Place of Origin: | Hubei |
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Location: | Wuhan, Hubei, China (Mainland) |
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Business Type: | Manufacturer, Distributor/Wholesaler |
Model No.: | VTD36801GF |
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Type: | Vacuum |
Poles Number: | 3 |
Brand Name: | Feite |
Rated voltage | 12KV |
Rated current | 3150A |
Rated frequency | 50HZ |
Rated short-time power frequency withstand voltage (1min) | 48KV |
Rated lightring impulse withstand voltage (1 min) | 85KV |
Rate short-circuit breaking current | 31.5/40KA |
Rate short-circuit making current(peak) | 80/100KA |
Rated operations of short-circuit breaking current interruption | 30 times |
Rated single capacitor bank breaking current | 630A |
Rated short-time withstand current | 31.5/40KA |
Rated peak withstand current | 80/100KA |
Rated duration of short-circuit | 4s |
Mechanical life | 20000 times |
Contact closing force due to bellows and atmosphere | 250±50N |
Conterforce at rated contact stroke | 330±60N |
Circuit resistance at rated contact atmosphere force | ≤15μΩ |
contact erosion limit | 3mm |
Shelf life | 20 years |
Weight of moving parts | ≤2.3kg |
Added contact force | 3150/4500±200N |
Average opening speed | 1.1±0.2m/s |
Average closing speed | 0.7±0.2/s |
Contact bouncing duration at closing operation | ≤2ms |
Contact bouncing bank amplitude of opening operation | ≤2mm |
Three-pole simultaneity rated contact stroke | ≤1ms 9±1mm |