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                                                                                                                                                                      當周界安防產品遭遇雷雨天氣該怎么辦

                                                                                                                                                                      創建時間:2022-05-09 11:56

                                                                                                                                                                      當周界安防產品遭遇雷雨天氣該怎么辦?

                                                                                                                                                                      雷擊后果既可能是火災、機械破壞、人員傷亡、電氣、電子系統設備損壞。還可能危及供電、計算機控制及調節系統,造成供電中斷、數據丟失、生產停頓。所以周界安防設備要做好的防雷保護。

                                                                                                                                                                      如何做好周界產品設備防雷接地

                                                                                                                                                                      周界系統如何做好防雷接地,直接影響整個系統運行,所以做好防雷接地既有效保護周界產品設備,又防止感應雷干擾周界設備運行。

                                                                                                                                                                      下面就給大家介紹下如何做好防雷接地:

                                                                                                                                                                      一、脈沖電子圍欄系統如何做好防雷接地
                                                                                                                                                                      脈沖電子圍欄系統接地屬性可分為強電和弱電防雷接地;

                                                                                                                                                                      強電接地點包括:
                                                                                                                                                                      1.避雷器接地;
                                                                                                                                                                      2. 主機高壓接地;

                                                                                                                                                                      弱電接地點包括:
                                                                                                                                                                      1.RS485 通訊線纜屏蔽層;
                                                                                                                                                                      2. 主機 RS485 通訊接地;

                                                                                                                                                                      外加防雷器包括:
                                                                                                                                                                      RS485主機和網絡主機信號外加防雷器;

                                                                                                                                                                      強電弱電防區接地:
                                                                                                                                                                      1.每個防區的 2 個強電接地點共用 1 條接地角鐵(1.5 米熱鍍鋅角鋼);
                                                                                                                                                                      2.每個防區的 2 個弱電接地點共用 1 條接地角鐵(1.5 米熱鍍鋅角鋼);

                                                                                                                                                                      接地角鐵規格:
                                                                                                                                                                      ≥40×40×5×1500mm(應有≥Φ10mm 接地螺栓或孔),熱鍍鋅防腐工藝,強力垂直砸入地下(以不裸露接地角鐵為宜)

                                                                                                                                                                      1.強電接地鐵與弱電接地鐵之間距離≥10 米;
                                                                                                                                                                      2.強電及弱電接地阻值根據國家標準應≤10Ω;

                                                                                                                                                                      如現場土質較為干燥或無法達到≤10Ω接地阻值要求,應當在接地點位置使用降阻劑;

                                                                                                                                                                      二、高壓電網系統如何做好防雷接地

                                                                                                                                                                      高壓電網系統多種接地防雷措施:

                                                                                                                                                                      1.電網主機高壓接地(與前端線網環形接地鋁絞線連接);
                                                                                                                                                                      2.前端線網環形接地(繞圍墻一周,與各個支架可靠綁扎),每隔100m做一個接地體,接<10Ω;
                                                                                                                                                                      3.前端避雷接地(避雷器底部接地端固定于支架);
                                                                                                                                                                      4.電網主機弱電保護接地(RS485-E);
                                                                                                                                                                      5.通訊線纜屏蔽層接地;
                                                                                                                                                                      6.高壓電網主機無論485通訊網絡通訊,通訊線都外加防雷器;
                                                                                                                                                                      根據系統中各接地作用的不同,可將①②③項可靠連接,并共用接地體(強電接地,接地電阻<10Ω);第④⑤項可靠連接,并共用另一接地體(弱電接地,接地電阻<10Ω),各接地體之間必須保持≥10m直線距離,以保證設備安全運行。

                                                                                                                                                                      三、牧場電子圍欄系統如何做好防雷接地

                                                                                                                                                                      牧場電子圍欄系統接地屬性為強電防雷接地;

                                                                                                                                                                      強電接地點包括:
                                                                                                                                                                      1.避雷器接地;
                                                                                                                                                                      2. 主機高壓接地;
                                                                                                                                                                      每個防區的共用一個強電接地點共用 1 條接地角鐵(1.5 米熱鍍鋅角鋼)

                                                                                                                                                                      強電及弱電接地阻值根據國家標準應≤10Ω;
                                                                                                                                                                      接地角鐵規格:≥40×40×5×1500mm(應有≥Φ10mm 接地螺栓或孔),熱鍍鋅防腐工藝,
                                                                                                                                                                      如現場土質較為干燥或無法達到≤10Ω接地阻值要求,應當在接地點位置使用降阻劑;

                                                                                                                                                                      周界系統必須嚴格做好防雷接地設備方可避免設備損壞,有了以上妙招,周界安防產品再也不怕刮風下雨了啦~ ∩_∩

                                                                                                                                                                      如需脈沖電子圍欄|張力圍欄|高壓電網|振動光纖|激光對射|相控陣雷達|牧場電子圍欄等周界防范報警系統解決方案和報價 

                                                                                                                                                                      歡迎咨詢 400-6699-531

                                                                                                                                                                      脈沖|張力電子圍欄 牧場圍欄 高壓電網 振動光纖 激光對射 相控陣雷達 周界報警系統廠家

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