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Vacuum Interrupter for 12KV Load Switch
| Model No. : | TF310A |
|---|
Product description
Rated frequency :50 Hz
Rated Voltage :12 kV
Rated short-time power-frequency withstand voltage (1 min) : 42 kV
Rated lightning impulse withstand voltage: 75 kV
CURRENT RATINGS Rated Current : 630 A
Circuit resistance at lowest rated contact force : ?35
Rated short-time withstand current: 12.5 kA
Rated duration of short-circuit :3 s
Rated peak withstand current: 31.5 kA
Rated short-circuit making Current : 31.5kA
Rated active load breaking current : 630 A
Rated closed-loop breaking current :630 A
"Baoguang" brand vacuum interrupter includes over 200 varieties which are equipped in AC vacuum circuit-breaker, load breaker switch, contactor, recloser and section switch for rated voltage from 0.38KV to 126KV, and the range of rated current is 160A to 6300A, rated short circuit breaking current is 2.5KA to 80KA.
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