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Help CenterPole Mounted Outdoor Vacuum Circuit Breaker
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Specifications
Type:Vacuum Poles Number:3 Color: Chocolate Brown Rated frequency: 50Hz Net weight:85Kg Specification:950*365*760Specifications
1.Pole Mounted Outdoor VCB, Capacity 630A,12kV,16kA with CT, PT 2.Full Automatic Re-closer Unit, with RS485 communication port
Summary and Technical Parameter:
ZW32-12 series pillar type outdoor Vacuum circuit breaker is a kind of outdoor H.V switch equipment with 50Hz three-phase alternating current and rated voltage 12kV. It apply to break and close the load current, overload current and short-circuit current in cities and country power distribution system
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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