Wecome VCB 1250A
Basisinformation
Modell: Vd4
Produktbeschreibung
General Description
VW1-12VCB arbeitet mit ausgereiften APG Technologie, direkt Verkapselung Vakuum Unterbrecher und
Hauptstrombahn in das Epoxy Harz Polen, solide Isolierung Formulartyp, repräsentieren das höhere Niveau der Entwicklung und Herstellung von
der Mittelspannung Vakuumleistungsschalter in der zeitgenössischen Welt.
unser Vorteil
Dimension
technische Daten
No. |
Description |
Unit |
Data |
||||
1 |
Rated voltage |
kV |
12 |
||||
2 |
Rated insulation levels |
Rated power frequency withstand voltage/1min ( phase to phase, phase to earth, open contacts) |
kV |
42 |
|||
|
Rated lighting impulse withstand voltage (phase to phase, phase to earth, open contacts) |
75 |
||||||
3 |
Rated frequency |
Hz |
50 |
||||
4 |
Rated current |
A |
630 |
630 |
1250 |
1600 |
|
1250 |
1250 |
1600 |
2000 |
||||
|
|
2000 |
2500 |
||||
|
|
2500 |
3150 |
||||
|
|
|
4000 |
||||
5 |
Rated short circuit breaking current |
kA |
20 |
25 |
31.5 |
40 |
|
6 |
Rated short time withstand current(4s) |
kA |
20 |
25 |
31.5 |
40 |
|
7 |
Rated short circuit making current |
kA |
50 |
63 |
80 |
100 |
|
8 |
Rated peak value of withstand current |
kA |
50 |
63 |
80 |
100 |
|
9 |
Rated operating sequence |
|
O-0.3s-CO-180s-CO O-180s-CO-180s-CO |
||||
10 |
Rated short circuit breaking current breaking times |
times |
30/20(40kA) |
||||
11 |
Rated cable charge breaking current |
A |
25 |
||||
12 |
Rated single capacitor bank breaking current |
A |
630/400(40kA) |
||||
13 |
Rated back to back capacitor bank breaking current |
|
400 |
||||
14 |
Mechanical life |
times |
10000 |
||||
16 |
Allowed abrade cumulative thickness of moving and static contactor |
mm |
3 |
||||
17 |
Clearance between open contacts |
mm |
11±1 |
||||
18 |
Contact stroke |
mm |
3.5±0.5 |
||||
19 |
Bounce duration of contact closing |
ms |
≤2 |
||||
20 |
Non-simultaneity of three phase for opening and closing |
ms |
≤2 |
||||
Firmenprofil
Produktgruppe : Vakuum-Leistungsschalter
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