1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 217 Smoke Alarms STANDARD FOR SAFETYUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTH
2、ER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Smoke Alarms, UL 217 Eighth Edition, Dated October 30, 2015 SUMMARY OF TOPICS The following revisions are being issued to ANSI/UL 217, the Standard for Smoke Alarms: 1. Updates to Polyurethane Flaming and Smolderin
3、g and Cooking Nuisance Tests Text that has been changed in any manner or impacted by ULs electronic publishing system is marked with a vertical line in the margin. The requirements are substantially in accordance with Proposal(s) on this subject dated October 7, 2016. All rights reserved. No part of
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8、omputer system. NOVEMBER 23, 2016 UL 217 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL NOVEMBER 23, 2016 UL 217 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION F
9、ROM UL OCTOBER 30, 2015 (Title Page Reprinted: November 23, 2016) 1 UL 217 Standard for Smoke Alarms Prior to the seventh edition, the previous editions were entitled Standard for Single and Multiple Station Smoke Alarms. First Edition January, 1976 Second Edition October, 1978 Third Edition October
10、, 1985 Fourth Edition May, 1993 Fifth Edition February, 1997 Sixth Edition August, 2006 Seventh Edition June, 2015 Eighth Edition October 30, 2015 This ANSI/UL Standard for Safety consists of the Eighth Edition including revisions through November 23, 2016. The most recent designation of ANSI/UL 217
11、 as an American National Standard (ANSI) occurred on November 23, 2016. ANSI approval for a standard does not include the Cover Page, Transmittal Pages, or Title Page information. Comments or proposals for revisions on any part of the Standard may be submitted to UL at any time. Proposals should be
12、submitted via a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at https:/. ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy of a Standard should be altered in any way. All of ULs Standards and all copyrights, ownerships, and rig
13、hts regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2016 UNDERWRITERS LABORATORIES INC. ANSI/UL 217-2016UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL OCTOBER 30, 2015 SMOKE ALARMS - UL 217 2 No Text
14、on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope .9 2 Assembly .10 3 Components 10 4 Units of Measurement 11 5 Undated References .11 6 Glossary 11 7 Smoke Alarm Reliability Prediction .14 8 Installat
15、ion and Operating Instructions 15 9 Automatic Drift Compensation for Smoke Sensing .15 10 Nonre Feature .16 11 Smoke Sensitivity Indicating Means (optional) 16 12 Maintenance (Field Cleaning) 17 13 Alarm Silencing Feature .17 14 Smoke Sensitivity Test Feature .19 15 Batteries .19 15.1 General .19 15
16、.2 Battery removal indicator 20 16 Firmware Update (if provided) 21 16.1 General .21 16.2 Firmware update .21 CONSTRUCTION ASSEMBLY 17 General 22 17.1 Remote accessories 22 17.2 Smoke sensitivity adjustment (single criteria) 22 17.3 Radioactive materials .23 17.4 Supplementary signaling feature .23
17、17.5 Insect guards 23 17.6 Supplementary heat sensor .23 18 Servicing and Maintenance Protection 24 18.1 General .24 18.2 Sharp edges .25 19 Enclosure 25 19.1 General .25 19.2 Cast metal enclosures 26 19.3 Sheet metal enclosures .27 19.4 Nonmetallic enclosures .28 19.5 Ventilating openings 28 19.6 C
18、overs 29 19.7 Glass panels 30 20 Corrosion Protection 30 21 Field Wiring Connections 31 21.1 Permanent connection 31 21.2 Field wiring compartment 31 21.3 Field wiring terminals (general) .31 OCTOBER 30, 2015 SMOKE ALARMS - UL 217 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR D
19、ISTRIBUTION WITHOUT PERMISSION FROM UL 21.4 Special eld-wiring terminals (qualied application) .32 21.5 Field wiring leads .33 21.6 Grounding terminals and leads .33 21.7 Power supply cord 34 22 Remote Power Supply .34 23 Internal Wiring 35 23.1 General .35 23.2 Wireways 36 23.3 Splices 36 23.4 Barr
20、iers .36 23.5 Strain relief 36 24 Bonding for Grounding 36 COMPONENTS 25 General 38 25.1 Mounting of components 38 25.2 Operating components 39 25.3 Current-carrying parts .39 26 Bushings 39 27 Electrical Insulating Material .40 28 Lampholders and Lamps 41 29 Photocell Illuminating Lamps and Light E
