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TD324VG VITD 12/1250-20VG


TD324VG VITD 12/1250-20VG
Business Type Manufacturer, Exporter, Supplier, Retailer, Wholesaler

Preferred Buyer From

Location Anywhere in India
We are Muzaffarnagar (Uttar Pradesh) based credible Supplier and Exporter of Vacuum Interrupter for Circuit Breaker. The Vacuum Interrupter For Circuit Breakers, which we offer, are simple to use, and find applications in circuits of high voltage. We offer Vacuum Interrupter For Circuit Breakers that are easy to install and safe to use.

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 1250A
Rated Short- Circuit Current ( 3 Phase Symmetrical Basis) 20kA,r.m.s
Percentage D.C. Component of Rated S.C. Breaking Current 50.00%
Rated Short-Circuit Making Current 50kA,Peak
Rated Duration of Short Time Current 4s
Rated Short-Time Withstand Current 20kA,r.m.s
Rated Peak Withstand Current 50kA,r.m.s
*Maximum Contact Resistance at Minimum Closing Force 19Micro 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.) 2.57kg
Moving Part Weight (Approx.) 0.87kg
Closing Force due to Bellow and Atmospheric 80±40N
Force Required to Hold Contacts open at Full Stroke 120±50N
Mechanical Requirements (Ref. Vcb)
Contact Stroke 8±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 2000±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

Note
  • Meets or exceeds the electrical endurance requirements of class E2 for autoreclosing duty per IEC 62271-200 and JB 8738-2008.
  • * Rated Characteristics to be given on request.
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