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pemutus sirkuit vakum kolam 12kV
| Model No. : | ZW32-12 |
|---|---|
| Brand Name : | Shuguang listrik |
| Application : | High-voltage |
Deskripsi Produk
Parameter teknis dan ringkasan:
ZW32-12 seri pilar tipe kolam vakum pemutus sirkuit adalah semacam kolam H.V switch peralatan dengan 50Hz tiga fase arus bolak-balik dan tegangan pengenal 12kV. It tinggi berlaku untuk istirahat dan dekat arus beban, arus yang berlebihan dan rangkaian pendek saat ini di kota dan negara daya sistem distribusi
|
NO. |
Name |
Unit |
Parameter |
||
|
1 |
Rated Voltage |
|
12 |
||
|
2 |
Rated insulation level |
1 min power frequency withstand voltage |
|
Wet:34,Dry:42(positive,negative),48(fracture and isolation clearance) |
|
|
Lightning impulse withstand voltage(peak) |
earth,phase |
|
75 |
||
|
insulating fracture |
|
85 |
|||
|
3 |
Rated Current |
A |
400,63 |
||
|
4 |
Rated short-circuit breaking current (peak) |
KA |
12.5,16,20 |
||
|
5 |
Rated short-circuit closing current (peak) |
31.5.40.50 |
|||
|
6 |
Rated dynamic current (rated limit through-current) |
31.5,40,50 |
|||
|
7 |
Rated short time withstand current |
12.5,16,20 |
|||
|
8 |
Breaking times of rated short-circuit switch-off current |
Times |
30 |
||
|
9 |
Rated duration of short-circuit |
S |
4 |
||
|
10 |
Rated operating order |
|
O-0.3S-CO-180S-CO |
||
|
11 |
Mechanical life |
Times |
10000 |
||
|
12 |
Automatic striking and grinding cumulative thickness |
mm |
3 |
||
|
13 |
Operating mechanism rated switch-on voltage |
V |
AC,DC110/220 |
||
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