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1、 ul 8750 light emitting diode (led) equipment for use in lighting productsmay 22, 2014 ul 8750tr1ul standard for safety for light emitting diode (led) equipment for use in lighting products, ul 8750ul標(biāo)準(zhǔn)安全發(fā)光二極管(led)設(shè)備用于照明產(chǎn)品、ul 8750first edition, dated november 18, 2009第一個版本,日期為2009年11月18日summary of t
2、opics 總結(jié)的主題this revision to ansi/ul 8750 includes the following changes in requirements:這個修訂ansi / ul 8750變化包括以下要求:l clarify requirements for conformal coatings, paragraph 7.7.2 7.7.2澄清要求保形涂料、段落l insulation materials in transformers and coils delete paragraph 7.11.2.11 and add section 7.11.3 絕緣材料在變形
3、金剛和線圈刪除段落7.11.2.11 7.11.3并添加部分l revise risk of fire denition to include 15 w power limit and revisions to class 2 and lvle references throughout the standard 修改火的風(fēng)險包括15 w功率極限和修正二班和lvle引用標(biāo)準(zhǔn)l add requirements for supply and load connections 添加需求供應(yīng)和負(fù)載連接l revisions to consolidate electrical spacings in
4、sections 7.7 and 7.8 and add optional shorting test for closely-spaced pwb traces 修訂整合電氣間距在章節(jié)7.7和7.8和添加可選做空測試間隔太近pwb痕跡l add requirement for led array (module) thermal measurement point 添加要求led陣列(模塊)熱計(jì)量點(diǎn)l add temperature measurement method for polymeric materials when tc is optically radiated 添加溫度測量方
5、法,當(dāng)tc光學(xué)輻射高分子材料text that has been changed in any manner or impacted by uls electronic publishing system is marked with a vertical line in the margin. changes in requirements are marked with a vertical line in the margin and are followed by an effective date note indicating the date of publication or
6、the date on which the changed requirement becomes effective.文本已經(jīng)以任何方式改變或影響ul電子出版系統(tǒng)的邊緣有一條垂直線。需求的變化標(biāo)志著一條垂直線的保證金,緊隨其后的是一個有效的日期注意指示出版日期或生效的日期改變了要求。the new and revised requirements are substantially in accordance with proposal(s) on this subject dated june 7, 2013 and october 11, 2013.新的和修改需求大幅按照提案(s)在這個
7、問題上6月7日,2013年和2013年10月11日all rights reserved. no part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwise without prior permission of ul.保留所有權(quán)利。不得復(fù)制,出版的一部分存儲在檢索系統(tǒng)中,或以任何形式通過任何方式傳播,電子
8、、機(jī)械復(fù)印、錄制、ul或未經(jīng)許可ul provides this standard as is without warranty of any kind, either expressed or implied, including but not limited to, the implied warranties of merchantability or tness for any purpose.ul提供這個標(biāo)準(zhǔn)沒有任何形式的擔(dān)保,不論是明示或暗示,包括但不限于適銷性的隱含保證或tness為任何目的in no event will ul be liable for any specia
9、l, incidental, consequential, indirect or similar damages, including loss of prots, lost savings, loss of data, or any other damages arising out of the use of or the inability to use this standard, even if ul or an authorized ul representative has been advised of the possibility of such damage. in n
10、o event shall uls liability for any damage ever exceed the price paid for this standard, regardless of the form of the claim.在任何事件ul將承擔(dān)任何特殊的、附帶的、間接的、間接的或類似的賠償,包括職業(yè)ts的喪失,失去了儲蓄,損失的數(shù)據(jù),或任何其他損害引起的使用或無法使用這個標(biāo)準(zhǔn),即使ul或授權(quán)ul代表建議這種損害的可能性。在任何事件ul的任何損害責(zé)任超過這個標(biāo)準(zhǔn)的價格,無論索賠的形式。users of the electronic versions of uls sta
11、ndards for safety agree to defend, indemnify, and hold ul harmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic standard on the purchasers comp
12、uter system.用戶的電子版本的ul標(biāo)準(zhǔn)安全同意保護(hù),賠償,并持有ul無害從和反對任何損失,費(fèi)用,責(zé)任,損失,索賠,或判斷(包括合理的律師費(fèi))所產(chǎn)生的任何錯誤或偏差引入,而購買者是存儲電子標(biāo)準(zhǔn)對買方的計(jì)算機(jī)系統(tǒng)。tr2may 22, 2014 ul 8750the requirements in this standard are now in effect, except for those paragraphs, sections, tables, gures, and/or other elements of the standard having future effectiv
13、e dates as indicated in the note following the affected item. the prior text for requirements that have been revised and that have a future effective date are located after the standard, and are preceded by a superseded requirements notice.這個標(biāo)準(zhǔn)的需求現(xiàn)在實(shí)際上,除了那些段落、章節(jié)、表、粗糖,和/或其他元素的標(biāo)準(zhǔn)在未來有效日期的表示注意以下項(xiàng)目的影響。前文
14、本的要求已經(jīng)修改,未來的生效日期后位于標(biāo)準(zhǔn),并由取代需求之前通知。the following table lists the future effective dates with the corresponding reference.下表列出了未來有效日期與相應(yīng)的參考。future effective date未來的生效日期reference參考o(jì)ctober 17, 2014 2014/10/17paragraphs 5.2 and 5.3段落5.2 5.3 ansi/ul 8750-2014november 18, 2009(title page reprinted: may 22,
