无码流出第一集2一亚洲无码,成人在线日韩中文字幕,欧美精品一二三四区中文字幕,国产中文字幕久久久久久,激情av五月天国产传媒,亚洲精品人妻在线视频,91成人精品免费在线观看视频,日韩色网站在线观看,99久久精品美女粉嫩奶头

額定電壓

Rated voltage

        kV

12

24

額定頻率

Rated frequency

        Hz

50/60

50/60

額定短時工頻耐壓

Rated power-frequency withstand voltage

        kV

42

65

額定雷電沖擊耐壓

Rated lightning impulse withstand voltage

        kV

75

125

額定峰值耐受電流

Rated peak withstand current

  Up to kA

63

50

額定短路關合電流

Rated short-circuit making current

  Up to kA

63

50

額定短時耐受電流

Rated short-time withstand current

1 s

  Up to kA

25

20

3 s

  Up to kA

20

20

額定短路開斷電流

Rated short-circuit breaking current

  Up to kA

25

20

額定母線電流

Rated normal current for busbar

  Up to  A

1250

環境溫度

Ambient air temperature

不帶二次設備

Without secondary equipment

  °C

-25 ~ +70

帶二次設備

With secondary equipment

  °C

-5  ~ +55

防護等級

Protection degree

一次部分

Primary part

IP67

柜體外殼

Switchgear enclosure

IP2X / IP3X

二次部分

Secondary part

IP3X / IP4X