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12kV buiten vacuümvermogenschakelaar
| Model No. : | ZW32-12 |
|---|---|
| Brand Name : | Shuguang elektrische |
| Application : | High-voltage |
Product beschrijving
Samenvatting en technische Parameter:
ZW32-12 serie pijler type buiten vacuümvermogenschakelaar is een soort van buiten H.V schakelaar apparatuur met 50Hz driefasige wisselstroom en nominale spanning 12kV. Het van toepassing op pauze en sluit de huidige belasting, huidige overbelasting en kortsluiting huidige in steden en land macht distributiesysteem
|
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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