|
No.
|
Item
|
XYN□-27.5（2×27.5）/2000-31.5
|
|
1
|
The highest working voltage kV
|
31.5
|
|
2
|
Rated voltage kV
|
27.5
|
|
3
|
Rated current A
|
1250、1600、2000
|
|
4
|
Rated short-circuit breaking current
First-pole-to-clear factor kA
|
31.5
|
|
5
|
Rated short circuit making curren kA
|
63、80
|
|
6
|
Rated peak withstand current kA
|
63、80
|
|
7
|
lighting impulse withstand voltage kV
|
breaks
|
215
|
|
To earth
|
185
|
|
8
|
1min.power frequency withstand voltage kV
|
breaks
|
115
|
|
To earth
|
95
|
|
9
|
Rated short-time withstand current and time kA/S
|
25/4、31.5/4
|
|
10
|
Protection grade
|
IP2X
|
