發布時間:2008-08-19
實施時間:2009-03-10
本標準適用于能在一定的頻率范圍內提供若干個準確的交流電壓比率并且在輸出端負載可忽略的 條件下使用的感..
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發布時間:2008-08-06
實施時間:2009-03-01
本標準適用于具有固定比率,額定輸入電壓高達1.5kV 和等級指數為0.1[1000ppm(百萬分之幾..
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[JB/T 10665-2006] 微型電流互感器[已作廢]
發布時間:2006-12-31
實施時間:2007-07-01
本標準規定了微型電流互感器的技術要求、試驗、檢驗規則、標志、包裝和貯存。
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[JB/T 10667-2006] 微型電壓互感器[已作廢]
發布時間:2006-12-31
實施時間:2007-07-01
本標準規定了微型電壓互感器的技術要求、試驗、檢驗規則、標志、包裝和貯存。本標準適用于頻率為45Hz~..
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發布時間:1999-08-06
實施時間:2000-01-01
本標 準 規 定了外附分流器的分類、要求、試驗方法、檢驗規則、標志、包裝、運輸和貯存:本標準適用于一..
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[JB/T 9306-1999] 互感器校驗儀 技術條件[已作廢]
發布時間:1999-08-06
實施時間:2000-01-01
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[JB/T 10056-1999] 直流電流互感器 技術條件[修訂]
發布時間:1999-04-05
實施時間:1999-04-05
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發布時間:1991-07-15
實施時間:1992-07-01
本標準規定了儀用電流互感器的工作條件、技術要求以及驗證其性能的具體方法和規則。本標準適用于額定頻率為..
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發布時間:1991-07-15
實施時間:1992-07-01
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