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              當前位置: 首頁 >> 全部產品 >> 電線電纜 >> 光纖光纜 >> 天津第一分廠太陽能光伏接地線BVR4平方
              天津第一分廠太陽能光伏接地線BVR4平方
              天津第一分廠太陽能光伏接地線BVR4平方 價格:電議  元(人民幣) 產地:大城縣畢演馬工業區
              最少起訂量:1 發貨地:大城縣畢演馬工業園
              上架時間:2017-07-04 16:15:54 瀏覽量:250
              天津電纜總廠第一分廠  
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              所屬行業:光纖光纜 主要客戶:全國
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              詳細介紹

              BVR4平方太陽能光伏接地線

              在光伏電站的建設施工過程中,接地工程多為隱蔽工程和邊角工程,經常被施工和監理人員所忽視。而有些接地系統一旦發生故障,在廣闊的廠區檢測故障點并修復往往要耗費大量人力和時間。因此,在建設過程中,各參建方應仔細審查、理解設計圖紙,各專業協同合作,對于設計圖紙中銜接不清或施工中存在的不確定應及時反映溝通,勿要放任敷衍,導致返工乃至威脅設備和人身安全。 
              窗體頂端

              雙色接地線 黃綠接地線就是直接連接地球的線,也可以稱為安全回路線,危險時它就把高壓直接轉嫁給地球,算是一根生命線。
              核實接地棒的電壓等級與操作設備的電壓等級是否一致。

              窗體底端。

              一般在光伏電站中,接地引下線和接地體的電阻很小,多可忽略。系統的接地電阻主要為接地體到大地無限遠處的電阻,即主要由接地體周圍的土壤電阻率決定。 土壤電阻率 
              Elizabeth’s profound diplomacy and quick intelligence were shown even thus early at this critical juncture. Sir Robert Tyrwhitt and his wife were sent by the Protector to worm out of her all she knew of the plot. Threats, cajolery, forged letters and invented confessions, were all tried upon her in vain. She would tell nothing of importance. “She hath,” says Tyrwhitt, “a very good wit and nothing is gotten of her but by great policy.” She bitterly resented the imprisonment of her governess, Mrs. Ashley, and the substitution of Lady Tyrwhitt; and said that she had not so behed that they need put more mistresses upon her; wept all night and sulked all day, but withal was too much for Tyrwhitt, who owed that “if he had to say his fantasy he thinks it more meet she should he two governesses than one.”

              按不同電壓等級選用對應規格的接地線。

              掛接地線前必須先驗電,未驗電掛接地線是基層中較普遍的習慣性違章行為,在懸掛時接地線道體不能和身體接觸。
              窗體底端。

              窗體頂端
              the handsome, showy Seymour; but how far their relations went will most likely never now be known. She indignantly wrote to the Protector complaining of the slanders that were current about her, to the effect that she was with child by the Lord Admiral and demanded to be allowed to come to Court and “show herself as she was”; but virtuous indignation, real and assumed, was always one of her fourite weapons. Tyrwhitt said he believed a secret compact had been entered into between her and Ashley and Parry never to confess during their lives. “They all sing one song and she hath set the note for them.”
              工作接地方式主要有以下三種類型:(1)中性點非直接接地方式(I-T)。用電設備中性點不接入大地,(2)單個保護接地方式(T-T)。電源變壓器的中性點直接接地,用電設備外殼可導電部分直接接入大地(3)中性點直接接地方式(T-N)。在這種方式中,電力系統變壓器中性點直接接地,用電設備外殼可導電部分通過接地引下線和接地系統作良好的金屬性連接,。 
              窗體底端。

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