ydt2324-2011無線基站防雷技術(shù)要求和測(cè)試方法非正式版

1、YD中華人民共和國(guó)通信行業(yè)標(biāo)準(zhǔn)YDT2324—2011無線基站防雷的技術(shù)要求和測(cè)試方法無線基站防雷的技術(shù)要求和測(cè)試方法TechnicalSpecificationTestMethodsfLightningProtectionofRadioBaseStations20110518發(fā)布20110601實(shí)施中華人民共和國(guó)工業(yè)和信息化部6.4.3無線基站用信號(hào)保護(hù)器檢測(cè)方法....................................

2、.................................1515151518202024242427272727282929293032323334353639393940404041416.5無線基站用設(shè)備防雷的測(cè)試方法..................................................................................6.5.1試驗(yàn)前電性能檢查.........

3、....................................................................................6.5.2無線基站設(shè)備耐混合波的雷電防護(hù)性能測(cè)試..................................................6.5.3無線基站電源設(shè)備耐沖擊電流的雷電防護(hù)性能試驗(yàn)...................................

4、..附錄附錄A(資料性附錄資料性附錄)饋線屏蔽層離塔處接地判定及同軸電纜安裝饋線屏蔽層離塔處接地判定及同軸電纜安裝SPD必要性計(jì)算必要性計(jì)算................A.1饋線屏蔽層離塔處接地與否判定.................................................................................A.2同軸電纜安裝SPD必要性.....................

5、........................................................................A.2.1計(jì)算步驟......................................................A.2.2電流沿天線塔的分配因子（?）..................................附錄附錄B(資料性附錄資料性附錄)無線基站雷擊的四個(gè)端口無線基站

6、雷擊的四個(gè)端口...........................................................................B.1電源端口.........................................................................................................................B.2信號(hào)控制端口.

7、..............................................................................................................B.3天饋線饋電端口....................................................................................................

8、........B.4接地端口..........................................................................................................................附錄附錄C(資料性附錄資料性附錄)接地接地..............................................................

9、.................................................C.1無線基站接地的目的.....................................................................................................C.2基站地網(wǎng)的組成形式..............................................

10、.......................................................C.3地網(wǎng)大小及網(wǎng)格數(shù)與接地電阻的關(guān)系..........................................................................C.4地網(wǎng)與沖擊半徑及無線基站地網(wǎng)最佳面積大小.................................................

11、........C.4.1接地網(wǎng)與沖擊半徑..............................................C.4.2地網(wǎng)的最佳面積大小............................................C.5網(wǎng)格與均衡電壓接觸系數(shù)的關(guān)系..............................................................................

12、...C.6功能分類接地與統(tǒng)一接地.............................................................................................附錄附錄D(資料性附錄資料性附錄)典型地網(wǎng)示意圖典型地網(wǎng)示意圖...............................................................................

13、............附錄附錄E(資料性附錄資料性附錄)兩種等電位連接的對(duì)比分析兩種等電位連接的對(duì)比分析.......................................................................E.1典型的星形接地方式....................................................................................

14、..................E.2典型的網(wǎng)形接地方式.....................................................................................................附錄附錄F(資料性附錄資料性附錄)低壓配電系統(tǒng)的防護(hù)低壓配電系統(tǒng)的防護(hù)......................................................

15、..............................F.1基站環(huán)境要求與SPD的選擇...........................................................................................F.2基站用電源SPD起火的主要原因.................................................................

16、...................F.3“31”三相電源防雷電路...........................................................................................F.4對(duì)于分布式基站直流拉遠(yuǎn)防護(hù)...............................................................................