絕緣環網櫃

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

額定雷電衝擊耐壓

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

2 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

630

環境溫度

Ambient air temperature

不帶二次設備

Without secondary equipment

°C

-25/-40*  to +70

帶二次設備

With secondary equipment

°C

-5/-15*/-25* to +55

存儲 / 運輸

Storage/transport

°C

-40  to +70

防護等級

Degree of protection

一次部分

Primary part

IP67

櫃體外殼

Switchgear

IP2X / IP3X

二次部分

Secondary part

IP3X / IP4X

內部燃弧等級*

 IAC*

靠牆安裝

Wall-standing arrangement

A FL    up to 21kA (1s)

自由安裝*

Free-standing arrangement*

A FLR up to 21kA (1s)