21、mitting Diodes (LEDs) 41 29.1 Quality assurance program .41 30 Protective Devices 42 31 Printed Wiring Boards .42 32 Switches .43 33 Transformers and Coils .43 34 Dropping Resistors .43 35 Power Supplies .43 35.1 Primary power supply 43 35.2 Secondary power supply .44 36 Spacings 44 PERFORMANCE 37 G
22、eneral 46 37.1 Test units .46 37.2 Performance of single sensor components of multi-criteria smoke alarms .46 37.3 Test voltages 47 37.4 Test samples and data 47 37.5 Component reliability data .48 37.6 Accessories .49 37.7 Smoke alarm guards 50 37.8 Test conditions .50 37.9 Tests and analysis .51 3
23、8 Normal Operation Test 53 38.1 General .53 38.2 Standardized alarm signal 55 38.3 Sensitivity shift criteria 56 39 Automatic Drift Compensation for Smoke Sensing 56 40 Alarm Silenced Test .56 41 Electrical Supervision Test .57 OCTOBER 30, 2015 SMOKE ALARMS - UL 217 4UL COPYRIGHTED MATERIAL NOT AUTH
24、ORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 41.1 General .57 41.2 Component failure 57 41.3 Photocell illuminating lamps and light emitting diodes (LEDs) 58 41.4 AC or remotely powered units .58 41.5 Battery powered (primary or secondary) smoke alarms .59 41.6 External
25、 wiring .60 41.7 Smoke chamber monitoring .60 41.8 End-of-life signal .60 41.9 Multi-criteria smoke alarm with gas sensor 61 42 Sensitivity Test .61 42.1 Smoke sensor (general) .61 42.2 Combustibles 62 42.3 Aerosol generation equipment (alternate method) 63 42.4 Test equipment 65 42.5 Test method .6
26、5 42.6 Uniformity of operation 66 42.7 Smoke sensitivity test feature 66 42.8 Sensitivity test gas sensor of a multi-criteria smoke alarm .67 43 Directionality Test .68 44 Velocity-Sensitivity Test .69 44.1 Smoke sensor .69 44.2 Multi-criteria smoke alarm with gas sensor 70 45 Smoke Entry (Stack Eff
27、ect) Test 70 46 Lamp Interchangeability Test (Photoelectric) .71 47 Reduction in Light Output Test .71 48 Stability Test .72 49 Stability Tests Multi-Criteria Smoke Alarms Incorporating Gas Sensor(s) .74 50 Stability Tests for Multi-Criteria Smoke Alarms Incorporating CO Gas Sensor(s) 75 51 Fire Tes
28、ts 75 51.1 General .75 51.2 Paper re .76 51.3 Wood re .79 51.4 Flaming polyurethane foam test 81 51.5 Test method .86 52 Smoldering Smoke Test .93 53 Smoldering Polyurethane Foam Test 96 53.1 Combustible .96 53.2 Test procedure .99 53.3 Test validity criteria (smoke prole) .99 53.4 Acceptance criter
29、ia 101 54 Cooking Nuisance Smoke Test 101 54.1 Acceptance criteria 101 54.2 Electric range .102 54.3 Hamburger mixture and freezing 102 54.4 Test procedure .102 55 Selectivity Test Multicriteria Smoke Alarms Incorporating Gas Sensor(s) 108 56 Circuit Measurement Test 109 56.1 General .109 56.2 Batte
30、ry trouble voltage determination 110 57 Overvoltage and Undervoltage Tests .112 57.1 Overvoltage test 112 57.2 Undervoltage test .113 58 Temperature Test 113 OCTOBER 30, 2015 SMOKE ALARMS - UL 217 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FRO
31、M UL 59 Vibration Test .117 60 Replacement Test, Head and Covers 117 61 Jarring Test .118 62 Variable Ambient Temperature Tests .119 62.1 Operation in high and low ambients .119 62.2 Effect of shipping and storage (single and multi-criteria smoke alarms) 122 62.3 Effect of shipping and storage multi
32、-criteria smoke alarms incorporating gas sensor(s) .123 63 Humidity Test .123 63.1 High humidity .123 63.2 Low humidity multi-criteria smoke alarms with gas sensor(s) 123 64 Corrosion Test 124 65 Alternate Corrosion Test (21-Day) .124 66 Transient Tests 125 66.1 General 125 66.2 Internally induced t
33、ransients 125 66.3 Extraneous transients 126 66.4 Surge immunity test (combination wave) .127 66.5 Surge current test .128 66.6 Supply line (ring wave surge voltage) transients 128 66.7 Supply line (extra-low-voltage circuit) transients .129 67 Static Discharge Test 129 68 Dust Test .130 69 Overload
34、 Tests 132 69.1 Smoke alarm .132 69.2 Separately energized circuits .133 70 Endurance Test .133 70.1 Smoke alarm .133 70.2 Separately energized circuits .134 70.3 Audible signaling appliance 134 70.4 Test means 134 71 Fire Test Smoke Alarm with Heat Detection .134 72 Fire Test Smoke Alarm with Suppl
35、ementary Heat Detection .135 73 Leakage Current Test 135 74 Abnormal Operation Test .137 75 Electric Shock Current Test .137 76 Locked Rotor Test .142 76.1 Motors .142 76.2 Thermal or overcurrent protection 143 76.3 Impedance protection 143 77 Dielectric Voltage-Withstand Test 144 78 Polarity Revers
