欧洲处破女www人鲁,亚洲无玛,国产bbaaaaa片,三年片在线观看免费播放大全电影国语版

百檢網(wǎng)首頁 我的訂單 400-101-7153

UL 1977-2007 數(shù)據(jù)、信號(hào)、控制和電源用元件連接器

作者:百檢網(wǎng) 時(shí)間:2021-07-31

標(biāo)準(zhǔn)號(hào):UL 1977-2007
中文標(biāo)準(zhǔn)名稱:數(shù)據(jù)、信號(hào)、控制和電源用元件連接器
英文標(biāo)準(zhǔn)名稱:Component Connectors for Use in Data, Signal, Control and Power Applications
標(biāo)準(zhǔn)類型:L23
發(fā)布日期:2007/12/7 12:00:00
實(shí)施日期:1999/12/31 12:00:00
中國標(biāo)準(zhǔn)分類號(hào):L23
國際標(biāo)準(zhǔn)分類號(hào):31.220.10
適用范圍:These requirements cover single and multipole connectors, intended for factory assembly to copper or copper alloy conductors or printed wiring boards, for use in data, signal, control and power applications within and between electrical equipment. These requirements apply to devices categorized as follows (See Figure 1.1 ): a) Type 0 rated less than 8.3 A and less than 30 V rms (42 V peak); b) Type 1A rated less than 8.3 A and from 30 V up to and including 600 V ac or dc, or both; c) Type 1B rated from 8.3 A up to and including 200 A, and less than 30 V rms (42 V peak); d) Type 2 rated from 8.3 A to less than 31 A and from 30 V up to and including 600 V ac or dc or both; e) Type 3 rated from 31 A up to and including 200 A and from 30 V up to and including 600 V ac or dc, or both. f) Type 4 rated from greater than 200 A up to and including 1000 A, and up to and including 600 V ac or dc. Type designations used in this Standard only serve as a guide to determine appropriate requirements, and do not represent an assigned rating. A device not assigned a current rating is considered either to be Type 0 or Type 1A depending upon the assigned voltage rating. This standard does not directly apply to the following but may supplement other applicable standards: a) Devices produced integrally with flexible cord or cable that are covered by the Standard for Cord Sets and Power-Supply Cords, UL 817; b) Devices intended for connection to the branch circuit, such as attachment plugs, cord connectors, receptacles, inlets, and outlets, that are covered by the Standard for Attachment Plugs and Receptacles, UL 498; c) Devices solely intended for direct connection to the branch circuit in accordance with the National Electrical Code, NFPA 70, and that are provided with contacts of the pin and sleeve type, covered by the requirements for plugs, receptacles, and cable connectors of the pin and sleeve type, UL 1682; d) Devices consisting of wiring terminals and supporting blocks intended for the connection of wiring that are covered by the Standard for Terminal Blocks, UL 1059; e) Devices intended for use with telecommunications networks, that are covered by the Standard for Telephone Equipment, UL 1459, or the Standard for Communications Circuit Accessories, UL 1863; f) Devices such as wire connectors and soldering lugs that are covered by the Standards for Wire Connectors - For Use With Copper Conductors, UL 486A; Splicing Wire Connectors, UL 486C; or Equipment Wiring Terminals, UL 486E; g) Devices such as quick-connect terminals that are covered by the Standard for Quick Connect Terminals, UL 310.

相關(guān)標(biāo)準(zhǔn)

