点击标准号，了解更新内容：
| 标准号 | 版本 | 修订版本 | 生效期 | |
| 1 | CSA C22.2 No. 141 | 5 | 1-Jun-2015 | 1-Jan-2017 |
| 2 | UL 67 | 12 | 14-Nov-2014 | 1-Jan-2017 |
| 3 | UL 508 | Transition of Programmable Controller from UL 508 to UL 61010-1 and UL 61010-2-201 | After July 25, 2016, all new investigations of Programmable Controllers will need to comply with UL 61010-1 and UL 61010-2-201. All certifications to UL 508, which remain unchanged by revised constructions, may remain Listed or Recognized to UL 508. Substantial revisions will be reevaluated to UL61010-1 and UL61010-2-201 standards. | 25-Jul-2016 |
| 4 | UL 921/ANSI Z83.21/CSA C22.2.168 | 7 | 23-Mar-2016 | 1-Jan-2017 |
| 5 | ASME A18.1 | 6 | 12-Sep-2014 | 31-Mar-2017 |
| 6 | UL 474 | 9 | July 20, 2012, July 25, 2012, October 25, 2013 and August 22, 2014 | 6-Feb-2017 |
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