建筑电气
建築電氣
건축전기
BUILDING ELECTRICITY
2012年
8期
39-42
,共4页
低压配电%绝缘监测电器%最高运行温度%耐火极限%耐火等级%可燃物%槽盒
低壓配電%絕緣鑑測電器%最高運行溫度%耐火極限%耐火等級%可燃物%槽盒
저압배전%절연감측전기%최고운행온도%내화겁한%내화등급%가연물%조합
Low voltage distribution Insulation monitoring device Maximum operating temperature Fire resistance rating Fire resistance class Combustible substance Trunking
结合电气施工中的实际情况.分析探讨在学习应用GB50054—2010《低压配电设计规范》中出现的一些问题:对IT系统绝缘监测电器测试绝缘电阻时测试电压的规定;关于导体绝缘最高运行温度;耐火极限与耐火等级概念混淆:应将“可燃物”界定清楚等。
結閤電氣施工中的實際情況.分析探討在學習應用GB50054—2010《低壓配電設計規範》中齣現的一些問題:對IT繫統絕緣鑑測電器測試絕緣電阻時測試電壓的規定;關于導體絕緣最高運行溫度;耐火極限與耐火等級概唸混淆:應將“可燃物”界定清楚等。
결합전기시공중적실제정황.분석탐토재학습응용GB50054—2010《저압배전설계규범》중출현적일사문제:대IT계통절연감측전기측시절연전조시측시전압적규정;관우도체절연최고운행온도;내화겁한여내화등급개념혼효:응장“가연물”계정청초등。
In combination with actual electrical construction, problems found during study and application of Code for Design of Low Voltage Electrical Installations (GB 50054- 2010) are analyzed and discussed, including stipulations on test voltage applied to insulation resistance testing with insulation monitoring device of IT system, maximum operating temperature of conductor insulation, conceptual confusion of fire resistance rating and fire resistance class, and further definition of combustible substance.