Fire protection -- Automatic sprinkler systems

Protection contre l'incendie -- Systèmes d'extinction automatiques du type sprinkler

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Publication Date
24-May-2021
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5060 - Close of voting Proof returned by Secretariat
Start Date
27-Mar-2021
Completion Date
26-Mar-2021
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ISO/FDIS 6182-1 - Fire protection -- Automatic sprinkler systems
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FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 6182-1
ISO/TC 21/SC 5
Fire protection — Automatic sprinkler
Secretariat: ANSI
systems —
Voting begins on:
2021-01-29
Part 1:
Voting terminates on:
Requirements and test methods for
2021-03-26
sprinklers
Protection contre l'incendie — Systèmes d'extinction automatiques du
type sprinkler —
Partie 1: Prescriptions et méthodes d'essai des sprinklers
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 SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 6182-1:2021(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. ISO 2021
---------------------- Page: 1 ----------------------
ISO/FDIS 6182-1:2021(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2021

All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may

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on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address

below or ISO’s member body in the country of the requester.
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Published in Switzerland
ii © ISO 2021 – All rights reserved
---------------------- Page: 2 ----------------------
ISO/FDIS 6182-1:2021(E)
Contents Page

Foreword ......................................................................................................................................................................................................................................vii

Introduction ............................................................................................................................................................................................................................viii

1 Scope ................................................................................................................................................................................................................................. 1

2 Normative references ...................................................................................................................................................................................... 1

3 Terms and definitions ..................................................................................................................................................................................... 1

3.1 General ........................................................................................................................................................................................................... 1

3.2 Types of sprinklers according to type of responsive element ........................................................................ 4

3.3 Types of sprinkler according to type of water distribution ............................................................................. 4

3.4 Types of sprinklers according to position ....................................................................................................................... 5

3.5 Special types of sprinklers ............................................................................................................................................................ 6

3.6 Types of sprinklers according to sprinkler sensitivity ......................................................................................... 7

4 Product consistency .......................................................................................................................................................................................... 8

4.1 Quality control programme ......................................................................................................................................................... 8

4.2 Leak resistance testing ..................................................................................................................................................................... 8

4.3 Glass bulb integrity test ................................................................................................................................................................... 8

5 Product assembly................................................................................................................................................................................................. 8

5.1 General ........................................................................................................................................................................................................... 8

5.2 Dynamic O-ring seals ......................................................................................................................................................................... 8

5.3 Rated pressure ........................................................................................................................................................................................ 8

5.4 Dry sprinklers .......................................................................................................................................................................................... 8

5.5 Escutcheons ............................................................................................................................................................................................... 8

6 Requirements .......................................................................................................................................................................................................... 9

6.1 General ........................................................................................................................................................................................................... 9

6.1.1 Electrically activated sprinkler and monitoring of activation .................................................. 9

6.1.2 Orifice size ............................................................................................................................................................................. 9

6.1.3 Nominal thread sizes .................................................................................................................................................... 9

6.2 Maximum coverage areas and spacing ............................................................................................................................10

6.3 Temperature ratings and colour coding .........................................................................................................................10

6.4 Service load and strength of sprinkler body (see 7.4) .......................................................................................11

6.5 Strength of heat-responsive element (see 7.5) ........................................................................................................11

6.5.1 Glass bulb elements ........................................................................................................................................... .........11

6.5.2 Fusible elements ...........................................................................................................................................................12

6.6 Leak resistance and hydrostatic strength (see 7.6) .............................................................................................12

6.7 Thirty-day leakage resistance (see 7.7) ..........................................................................................................................12

6.8 Vacuum resistance (see 7.8) .....................................................................................................................................................12

6.9 Water hammer (see 7.9) ..............................................................................................................................................................12

6.10 Vibration (see 7.10) .........................................................................................................................................................................12

6.11 Deflector strength (see 7.11) ...................................................................................................................................................12

6.12 Water shield rotation (see 7.12) ...........................................................................................................................................12

6.13 Impact (see 7.13) ...............................................................................................................................................................................13

6.14 Protective covers (see 7.14) .....................................................................................................................................................13

6.15 Rough usage (see 7.15) .................................................................................................................................................................13

6.16 Dry sprinkler air tightness (see 7.16) ..............................................................................................................................13

6.17 Operating temperature (see 7.17) ......................................................................................................................................13

6.18 Sensitivity — response time index (RTI) (see 7.18) ............................................................................................14

6.18.1 Pre-exposure RTI ..........................................................................................................................................................14

6.18.2 Post-exposure RTI ...................................................................... ..................................................................................14

6.19 Sensitivity test of flush, concealed and recessed sprinklers (see 7.19) ..............................................14

6.19.1 General...................................................................................................................................................................................14

