Innenausziehbarer Typ 12kV des Mittelspannungs-Vakuumleistungsschalters VCB VD4
Basisinformation
Modell: VD4 vacuum circuit breaker
Produktbeschreibung
Item | Unit | Data | |
Rated voltage | kV | 12 | |
Rated insulation voltage | 1 min power frequency withstand voltage | kV | 65 |
Lightning impulse withstand voltage(peak) | kV | 75 | |
Rated frequency | Hz | 50/60 | |
Rated current | A | 630,1250,1600,2000,2500,3150 | |
Rated short-time withstand current | kV | 20,25,31.5 | |
Rate peak withstand current | 50,63,80 | ||
Rate short-circuit duration | S | 4 | |
a.c. component of rate short-circuit breaking current | kA | 42 | |
Rated short-circuit making current | kA | 50,63,80,100 | |
Mechanical life | time | 10000 | |
Permitted abrasion thickness of moving and fixed contacts | mm | 3 | |
Arcing time | ms | ≤15 |
Produktgruppe : Vakuum-Leistungsschalter
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