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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 | 630A |
Maximum Contact Resistance at Minimum Closing Force | 35Micro ohms |
Rated Short-Time Withstand Current | 20kA,r.m.s |
Rated Duration of Short Time Current | 4s |
Rated Peak Withstand Current | 50kA,r.m.s |
Rated Short-Circuit Making Current | 50kA,Peak |
Rated Active Load Breaking Current | 630A |
Rated Closed-Loop Breaking Current | 630A |
Rated Capacity of No-Load Transformer | 100A |
Rated Cable-Charging Breaking Current | 10A |
*Rated Breaking Current of Single Capacitor Bank | 400A |
*Rated Breaking Current of Back-to-Back Capacitor Bank | 400A |
Mechanical Data | |
Interrupter Weight(Approx.) | 1.18kg |
Moving Part Weight(Approx.) | 0.58kg |
Closing Force due to Bellow and Atmospheric | 60±30N |
Force Required to Hold Contacts open at Full Stroke | 130±40N |
Mechanical Requirements (Ref. Vcb) | |
Contact Stroke | 8±1 mm |
Opening Speed(average of 75 contact gap) | 1.0±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 | 1000±100N |
Added external contact force at contact touch point | 750±80N |
Life (Estimated) | |
Mechanical Life | 10,000 Operations |
Contact Erosion Limit | 3mm |
Shelf Life | 20Years |