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1、ICS27.100K47備案號:9365-20011IL中華人民共和國電力行業(yè)標準DL/T760.3一2001代替GB/二2339-1985均壓環(huán)、屏蔽環(huán)和均壓屏蔽環(huán)Gradingring,shieldingring,gradingandshieldingring2001一10一08發(fā)布2002一02一01實施中華人民共和國國家經(jīng)濟貿(mào)易委員會發(fā)布】)!/T760.3-2001前言本標準將原標準《均壓屏蔽環(huán)》修訂為《均壓環(huán)、屏蔽環(huán)和均壓屏蔽環(huán)》，并對電力金具標準按種類進行歸并分類。原標準中均壓屏蔽環(huán)的材質(zhì)為鋼材，比較笨重。隨著500kV線路的發(fā)展及
2、合成絕緣子的使用，線路工程中大量使用鋁質(zhì)均壓屏蔽環(huán)。本標準修訂中均推薦為鋁材均壓屏蔽環(huán)。用戶如需使用鋼質(zhì)均壓屏蔽環(huán)，亦可指定訂貨。本標準的附錄A,B,C都是標準的附錄。本標準中將懸垂絕緣子串的字母“X”按要求改為“C"o本標準自2002年。2月01日起實施，從實施之日起，所有報批的與本標準有關(guān)的標準，均應符合本標準的規(guī)定。本標準自實施之日起同時代替GB/-2339-19850本標準由中國電力企業(yè)聯(lián)合會提出。本標準由全國架空線路(電力金具)標準化技術(shù)委員會歸口。本標準由國家電力公司電力建設研究所負責起草。本標準主要起草人:董吉愕徐乃管薄通徐紹賢李朝
3、輝趙君虎本標準由全國架辛線路(電力金具)標準化技術(shù)委員會負責解釋。DL/T760.3-2001目次前言1范圍················································································································??12引用標準·······························，···············，···················································??1
4、3型式及分類·······················································，·······································??14技術(shù)要求·························，·············································································??15試驗方法························································
5、·······，···，·································??26驗收規(guī)則、標志與包裝·?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ??2附錄A(標準的附錄)均壓環(huán)結(jié)構(gòu)型式和尺寸·························，·········，··，····················??3附錄B(標準的附錄)屏蔽環(huán)結(jié)構(gòu)型式和尺寸·······，·····················
6、·····································??6附錄C(標準的附錄)均壓屏蔽環(huán)結(jié)構(gòu)型式和尺寸··························································??7中華人民共和國電力行業(yè)標準均壓環(huán)、屏蔽環(huán)和均壓屏蔽環(huán)DL/T760.3-2001代替GB/-2339-1985Gradingring,shieldingring,gradingandshieldingring1范圍本標準規(guī)定了均壓環(huán)、屏蔽環(huán)和均壓屏蔽環(huán)的結(jié)構(gòu)型式、尺寸及技術(shù)要求等內(nèi)容，適用于架空電力線路絕
7、緣子串及變電所使用的均壓環(huán)、屏蔽環(huán)和均壓屏蔽環(huán)。2引用標準下列標準所包含的條文，通過在本標準中引用而構(gòu)成為本標準的條文。本標準出版時，所示版本均為有效。所有標準都會被修訂，使用本標準的各方應探討使用下列標準最新版本的可能性。GB/T41-20001型六角螺母一C級GB/'r93-1987標準型彈簧墊圈GB/1'700-1988碳素結(jié)構(gòu)鋼GB2314-1997電力金具通用技術(shù)條件GB/1'2317.1-2000電力金具機械試驗方法GB/1'2317.2-2000電力金具電暈和無線電干擾試驗方法GB/T2317.4-2000電力金具驗收規(guī)則、標志與包
8、裝GB/1'3880-1997鋁及鋁合金軋制板材GB/T4437.1-2000鋁及鋁合金擠壓管第一部分:無縫圓管GB/1'5781-20
