, Test B
- Figure B.12 — Full scale fire test array for K280 Pendent CMSA sprinkler, Test A and B
- Figure B.13 — Full scale fire test array for K280 Pendent CMSA sprinkler, Test C
- Figure B.14 — Full Scale fire test array for K280 Pendent CMSA sprinkler, Test D and E
- Figure B.15 — Full scale fire test array for K280 Pendent CMSA sprinkler, Test F
- Figure B.16 — Full scale fire test array for K360 Upright and Pendent CMDA sprinklers, Test A
- Figure B.17 — Full scale fire test array for K360 Upright and Pendent CMDA sprinklers, Test B and C
- Figure B.18 — Full scale fire test array for K360 upright and pendent extended coverage sprinklers, Test A
- Figure B.19 — Full scale fire test array for K360 upright and pendent extended coverage sprinklers, Test B and C
- Figure B.20 — Full scale fire test array for K360 upright and pendent extended coverage sprinklers, Test D
- Annex C (informative) Actual delivered density (ADD)
- Figure C.1 — Actual delivered density (ADD) apparatus, plan view
- Figure C.2 — Actual delivered density (ADD) apparatus, elevation view
- Bibliography [Go to Page]