JGJ46-2005······1

1 總則······9

2 術(shù)語、代號······10

2.1 術(shù)語······10

2.2 代號······12

3 臨時用電管理······14

3.1 臨時用電組織設(shè)計······14

3.2 電工及用電人員······15

3.3 安全技術(shù)檔案······15

4 外電線路及電氣設(shè)備防護······17

4.1 外電線路防護······17

4.2 電氣設(shè)備防護······18

5 接地與防雷······19

5.1 一般規(guī)定······19

5.2 保護接零······21

5.3 接地與接地電阻······22

5.4 防雷······23

6 配電室及自備電源······25

6.1配電室······25

6.2 230／400V自備發(fā)電機組······26

7 配電線路······28

7.1 架空線路······28

7.2 電纜線路······31

7.3 室內(nèi)配線······33

8 配電箱及開關(guān)箱······34

8.1 配電箱及開關(guān)箱的設(shè)置······34

8.2 電器裝置的選擇······36

8.3 使用與維護······39

9 電動建筑機械和手持式電動工具······41

9.1 一般規(guī)定······41

9.2 起重機械······42

9.3 樁工機械······43

9.4 夯土機械······43

9.5 焊接機械······43

9.6 手持式電動工具······44

9.7 其他電動建筑機械······45

10 照明······46

10.1 一般規(guī)定······46

10.2 照明供電······47

10.3 照明裝置······48

附錄A 全國年平均雷暴日數(shù)······50

附錄B 滾球法······54

附錄C 電動機負(fù)荷線和電器選配······57

本規(guī)范用詞說明······60

條文說明······61

1 總則······65

3 臨時用電管理······66

3.1 臨時用電組織設(shè)計······66

3.2 電工及用電人員······67

3.3 安全技術(shù)檔案······67

4 外電線路及電氣設(shè)備防護······68

4.1 外電線路防護······68

4.2 電氣設(shè)備防護······69

5 接地與防雷······70

5.1 一般規(guī)定······70

5.2 保護接零······71

5.3 接地與接地電阻······71

5.4 防雷······72

6 配電室及自備電源······74

6.1配電室······74

6.2 230／400V自備發(fā)電機組······74

7 配電線路······76

7.1 架空線路······76

7.2 電纜線路······77

7.3 室內(nèi)配線······78

8 配電箱及開關(guān)箱······79

8.1 配電箱及開關(guān)箱的設(shè)置······79

8.2 電器裝置的選擇······80

8.3 使用與維護······81

9 電動建筑機械和手持式電動工具······83

9.1 一般規(guī)定······83

9.2 起重機械······83

9.3 樁工機械······84

9.4 夯土機械······84

9.5 焊接機械······84

9.6 手持式電動工具······85

9.7 其他電動建筑機械······85

10 照明······87

10.1 一般規(guī)定······87

10.2 照明供電······87

10.3 照明裝置······88