DBT29-58-2020······1

1 總則······10

2 術(shù)語(yǔ)······11

3 雷電防護(hù)等級(jí)和防護(hù)區(qū)······16

3.1 雷電防護(hù)等級(jí)（LPL）······16

3.2 雷電防護(hù)區(qū)······16

4 風(fēng)險(xiǎn)評(píng)估······19

5 雷電電磁脈沖防護(hù)措施（SPM）······23

5.1 一般規(guī)定······23

5.2 浪涌保護(hù)器（SPD）······23

5.3 磁屏蔽措施和合理布線······31

5.4 隔離界面······34

5.5 接地和連接網(wǎng)絡(luò)······34

6 施工······37

6.1 一般規(guī)定······37

6.2 浪涌保護(hù)器的施工······37

7 檢測(cè)與驗(yàn)收······40

7.1 一般規(guī)定······40

7.2 施工檢測(cè)的內(nèi)容······40

7.3 竣工驗(yàn)收······41

8 運(yùn)維······43

8.1 一般規(guī)定······43

8.2 雷電電磁脈沖防護(hù)裝置的維護(hù)原則······43

8.3 雷電防護(hù)裝置視情維護(hù)內(nèi)容······44

8.4 雷電防護(hù)裝置的維護(hù)管理······44

8.5 智能防雷系統(tǒng)······45

附錄A 電氣和電子系統(tǒng)的雷電防護(hù)等級(jí)······46

附錄B LPZ區(qū)內(nèi)電磁環(huán)境的評(píng)估基礎(chǔ)······47

附錄C 既有建筑物內(nèi)SPM的實(shí)施······53

附錄D SPD的選用······55

附錄E ISPD的取值和估算······58

附錄F 智能防雷系統(tǒng)······66

附錄G 浪涌保護(hù)器的安裝······70

本標(biāo)準(zhǔn)用詞說(shuō)明······75

引用標(biāo)準(zhǔn)名錄······76

條文說(shuō)明······77

1 總則······81

2 術(shù)語(yǔ)······82

3 雷電防護(hù)等級(jí)和防護(hù)區(qū)······84

4 風(fēng)險(xiǎn)評(píng)估······88

5 雷電電磁脈沖防護(hù)措施（SPM）······90

8 運(yùn)維······103