vacuum interrupter for outdoor circuit breaker VTD3142EC manufacturer from China Wuhan Feite Electric Co.,Ltd

Payment Terms:	T/T,L/C,D/A,D/P
Place of Origin:	Hubei, China (Mainland)

Product Detail

Model No.: VTD3142EC

Type: Vacuum

Brand Name: Feite

Means of Transport: Ocean,Land,Air

Poles Number: 3

1.Once Seal-Exhaust Technique
2.two types:ZKTD630/12-16,630/12-20
3.favourable price and selected qualit

Main Technical Data

Please see the attachment.

Rated voltage	12KV
Rated current	630A
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	16/20KA
Rate short-circuit making current(peak)	40/50KA
Rated operations of short-circuit breaking current interruption	30 times
Rated single capacitor bank breaking current	400A
Rated short-time withstand current	16/20KA
Rated peak withstand current	40/50KA
Rated duration of short-circuit	4s
Mechanical life	10000 times
Contact closing force due to bellows and atmosphere	70±40N
Conterforce at rated contact stroke	120±50N
Circuit resistance at rated contact atmosphere force	≤20μΩ
contact erosion limit	3mm
Shelf life	20 years
Weight of moving parts	≤0.7kg

MECHANICAL DATA REQUIRED FOR MATCHED VACUUM SWITCHGEAR

Added contact force	1300/1600±100N
Average opening speed	1.0±0.25m/s
Average closing speed	0.65±0.15/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