15、2014)1ul 8750standard for light emitting diode (led) equipment for use in lighting productsfirst editionnovember 18, 2009this ansi/ul standard for safety consists of the first edition including revisions through may 22, 2014.the most recent designation of ansi/ul 8750 as an american national standar
16、d (ansi) occurred on may 22, 2014. ansi approval for a standard does not include the cover page, transmittal pages, title page, or effective date information.最近的ansi / ul 8750指定為美國國家標(biāo)準(zhǔn)(ansi)發(fā)生在5月22日,2014年。ansi審批標(biāo)準(zhǔn)不包括封面,傳輸頁面,頁面標(biāo)題,或生效日期信息。comments or proposals for revisions on any part of the standard
17、 may be submitted to ul at any time. proposals should be submitted via a proposal request in uls on-line collaborative standards development system (csds) at .評論或建議修訂標(biāo)準(zhǔn)的任何部分可能隨時提交ul。建議應(yīng)通過提交一個提案請求ul的在線協(xié)作標(biāo)準(zhǔn)開發(fā)系統(tǒng)(量)。uls standards for safety are copyrighted by ul. neither a printed nor electronic copy of
18、 a standard should be altered in any way. all of uls standards and all copyrights, ownerships, and rights regarding those standards shall remain the sole and exclusive property of ul.ul標(biāo)準(zhǔn)安全是受版權(quán)保護(hù)的產(chǎn)品通過了美國ul認(rèn)證。無論是印刷還是電子版的標(biāo)準(zhǔn)應(yīng)以任何方式改變。ul的所有標(biāo)準(zhǔn)和版權(quán)所有,所有權(quán),權(quán)利有關(guān)這些標(biāo)準(zhǔn)仍然ul的唯一和獨(dú)占財產(chǎn)。copyright 2014 underwriters labo
19、ratories inc.may 22, 2014ul 87503contentsintroduction1scope. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
20、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62.1components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62.2units of measurement . . . . . . . . . . . . . . . . . . . . . . . . . .
21、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62.3reference publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63denitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
22、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74power supplies, led drivers, and transformers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8bconstruction5 environmental considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
23、 . . . . . . . . . . . . . . . . . . . . . . . . . .9 6 mechanical construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10a 6.1 general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24、 . . . . . . . . . . . . . . . . . . . . . . . . . .10a 6.2 metal thickness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 6.3 polymeric materials for enclosures and electrical insulation . . . . . . . . . . . . . . . .
25、 . . . . . . . . .12 6.4 enclosure openings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 6.5 conductor protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
26、 . . . .13 6.6 strain relief . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 6.7 potting compound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
27、. . . .147 electrical construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 7.1 general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
28、 . . . . . . . .14 7.2 accessibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14a 7.3 internal wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29、. . . . . . . . . .16 7.4 supply and load connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 7.5 separation of circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
30、25 7.6 insulating materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25 7.7 printed wiring boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26 7.8 el
31、ectrical spacings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27 7.9 circuit components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30 7.10 protecti
32、ve devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30a 7.11 coil insulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31 7.12 class 2 output
33、 circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34aperformance8 performance tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34a 8.1 general .
34、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34a 8.2 input test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34b 8.3 tem
35、perature test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34b 8.4 dielectric voltage withstand test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38b 8.5 abnormal tests . . .
