ZW8 Outdoor High-voltage AC Vacuum Interrupter
Zw8 outdoor high-voltage AC vacuum interrupter is an outdoor high-voltage vacuum circuit breaker specially produced by China manufacturer KEXR, which is mainly used for the protection, control and sectioning of overhead lines. It has the characteristics of simple structure, high reliability and convenient maintenance, and is suitable for the transformation of urban and rural power grids and the distribution system of industrial and mining enterprises.
Model: ZW8-12
Brand：KEXR
Model: ZW8-12
Brand：KEXR
● Zw8 outdoor high-voltage AC vacuum interrupter Product features
▶Compact outdoor design
Zw8 outdoor high-voltage AC vacuum interrupter adopts fully sealed structure, protection grade IP67, dustproof, waterproof, corrosion-proof, suitable for -40℃~+70℃ environment. Silicone rubber insulating sleeve, ultraviolet aging resistance, maintenance-free.
▶Vacuum arc extinguishing technology
Zw8 outdoor high-voltage AC vacuum interrupter use ceramic vacuum interrupter , which has strong breaking ability and no explosion risk, and is suitable for frequent operation (such as capacitor switching). Rated short-circuit breaking current: 12.5kA, 16kA and 20kA (optional).
▶Operating mechanism
Spring energy storage mechanism (electric+manual operation): Electric operation: DC24V/48V/220V (optional) Manual brake release: mechanical tripping in case of emergency. Mechanical life: ≥10,000 times, electrical life ≥5,000 times (rated current).
▶Intelligent control (optional)
Zw8 outdoor high-voltage AC vacuum interrupter can equipped with intelligent controller (FTU), supporting: Over-current protection (quick break, fixed time limit) Automatic reclosing (adjustable for 1~3 times) Wireless communication (4G/GPRS, remote monitoring)
● Technical parameters of The Zw8 outdoor high-voltage AC vacuum interrupter
|
Item |
Unit |
Data |
|
|
Rated voltage |
KV |
12 |
|
|
Rated current |
A |
630 |
|
|
Working frequency withstand voltage |
KV |
42 |
|
|
Lightning impulse withstand voltage (peak) |
KV |
75 |
|
|
Rated short-circuit break current |
KA
|
16,20,25 |
|
|
Rated short-circuit closing current |
40,50,63 |
||
|
Rated withstand voltage (peak) |
40,50,63 |
||
|
4s short term withstand current |
16,20,25 |
||
|
Rated operating sequence |
|
O-0.3s-CO-180s-CO |
|
|
Rated short-circuit current breaking times |
Time |
30 |
|
|
Mechanical life |
1000 |
||
|
Rated voltage of energy storage motor |
V |
DC or AC 220V |
|
|
Rated operating voltage Equipped with special spring operating mechanism |
Break coil Closing coil |
||
|
Rated current of overcurrent release |
A |
5 |
|
|
Allowable wear thickness of dynamic and static contacts |
mm |
3 |
|
●Typical application scenarios of Zw8 outdoor high-voltage AC vacuum interrupter
▶Distribution network automation: Zw8 outdoor high-voltage AC vacuum interrupter use for sectional protection and fault isolation of overhead lines.
▶Transformation of rural power grid: Replacing drop fuse to improve power supply reliability.
▶Industrial and mining enterprises: Outdoor high-voltage distribution line control.
▶New energy grid connection: 10kV grid connection protection for small photovoltaic and wind power.
Hot Tags: ZW8 Outdoor High-voltage AC Vacuum Interrupter
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Contact Info
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Address
No.228 Weishiqi Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province, China
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