6.19.2 Room response test (see 7.19.2) .....................................................................................................................14

6.19.3 Plunge test (see 7.19.3) ...........................................................................................................................................15

6.20 Lodgement (see 7.20) ....................................................................................................................................................................16

© ISO 2021 – All rights reserved iii
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ISO/FDIS 6182-1:2021(E)

6.21 Heat exposure (see 7.21) ............................................................................................................................................................16

6.21.1 Glass bulb sprinklers .................................................................................................................................................16

6.21.2 All sprinklers ....................................................................................................................................................................16

6.21.3 Coated sprinklers .........................................................................................................................................................16

6.22 Sprinkler coatings (see 7.22) ...................................................................................................................................................16

6.22.1 Evaporation of wax and bitumen ....................................................................................................................16

6.22.2 Resistance to low temperatures ......................................................................................................................16

6.23 Thermal shock for glass bulb sprinklers (see 7.23) .............................................................................................16

6.24 Resistance to heat (see 7.24) ...................................................................................................................................................17

6.25 Freezing test (see 7.25) ................................................................................................................................................................17

6.26 Corrosion (see 7.26) ........................................................................................................................................................................17

6.26.1 Stress corrosion for copper-based alloy components (see 7.26.1) ...................................17

6.26.2 Stress corrosion for stainless steel components (see 7.26.2) ................................................17

6.26.3 Sulphur dioxide/carbon dioxide corrosion (see 7.26.3) ............................................................17

6.26.4 Hydrogen sulphide corrosion (see 7.26.4) .............................................................................................17

6.26.5 Salt spray loading (see 7.26.5) ..........................................................................................................................18

6.26.6 Moist air exposure (see 7.26.6) ........................................................................................................................18

6.26.7 Dry-type sprinkler deposit loading (see 7.26.7) ...............................................................................18

6.26.8 Dezincification of brass parts (see 7.26.8) .............................................................................................18

6.27 Water flow constant (see 7.27) ..............................................................................................................................................18

6.28 Water distribution (see 7.28) ..................................................................................................................................................19

6.28.1 General...................................................................................................................................................................................19

6.28.2 Spray, flat spray, conventional and dry sprinkler water distribution (see

7.28.2) ....................................................................................................................................................................................20

6.28.3 Domestic sprinkler water distribution (see 7.28.3) .......................................................................21

6.28.4 Extended coverage light hazard sprinkler water distribution (see 7.28.4) ...............22

6.28.5 Extended coverage ordinary hazard sprinkler water distribution (see 7.28.5) ....22

6.28.6 K202 and K242 pendent ESFR sprinkler water distribution (see 7.28.6) ..................23

6.28.7 Thrust force measurements for K202 and K242 pendent ESFR sprinklers

(see 7.28.7) ........................................................................................................................................................................25

6.29 Lateral discharge (see 7.29) .....................................................................................................................................................26

6.30 Water shield angle of protection (see 7.30) ................................................................................................................26

6.31 Fire performance (see 7.31) .....................................................................................................................................................27

6.31.1 General...................................................................................................................................................................................27

6.31.2 Spray sprinkler fire performance (see 7.31.2) ....................................................................................27

6.31.3 Domestic sprinkler fire performance (see 7.31.3) ..........................................................................28

6.31.4 Extended coverage light hazard sprinkler fire performance (see 7.31.4)...................28

6.31.5 Extended coverage ordinary hazard sprinkler fire performance (See 7.31.5) .......28

6.31.6 Nominal K-202 and K-242 pendent ESFR fire performance (see 7.31.6) ....................29

6.31.7 Standard coverage storage, extended coverage storage and ESFR (Other

than K202 & K242 Pendent) sprinkler fire test performance (see 7.31.7) ................30

6.32 Electrical characteristics .............................................................................................................................................................30

7 Test methods ..........................................................................................................................................................................................................31

7.1 General ........................................................................................................................................................................................................31

7.2 Preliminary examination ......... ....................................................................................................................................................31

7.3 Visual examination ...........................................................................................................................................................................31

7.4 Service load and strength of sprinkler body test (see 6.4) ............................................................................31

7.4.1 Test option 1 .....................................................................................................................................................................31

7.4.2 Test option 2 .....................................................................................................................................................................32

7.4.3 Test option 3 .....................................................................................................................................................................32

7.5 Strength of heat-responsive element test (see 6.5)..............................................................................................33

7.5.1 Glass bulbs ..........................................................................................................................................................................33

7.5.2 Fusible elements ...........................................................................................................................................................33

7.6 Leak resistance and hydrostatic strength tests (see 6.6) ................................................................................33

7.7 Thirty-day leakage test (see 6.7) ..........................................................................................................................................34

7.8 Vacuum test (see 6.8) .....................................................................................................................................................................34

