Zn28 Vs1 Vacuum Interrupter for Indoor Circuit Breaker (208E)

Name: Zn28 Vs1 Vacuum Interrupter for Indoor Circuit Breaker (208E)
Brand: all-electronics-online.com
SKU: 839394625
Availability: InStock
Rating: 4.3 (79 reviews)

Price:	US $ 61.53-66/Piece
Min Order:	1/Piece
Pay Type:	L/C,T/T,D/P,Western Union

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ZN28 VS1 Vacuum Interrupter For Indoor Circuit Breaker

Main Technical Data

Main Technical Data
Rated Voltage	12kV
Rated Current	630/1250A
Rated Frequency	50Hz
Rated Short-time power frequency withstand voltage(1min)	42kV
Rated Lighting impulse withstand voltage	75kv
Rated short-circuit breaking current	25KA
Rated short-circuit making current(peak)	63kA
Breaking operations of rated short circuit breaking current	30 timies
Rated sigle capacitor bank breaking current	400A
Rated short-time withstand current	25kA
Rated peak withstand current	63kA
Rated duration of short-circuit	4s
Mechanica life	20000times
Contact closing force due to bellows and atmosphere	80±40N
Counterforce at rated contact stroke	120±50N
Circuit resistance at rated contact force	≤25μΩ
Shelf life	20 years
Contact erosion limit	3mm
Weight of moving parts	≤1.3kg
Mechanical Data Required for matched vacuum switchgear
Rated contact stroke	10±1mm
Average opening speed	1.0±0.25m/s
Average closing speed	0.65±0.15m/s
Added contact force	2000±100N
Contact bouncing duration at closing operation	≤2ms
Contact bouncing bank amplitude of opening operation	≤2mm
Three-pole simultaneity	≤1ms

Dimensional Drawing

Prod Model:	208E
Warranty:	12 Month
Breaking Capacity:	High Voltage Circuit Breakers
Operation:	Energy-storage Type
Speed:	High-Speed Circuit Breaker
Arc-extinguishing Medium:	Vacuum
Installation:	Fixed
Poles Number:	3
Certification:	CQC
Structure:	Vacuum
Type:	Vacuum
Function:	Vacuum

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