36、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38c 8.6 circuit power limit measurement test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40 8.7 leakage current measurement test . . . .
37、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43 8.8 cord strain and pushback relief test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45 8.9 security of output terminals . . . . . . . . . . . . . . . . . . . . . . . .
38、. . . . . . . . . . . . . . . . . . . . . . . . . . . . .46 8.10 insulation-piercing connection thermal cycling test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46 8.11 adhesive support test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
39、. . . . . . . . . . . .478.12 environmental tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47ul copyrighted material not authorized for further reproduction ordistribution without permission from uldocument was downloaded by j
40、eanne han for use by chengdu neton optoelectronic technologies co ltd 30232 : 6/27/2014 - 9:58 am4ul 8750october 17, 20128.13 mechanical strength tests for metal enclosures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51 8.14 determination of low-voltage, limited-energy circuit
41、 status . . . . . . . . . . . . . . . . . . . . . . . . .51 8.15 knockout secureness test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52 8.16 thermal aging test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
42、. . . . . . . . . . . . . . . . . . . .52 9 markings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52a 9.1 general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
43、. . . . . . . . . . . . . . . . . . . . . . . . . . .52a 9.2 identication and ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53 9.3 construction-related markings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
44、. . . . . . . . . . . . . . . . .54appendix astandards for components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a1appendix b additional requirements for power supplies that comply with ul 60950-1ul copyrighted material
45、 not authorized for further reproduction or distribution without permission from uldocument was downloaded by jeanne han for use by chengdu neton optoelectronic technologies co ltd 30232 : 6/27/2014 - 9:58 amnovember 18, 2009ul 87505introduction1 scope1.1 these requirements cover led equipment that
46、is an integral part of a luminaire or other lighting equipment and which operates in the visible light spectrum between 400 700 nm. these requirements also cover the component parts of light emitting diode (led) equipment, including led drivers, controllers, arrays, modules, and packages as dened wi
47、thin this standard. 1.2 these lighting products are intended for installation on branch circuits of 600 v nominal or less in accordance with the national electrical code (nec), ansi/nfpa 70, and for connection to isolated (non-utility connected) power sources such as generators, batteries, fuel cell
48、s, solar cells, and the like. 1.3 led equipment is utilized in lighting products that comply with the end-product standards listed below. the requirements in this standard are intended to supplement those in other end-product standards. included are: a) electric signs, ul 48, b) portable electric lu
49、minaires, ul 153, c) underwater luminaires and submersible junction boxes, ul 676, d) emergency lighting and power equipment, ul 924, e) stage and studio luminaires and connector strips, ul 1573, f) track lighting systems, ul 1574, g) luminaires, ul 1598, h) direct plug-in nightlights, ul 1786, i) l
50、ow voltage landscape lighting systems, ul 1838, j) self-ballasted lamps and lamp adapters, ul 1993, k) luminous egress path marking systems, ul 1994, and l) low voltage lighting systems, ul 2108. ul copyrighted material not authorized for further reproduction or distribution without permission from
51、uldocument was downloaded by jeanne han for use by chengdu neton optoelectronic technologies co ltd 30232 : 6/27/2014 - 9:58 am6ul 8750november 18, 20092 general2.1 components2.1.1 except as indicated in this clause, a component of a product covered by this standard shall comply with the requirement
52、s for that component. see the standards for components appendix for a list of standards covering components generally used in the products covered by this standard. 2.1.2 a component is not required to comply with a specic requirement that: a) involves a feature or characteristic not required in the
53、 application of the component in the product covered by this standard, or b) is superseded by a requirement in this standard. 2.1.3 a component shall be used in accordance with its rating established for the intended conditions of use. 2.1.4 specic components are incomplete in construction features
54、or restricted in performance capabilities. such components are intended for use only under limited conditions, such as certain temperatures not exceeding specied limits, and shall be used only under those specic conditions. 2.2 units of measurement2.2.1 except for conductor size, values stated witho
55、ut parentheses are the requirement. values in parentheses are explanatory or approximate information. 2.2.2 all values of voltage and current are true root mean square (rms) values unless otherwise indicated. 2.2.3 for customary purposes wire sizes are in american wire gauge (awg). 2.3 reference pub
56、lications2.3.1 any undated reference to a code or standard appearing in the requirements of this standard shall be interpreted as referring to the latest edition of that code or standard.ul copyrighted material not authorized for further reproduction or distribution without permission from uldocument was downloaded by jeanne han for use b
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