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| Business Type | Manufacturer, Exporter, Supplier, Retailer, Wholesaler |
Preferred Buyer From
| Location | Anywhere in India |
| Electrical Ratings (3Phase) Symmetrical Basis | |
| Rated Frequency | 50/60Hz |
| Rated Maximum Line to Line Voltage | 12kV,r.m.s |
| Rated Power Frequency Withstand Voltage : Air | 42kV,r.m.s |
| Rated Impulse Withstand Voltage : Air | 95kV,Peak |
| Rated Normal Current | 2000A |
| Rated Short- Circuit Current ( 3 Phase Symmetrical Basis) | 26.3kA,r.m.s |
| Percentage D.C. Component of Rated S.C. Breaking Current | 50.00% |
| Rated Short-Circuit Making Current | 66kA,Peak |
| Rated Duration of Short Time Current | 4s |
| Rated Short-Time Withstand Current | 26.3kA,r.m.s |
| Rated Peak Withstand Current | 66kA,r.m.s |
| *Maximum Contact Resistance at Minimum Closing Force | 18Micro ohms |
| *Rated Breaking Current of Single Capacitor Bank | 630A,r.m.s |
| *Rated Breaking Current of Back-to-Back Capacitor Bank | 400A,r.m.s |
| Rated operating sequence | o-0.3s-co-180s-co |
| Mechanical Data | |
| Interrupter Weight (Approx.) | 3.10kg |
| Moving Part Weight (Approx.) | 1.3kg |
| Closing Force due to Bellow and Atmospheric | 120±50N |
| Force Required to Hold Contacts open at Full Stroke | 190±60N |
| Mechanical Requirements (Ref. Vcb) | |
| Contact Stroke | 10±1 mm |
| Opening Speed (average of 75 contact gap) | 1.1±0.2m/Sec |
| Maximum Overtravel During Opening | 2mm |
| Maximun Rebound During Opening | 2mm |
| Closing Speed (average of last 30% contact gap) | 0.6±0.2m/Sec |
| Maximum Contact Bounse Duration (with maximum 2 bounces) | â‰Â¤2ms |
| Rated Contact Compressive Force | 2500±200N |
| Closing and Opening non-simultaneity of three-phase Contacts | â‰Â¤2ms |
| Life (Estimated) | |
| Electrical Life at Rated Normal Current | 50,000 Operations |
| Electrical Life at Rated Short Circuit Current | 100 Operations |
| Mechanical Life | 50,000 Operations |
| Contact Erosion Limit | 3mm |
| Shelf Life | 20Years |
