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vacuum interrupter for indoor circuit breaker

Min. Order: 3 Piece/Pieces
Payment Terms: L/C, D/P, D/A, T/T, WU
Place of Origin: Hubei

Company Profile

Location: Wuhan, Hubei, China (Mainland)
Business Type: Manufacturer, Distributor/Wholesaler

Product Detail

Model No.: VTD44601F
Means of Transport: Ocean, Air, Land
Type: Vacuum
Poles Number: 3
Brand Name: Feite
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Product Description

Main Technical Data
Please see the attachment.
Rated voltage24KV
Rated current2000A
Rated frequency50HZ
Rated short-time power frequency withstand voltage (1min)                          79KV
Rated lightring impulse withstand voltage (1 min)145KV
Rate short-circuit breaking current31.5KA
Rate short-circuit making current(peak)80KA
Rated operations of short-circuit breaking current interruption20 times
Rated single capacitor bank breaking current630A
Rated short-time withstand current31.5KA
Rated peak withstand current80KA
Rated duration of short-circuit4s
Mechanical life10000 times
Contact closing force due to bellows and atmosphere120±50N
Conterforce at rated contact stroke190±60N
Circuit resistance at rated contact atmosphere force ≤15μΩ
contact erosion limit3mm
Shelf life20 years
Weight of moving parts≤1.2kg
MECHANICAL DATA REQUIRED FOR MATCHED VACUUM SWITCHGEAR
Added contact force
3150±100N
Average opening speed1.2±0.2m/s
Average closing speed   
0.7±0.2m/s
Contact bouncing duration at closing operation ≤2ms
Contact bouncing bank amplitude of opening operation ≤2mm
Three-pole simultaneity
rated contact stroke
 ≤1ms
13±1mm
Note:Rated characteristics can be customised on requirment

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