TD325K interrupteur sous vide
Informations de base
Modèle: VITD 12/1250-25K
Description du produit
Interrupteur sous vide
VITD 12/1250-25K
| 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.Rated Short-Circuit Current(3Phase Symmetrical Basis) | 25kA,r.m.s |
| 7.Percentage D.C. Component of Rated S.C. Breaking Current | 50% |
| 8.Rated Short-Circuit Making Current | 63kA,Peak |
| 9.Rated Duration of Short Time Current | 4s |
| 10.Rated Short-Time Withstand Current | 25kA,r.m.s |
| 11.Rated Peak Withstand Current | 63kA,r.m.s |
| 12.*Maximum Contact Resistance at Minimum Closing Force | 19Micro ohms |
| 13.*Rated Breaking Current of Single Capacitor Bank | 630A,r.m.s |
| 14.*Rated Breaking Current of Back-to-Back Capacitor Bank | 400A,r.m.s |
| 15.Rated operating sequence | o-0.3s-co-180s-co |
| MECHANICAL DATA | |
| 1.Interrupter Weight(Approx.) | 2.31kg |
| 2.Moving Part Weight(Approx.) | 0.93kg |
| 3.Closing Force due to Bellow and Atmospheric | 8040N |
| 4.Force Required to Hold Contacts open at Full Stroke | 12050N |
| MECHANICAL REQUIREMENTS(REF. VCB) | |
| 1.Contact Stroke | 111 mm |
| 2.Opening Speed(average of 75 contact gap) | 1.10.2m/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 | 2000200N |
| LIFE (ESTIMATED) | |
| 8.Closing and Opening non-simultaneity of three-phase Contacts | 2ms |
| 1.Electrical Life at Rated Normal Current | 50,000Operations |
| 2.Electrical Life at Rated Short Circuit Current | 100Operations |
| 3.Mechanical Life | 50,000Operations |
| 4.Contact Erosion Limit | 3mm |
| 5.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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Groupes de Produits : Interrupteur sous vide
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