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共找到 9 條與 測試斷言 相關的標準,共 1

Universal measurement automatic measurement system and test procedures point measurement of harmful substances in the air

La presente norma è la versione ufficiale in lingua italiana della norma europea EN ISO 105-B04 (edizione aprile 1997). La norma definisce un

Textiles - Tests for colour fastness - Colour fastness to artificial weathering: Xenon arc fading lamp test

1.1  This test method covers the procedures for determining the threshold detection level, readily detectable level, and odor intensity

Standard Test Method for Natural Gas Odor Intensity

本文件描述了柔性直流換流閥功率模塊損耗測試方法,包括雙脈沖法、電測法、量熱法、平衡量熱法,給出了以上方法的測試原理、測試環境、測試要求、測試系統、測試程序和損耗計算等。本文件適用于基于絕緣柵雙極晶體管(IGBT)的模塊化多電平換流器(MMC)柔性直流換流閥功率模塊的損耗測試。基于其他類型功率器件的

Test methods for power losses of sub-module in voltage-sourced-converter (VSC) valve

Test procedures for islanding prevention measures for mains parallel-connected solar photovoltaic converters

Fire hazard testing - Part 1-30: Guidance for assessing the fire hazard of electrotechnical products - Preselection testing process - General guidelines

Language: English Written by: SEK SVENSK

Wearable electronic devices and technologies - Part 402-1: Performance measurement of fitness wearables - Test methods of glove-type motion sensors for measuring finger movements

Language: English Written by: SEK SVENSK

Wearable electronic devices and technologies - Part 402-3: Performance measurement of fitness wearables - Test methods for the determination of the accuracy of heart rate

在第1段之后增加:本標準是針對具有單極時額定直流電壓不超過220 V、二極時不超過440 V且額定電流不超過125 A、額定直流短路容量不超過10 kA之直流操作之斷路器提供追加之規定

Electrical accessories - Circuit-breakers for overcurrent protection for household and similar installations - Part 2: Circuit-breakers for a.c. and d.c. operation




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