Interruptor de vácuo TF324P
Informação básica
Modelo: VITF 12/1250-20P
Descrição do produto
Interruptor de vácuo para disjuntor de carga
VITF 12/1250-20P
| ELECTRICAL RATINGS(3PHASE) SYMMETRICAL BASIS | |
| 1.Rated Frequency | 50/60Hz |
| 2.Rated Maximum Line to Line Voltage | 12kV,r.m.s |
| 3.Rated Power Frequency Withstand Voltage:Air | 42kV,r.m.s |
| 4.Rated Impulse Withstand Voltage:Air | 95kV,Peak |
| 5.Rated Normal Current | 1250A |
| 6.Maximum Contact Resistance at Minimum Closing Force | 35Micro ohms |
| 7.Rated Short-Time Withstand Current | 20kA,r.m.s |
| 8.Rated Duration of Short Time Current | 4s |
| 9.Rated Peak Withstand Current | 50kA,r.m.s |
| 10.Rated Short-Circuit Making Current | 50kA,Peak |
| 11.Rated Active Load Breaking Current | 630A |
| 12.Rated Closed-Loop Breaking Current | 630A |
| 13.Rated Capacity of No-Load Transformer | 100A |
| 14.Rated Cable-Charging Breaking Current | 10A |
| 15.*Rated Breaking Current of Single Capacitor Bank | 400A |
| 16.*Rated Breaking Current of Back-to-Back Capacitor Bank | 400A |
| MECHANICAL DATA | |
| 1.Interrupter Weight(Approx.) | 1.18kg |
| 2.Moving Part Weight(Approx.) | 0.58kg |
| 3.Closing Force due to Bellow and Atmospheric | 6030N |
| 4.Force Required to Hold Contacts open at Full Stroke | 13040N |
| MECHANICAL REQUIREMENTS(REF. VCB) | |
| 1.Contact Stroke | 91 mm |
| 2.Opening Speed(average of 75 contact gap) | 1.00.2m/Sec |
| 3.Maximum Overtravel During Opening | 2mm |
| 4.Maximun Rebound During Opening | 2mm |
| 5.Closing Speed(average of last 30% contact gap) | 0.60.2m/Sec |
| 6.Maximum Contact Bounse Duration(with maximum 2 bounces) | 2ms |
| 7.Rated Contact Compressive Force | 1000100N |
| 8.Added external contact force at contact touch point | 75080N |
| LIFE (ESTIMATED) | |
| 1.Mechanical Life | 10,000Operations |
| 2.Contact Erosion Limit | 3mm |
| 3.Shelf Life | 20Years |
|
1.Meets or exceeds the electrical endurance requirements of class E2 for autoreclosing duty per IEC 62271-200 and JB 8738-2008. 2.* Rated Characteristics to be given on request |
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Grupo de Produto : Interruptor de vácuo
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