公司名称 www.gzaptest.com 公司官网 www.gzaptest.com Ul认证 ul1741认证分布式能源的逆变器-转换器-控制器和互连系统设备 可售卖地 北京;天津;河北;山西;内蒙古;辽宁;吉林;黑龙江;上海;江苏;浙江;安徽;福建;江西;山东;河南;湖北;湖南;广东;广西;海南;重庆;四川;贵州;云南;西藏;陕西;甘肃;青海;宁夏;新...
UL 1741 SUPPLEMENT SA 对并网逆变器增加无功支持功能 2016年09月07日, UL 1741 issued September 7, 2016版本正式发布。该标准在原来的基础上增加了SUPPLEMENT SA,明确通过了UL 1741SUPPLEMENT SA的逆变器用Grid Support Utility Interactive Inverters来区别传统的Utility Interactive Inverters。 该标准主要变更点包括: ...
(Amd. 1)” or equivalent. Inverters that comply with the requirements of UL 1741 Supplement SA, as well as the requirements for a utility interactive inverters shall be marked “Grid Support Interactive Inverter“ or “Grid Support Utility Interactive Inverter“. A reference to the specific...
472 UL 61215-2-2021 2021-07-28 English UL Standard for Safety Terrestrial Photovoltaic (PV) Modules – Design Qualification and Type Approval – Part 2: Test Procedures - Second Edition 473 UL 1741 BULLETIN-2021 2021-07-27 English UL Standard for Saftey Inverters, Converters, Controllers and I...
太陽能模組標準 UL 1703 可以追溯到 1980 年代;太陽能變頻器標準 UL 1741 卻直至 1990 年代後期才開始討論;而太 陽能系統標準更是到了 2002 年才在美國 國家電工法規會議中被討論;現場施工 安全驗收規範則在 2005 年推出.顯然地,在無整個「系統產品」的認證規範 可循下,形成的狀況是:採買了模組與 變頻器後,...
This paper investigates the test procedures specified in UL 1741 SA and the upcoming revision to IEEE P1547.1. A 550 kVA photovoltaic inverter was chosen for the tests. This research reveals some of the key components to consider while doing certification tests for UL 1741 SA and IEEE P1547.1...
Details can be found in the following sections and in the specific test documentation dedicated to certification authorities (test report). Modules integration testing Modules integration has been tested in several examples dedicated to different produ...
472 UL 61215-2-2021 2021-07-28 English UL Standard for Safety Terrestrial Photovoltaic (PV) Modules – Design Qualification and Type Approval – Part 2: Test Procedures - Second Edition 473 UL 1741 BULLETIN-2021 2021-07-27 English UL Standard for Saftey Inverters, Converters, Controllers and ...
Report Date: 2000-10-11 Last Revised: 2004-10-01QQ:27660005 IEC and ISO Test Methods Thickness Test NameTest MethodUnitsTested (mm)Value FlammabilityIEC 60695-11-10Class (color)0.81V-0 (BK) 1.5V-0 (BK) 3.0V-0 (BK) Glow-Wire Flammability (GWFI)IEC 60695-2-12C-- ...
Statistical analysis was performed using the Student’s t-test. Con saline-treated control mice; CP cyclophosphamide-treated mice; CP + SM CP-treated mice orally administered Samul-tang. Full size image Figure 6 Validation of the expression of differentially expressed mRNAs involved in ovarian...