GB51120-20152······1

1總則······8

2術(shù)語······9

3基本規(guī)定······12

4接地裝置······14

4.1接地體與接地網(wǎng)······14

4.2接地引入線······15

5直擊雷防護(hù)裝置······17

5.1接閃器······17

5.2引下線······17

6等電位連接······19

6.1接地排及接地匯集線······19

6.2設(shè)施的接地······19

6.3接地線······20

7線纜的接地與保護(hù)······21

7.1饋線······21

7.2入局線纜······21

7.3弱電信號線纜······22

8防雷器······25

9工程驗(yàn)收······27

9.1隨工驗(yàn)收······27

9.2竣工驗(yàn)收······27

附錄A接地電阻的測量······30

附錄B通信局（站）防雷與基地工程隨工檢驗(yàn)表······32

本標(biāo)準(zhǔn)用詞說明······40

引用標(biāo)準(zhǔn)名錄······41

附：條文說明······42

GB51120-2015 - 副本······1

1總則······45

3基本規(guī)定······46

6等電位連接······47

6.2設(shè)施的接地······47

6.3接地線······47

7線纜的接地與保護(hù)······48

7.3弱電信號線纜······48

8防雷器······49

9工程驗(yàn)收······50

9.2竣工驗(yàn)收······50

附錄A接地電阻的測量······51