7.9 Water hammer test (see 6.9) ...................................................................................................................................................34

7.10 Vibration test (see 6.10) ..............................................................................................................................................................34

iv © ISO 2021 – All rights reserved
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ISO/FDIS 6182-1:2021(E)

7.11 Deflector strength test (see 6.11) ........................................................................................................................................34

7.12 Water shield rotation test (see 6.12) ................................................................................................................................35

7.13 Impact (see 6.13) ...............................................................................................................................................................................35

7.14 Protective cover impact test for glass bulb sprinklers (see 6.14) ............................................................36

7.15 Rough usage test (see 6.15) ......................................................................................................................................................37

7.16 Dry sprinkler air tightness test (see 6.16) ...................................................................................................................38

7.17 Operating temperature tests (see 6.17) .........................................................................................................................39

7.17.1 Liquid test ...........................................................................................................................................................................39

7.17.2 Air test ....................................................................................................................................................................................40

7.18 Sensitivity test — response time index (RTI) (see 6.18) .................................................................................41

7.18.1 Plunge test ..........................................................................................................................................................................41

7.18.2 RTI calculation ................................................................................................................................................................42

7.19 Sensitivity test for flush, concealed and recessed sprinklers (see 6.19)............................................42

7.19.1 General...................................................................................................................................................................................42

7.19.2 Room response test ....................................................................................................................................................42

7.19.3 Plunge test ..........................................................................................................................................................................47

7.20 Lodgement test (see 6.20)..........................................................................................................................................................50

7.21 Heat exposure test (see 6.21) ..................................................................................................................................................53

7.21.1 Glass bulb sprinklers (see 6.21.1) ..................................................................................................................53

7.21.2 All sprinklers (see 6.21.2) .....................................................................................................................................53

7.21.3 Coated sprinklers (see 6.21.3) ..........................................................................................................................53

7.22 Sprinkler coatings (see 6.22) ...................................................................................................................................................54

7.22.1 Evaporation of wax and bitumen test (see 6.22.1) ..........................................................................54

7.22.2 Low temperature test (see 6.22.2) ................................................................................................................54

7.23 Thermal shock test for glass bulb sprinklers (see 6.23) ..................................................................................54

7.24 Resistance to heat test (see 6.24) ........................................................................................................................................54

7.25 Freezing (see 6.25) ...........................................................................................................................................................................54

7.26 Corrosion tests (see 6.26) ..........................................................................................................................................................55

7.26.1 Stress corrosion test for copper-based alloy components (see 6.26.1) ........................55

7.26.2 Stress corrosion for stainless steel components (see 6.26.2) ................................................55

7.26.3 Sulphur dioxide/carbon dioxide corrosion test (see 6.26.3) .................................................56

7.26.4 Hydrogen sulphide corrosion test (see 6.26.4) ..................................................................................56

7.26.5 Salt spray loading test (see 6.26.5) ...............................................................................................................57

7.26.6 Moist air exposure (see 6.27.6) ........................................................................................................................57

7.26.7 Dry-type sprinkler deposit loading test (see 6.26.7) ....................................................................57

7.26.8 Dezincification of brass components (see 6.26.8) ...........................................................................58

7.27 Water flow constant (see 6.27) ..............................................................................................................................................59

7.28 Water distribution tests (see 6.28).....................................................................................................................................60

7.28.1 General...................................................................................................................................................................................60

7.28.2 Spray, flat spray, conventional and dry sprinklers (see 6.28.2) ............................................60

7.28.3 Domestic sprinklers (see 6.28.3) ....................................................................................................................68

7.28.4 Extended coverage light hazard sprinklers (see 6.28.4) ............................................................72

7.28.5 Extended coverage ordinary hazard sprinklers (see 6.28.5) .................................................78

7.28.6 K202 and K242 pendent ESFR sprinklers (see 6.28.6) ...............................................................78

7.28.7 Thrust force test (see 6.28.7) .............................................................................................................................83

7.29 Lateral discharge test (see 6.29) ..........................................................................................................................................84

7.29.1 General...................................................................................................................................................................................84

7.29.2 Upright and pendent sprinklers ......................................................................................................................84

7.29.3 Sidewall sprinklers .....................................................................................................................................................85

7.29.4 Exposure to heat and flame .................................................................................................................................85

7.29.5 Consumption of heptane ........................................................................................................................................85

7.30 Water shield angle of protection (see 6.30) ................................................................................................................85

7.31 Fire performance (see 6.31) .....................................................................................................................................................86

7.31.1 General...................................................................................................................................................................................86

7.31.2 Spray sprinkler fire performance ...................................................................................................................86

7.31.3 Domestic sprinkler fire performance (see 6.31.3) .........................

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