36、al Test 145 79 Tests on Polymeric Materials 145 79.1 General 145 79.2 Temperature test 146 79.3 Flame test 3/4-in. (19 mm) .147 79.4 Flame test 5-in. (127 mm) 148 80 Strain Relief Test 149 80.1 General 149 80.2 Power-supply cord 149 80.3 Strain relief (special eld-wiring terminals) 149 80.4 Battery
37、connections .150 81 Non-Compulsory Fire and Smoldering Smoke Tests .150 OCTOBER 30, 2015 SMOKE ALARMS - UL 217 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 82 Survivability Tests .151 83 Drop Test .151 84 Audibility Test .151 84.1 Genera
38、l .151 84.2 Sound output measurement .152 84.3 Alarm duration test 153 84.4 Supplementary remote sounding appliances 153 84.5 Low frequency alarm signal format 153 85 Field Service Tests (If recommended by the manufacturer) .154 85.1 Go/no-go eld test 154 85.2 Maintenance (cleaning) 155 85.3 Battery
39、 tests 155 86 Conformal Coatings on Printed Wiring Boards .156 86.1 General 156 86.2 Low voltage printed wiring boards .157 86.3 High voltage printed wiring boards 159 87 Power Supply Tests 160 87.1 General 160 87.2 VA Capacity 160 87.3 Burnout test 161 88 Smoke Alarms for Use in Recreational Vehicl
40、es (RV) 161 88.1 General 161 88.2 Marking 161 88.3 Variable ambient temperature and humidity test .162 88.4 Corrosion (Salt spray) test 162 88.5 Vibration test .163 88.6 Contamination test (Cooking by-products) 163 89 Smoke Alarms for Use on Recreational Boats .164 89.1 General 164 89.2 Operational
41、tests following conditioning .166 89.3 Watertightness Test 167 89.4 Salt-spray Corrosion Test 168 89.5 Marking 168 89.6 Operating and installation instructions .169 MANUFACTURING AND PRODUCTION 90 General 170 91 Sensitivity Calibration Tests .170 92 Smoke Tests 171 93 Photocell Illuminating Lamp Tes
42、t 171 94 Measurement of In-Service Reliability for Multi-criteria Smoke Alarms with Gas Sensor(s) . .171 94.1 Required in-service reliability .171 94.2 Sample frequency and sample size 171 94.3 Test results and record keeping .172 95 Production Line Dielectric Voltage-Withstand Tests 172 96 Producti
43、on Line Grounding Continuity Tests 173 97 Battery Quality Assurance 173 98 Smoke Alarm Shipment 173 MARKING 99 General 173 OCTOBER 30, 2015 SMOKE ALARMS - UL 217 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 100 Packaging Marking .176 INS
44、TRUCTIONS 101 General .176 102 Installation Instructions Wiring Diagram 180 102.1 All smoke alarms .180 102.2 Four-wire detectors .182 102.3 Two-wire detectors .182 APPENDIX A Standards for ComponentsA1 APPENDIX B TYPICAL SENSITIVITY SMOKE TEST CHAMBER CONSTRUCTION B1 Construction .B1 APPENDIX C OBS
45、CURATION CALCULATIONS C1 Equations For Calculation Of Obscuration And Optical Density C1 APPENDIX D RELIABILITY PREDICTION AND CRITERIA FOR ACCEPTANCE INSTRUCTIONS FOR DETERMINING A RELIABILITY PREDICTION OF ELECTRONIC COMPONENTS AND MICROELECTRIC CIRCUITS D1 Methods Of Determining Failure Rate D1 C
46、RITERIA FOR ACCEPTANCE OF MICROELECTRONIC DEVICES D2 General .D9 D3 Part I Quality Assurance Screening Program .D10 D4 Part II Determination of Failure Rate Number Supplemented by Burn-In Test D10 D4.1 General .D10 D4.2 Determination sequence .D11 D4.3 Test calculations and procedures .D12 D4.4 Test
47、 conditions .D12 D4.5 Failure rate number calculation .D15 APPENDIX E Sample Size Determination for In Service Reliability Testing of Multicriteria Smoke Alarms Consisting of Gas Detection E1 General .E1 E2 Procedure .E9 E3 Statistical Derivation of Table E2 E10 OCTOBER 30, 2015 SMOKE ALARMS - UL 21
48、7 8UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirements cover electrically operated single and multiple station smoke alarms intended for open area protection in indoor locations and portable smoke alar
49、ms used as travel alarms in accordance with: a) National Fire Alarm and Signaling Code, NFPA 72; b) Standard for Recreational Vehicles, NFPA 501C, for smoke alarms intended for use in recreational vehicles; c) For smoke alarms intended for use in recreational boats: 1) Fire Protection Standard for Pleasure and Commercial Motor Craft, NFPA 302, 2) AC and DC Electrical Systems on Boats, ABYC E-11, and 3) The applicable regulations of the United States Coast Guard. 1.2 A single stat