《GB 5009.82-2016》食品安全國家標(biāo)準(zhǔn) 食品中維生素A、D、E的測(cè)定” GB 5009.82-2016
《GB/T18932.23-2003》蜂蜜中土霉素、四環(huán)素、金霉素、強(qiáng)力霉素殘留量的測(cè)定方法 液相色譜-串聯(lián)質(zhì)譜法 GB/T18932.23-2003
《GB/T 34782-2017?》蜂膠中楊樹膠的檢測(cè)方法 高效液相色譜法 GB/T 34782-2017?
《GB/T18932.16-2003》蜂蜜中淀粉酶值的測(cè)定法-分光光度法 GB/T18932.16-2003
《GB/T 34782-2017?》蜂膠中楊樹膠的檢測(cè)方法 高效液相色譜法 GB/T 34782-2017?
《SN/T 0852-2012?》進(jìn)出口蜂蜜檢驗(yàn)規(guī)程 SN/T 0852-2012? 附錄B
《GB/T22945-2008》蜂王漿中鏈霉素、雙氫鏈霉素和卡那霉素殘留量的測(cè)定 液相色譜-串聯(lián)質(zhì)譜法 GB/T22945-2008
《GB/T 18186-2000》?釀造醬油 GB/T 18186-2000
《SB/T 10338-2000?》酸水解植物蛋白調(diào)味液 SB/T 10338-2000?
《SN/T 3142-2012》出口食品中D-甘露糖醇、麥芽糖、木糖醇、D-山梨糖醇的檢測(cè)方法 液相色譜-質(zhì)譜/質(zhì)譜法 SN/T 3142-2012
百檢網(wǎng)專注于為第三方檢測(cè)機(jī)構(gòu)以及中小微企業(yè)搭建互聯(lián)網(wǎng)+檢測(cè)電商服務(wù)平臺(tái),是一個(gè)創(chuàng)新模式的檢驗(yàn)檢測(cè)服務(wù)網(wǎng)站。百檢網(wǎng)致力于為企業(yè)提供便捷、高效的檢測(cè)服務(wù),簡(jiǎn)化檢測(cè)流程,提升檢測(cè)服務(wù)效率,利用互聯(lián)網(wǎng)+檢測(cè)電商,為客戶提供多樣化選擇,從根本上降低檢測(cè)成本提升時(shí)間效率,打破行業(yè)壁壘,打造出行業(yè)創(chuàng)新的檢測(cè)平臺(tái)。

百檢能給您帶來哪些改變?

1、檢測(cè)行業(yè)全覆蓋,滿足不同的檢測(cè);

2、實(shí)驗(yàn)室全覆蓋,就近分配本地化檢測(cè);

3、工程師一對(duì)一服務(wù),讓檢測(cè)更精準(zhǔn);

4、免費(fèi)初檢,初檢不收取檢測(cè)費(fèi)用;

5、自助下單 快遞免費(fèi)上門取樣;

6、周期短,費(fèi)用低,服務(wù)周到;

7、擁有CMA、CNAS、CAL等權(quán)威資質(zhì);

8、檢測(cè)報(bào)告權(quán)威有效、中國通用;

客戶案例展示

  • 上海朗波王服飾有限公司
  • 浙江圣達(dá)生物藥業(yè)股份有限公司
  • 天津市長(zhǎng)慶電子科技有限公司
  • 桑德斯微電子器件(南京)有限公司
  • 上海嘉疊貿(mào)易有限公司
  • 上海紐特絲紡織品有限公司
  • 無錫露米婭紡織有限公司
  • 東方電氣風(fēng)電(涼山)有限公司
  • 寧波圖米文具用品有限公司
  • 江蘇力之創(chuàng)特種裝備制造有限公司

相關(guān)資訊

暫無相關(guān)資訊
百檢網(wǎng)
主站蜘蛛池模板: 平阳县| 闸北区| 肥西县| 元阳县| 甘德县| 阳谷县| 海阳市| 安平县| 江达县| 长宁县| 宝山区| 安庆市| 十堰市| 阿合奇县| 如皋市| 东源县| 泸西县| 礼泉县| 霍林郭勒市| 金坛市| 赣榆县| 饶河县| 郎溪县| 宁国市| 安图县| 温州市| 宁津县| 宝丰县| 肇庆市| 五华县| 惠安县| 杭锦后旗| 黄大仙区| 抚宁县| 乌苏市| 同德县| 临夏市| 旬阳县| 岑巩县| 上林县| 晋江市|