TGW是停車場管理系統設計和解決方案的專業人員。
應根據車牌識別系統的不同腐蝕介質採取相應的防護措施。 在腐蝕或特殊濕度的地方使用電纜橋架接線時。 應選擇塑料護套電纜。 無設計要求時,不得使用2根金屬線作為設備的接地導體。 金屬線槽總長度不得少於2處,須與PE或筆式電纜幹線連接。
截面不得小於4平方毫米,鍍鋅線槽之間的連接耦合器兩端不與接地線連接,3個非鍍鋅金屬電纜橋架之間的連接板兩端與銅芯接地線連接。 但是,在連接板的兩端至少應有2個帶有鎖緊螺母或鎖緊墊圈的連接和固定螺栓。 由於金屬線槽多由0.41.5rhm厚的鋼板製成,因此金屬電纜橋架布線一般適合在正常環境下室內場所進行露天敷設。 它的結構特點決定了金屬線槽布線不應用於玻璃對金屬線槽腐蝕嚴重的地方。 它是一個封閉的金屬線槽,帶槽蓋,耐火性相當於金屬導管。
它可以放在建築物的天花板上。 它也用於科學研究實驗室或具有無法隱藏的預製平板結構的項目。 它也適用於舊項目中的線路改造和更換。 同時,它也用於弱電線路天花板的隱蔽敷設。 塑料電纜橋架一般適用於正常環境下室內場所的露天敷設。
金屬線槽和接地: 並遵守以下規定: 金屬線槽必須與PE或PF具有可靠的電氣連接。 N線。 1. 金屬線槽不得與跳線接地線焊接。 無設計要求時,不得使用2根金屬線作為設備的接地導體。 金屬線槽總長度不得少於2處,須與PE或筆式電纜幹線連接。 截面不得小於4平方毫米,鍍鋅線槽之間的連接耦合器兩端不與接地線連接,3個非鍍鋅金屬電纜橋架之間的連接板兩端與銅芯接地線連接。 但是,在連接板的兩端至少應有2個帶有鎖緊螺母或鎖緊墊圈的連接和固定螺栓。
在分支和轉彎處編號的直線應標記。 禁止將電橋直接點焊在金屬結構上。 車牌識別系統用於組合橋與附件緊固螺栓的連續連接。 應注意螺栓裝置的方向。 橋樑裝置完成後,應根據施工圖上的標誌進行分類,螺栓頭應在橋樑內側,螺母應在外側。 螺栓長度應適中,緊固後應延伸約10毫米。 當需要將維護管向下引導到水平橋上的設備時,必須使用管座。 伸入橋的管端長度應相同。 管口應裝有保護套。 維護管應牢固地固定在距維護管彎管300-400毫米的距離處。 彎曲半徑,標準彎頭和組合彎頭裝置要求使用標準彎頭。 框架的高度應符合設計要求。 彎管的連續連接應在接口處無應力。 連接後不得有凸起或變形。
其縱向和橫向中心線應相互垂直。 肘部前後的中心線應重合或相互平行。 同一樓層的橋樑在彎頭前後應在同一水平面上,偏差不得大於5毫米。 應使用特殊的過渡連接板,並在現場組裝彎頭。 車牌識別系統的彎曲角度一般為135度,但不小於90度。
電纜軸和垂直安裝的電纜橋架的垂直度偏差不得大於長度的2,水平偏差不得大於2,對角線偏差不得大於對角線長度的5。 比如電話。 智能消防工程。 電視信號工程、通信工程。 如電視監控系統、有線電視。 擴聲和聲音工程,例如社區中的背景音樂廣播和建築物中的背景音樂。 它主要用於計算機網絡。 弱電系統主要針對建築物和通用布線工程。 包括建築物、社區、機場、碼頭、鐵路、公路等。 罕見的弱電系統包括: 閉路電視監控系統、防盜報警系統、門禁系統、電子巡更系統、停車場管理系統、可視對講系統、家庭智能系統和安防系統、背景音樂系統、LED顯示系統、等離子拼接屏系統、DLP大屏幕系統、3米複印系統、樓宇自控系統、防雷接地系統尋呼對講及專業對講系統、弱電管道系統、up UPS系統、機房系統、綜合布線系統、計算機局域網系統、物業管理系統、多功能會議室系統、有線電視系統、衛星電視系統、衛星通信系統、消防系統、電話通信系統、酒店管理系統、視頻點播系統等。
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