ZW32-12 type outdoor HV vacuum interrupter produced by KEXR in China factory. It is designed with solid sealing pole (G) and has higher insulation performance and resistance to harsh environment. It is suitable for the automation system of 12kV distribution network and supports the functions of remote monitoring, fault detection and automatic reclosing.
Model: ZW32-12
Brand:KEXR
● ZW32-12 type outdoor HV vacuum interrupter Product features
◆Solid sealing pole technology
The whole epoxy of the ZW32-12 type outdoor HV vacuum interrupter resin is poured, and the vacuum interrupter and the conductive parts are completely closed, which is moisture-proof and pollution-proof, and is suitable for highly corrosive environments such as coastal areas and chemical industries.
Silicone rubber sleeve,ultraviolet aging resistance, outdoor service life ≥20 years.
◆High reliability operating mechanism Spring energy storage mechanism (electric+manual double operation mode): Electric energy storage: 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).
◆Environmental adaptability Working temperature: -40℃ ~ +70℃ (applicable in cold and high temperature areas) Protection grade: IP67 (integrally sealed, dustproof and waterproof)
●Typical application scenarios the ZW32-12 type outdoor HV vacuum interrupter
Distribution automation :ZW32 outdoor HV vacuum interrupter can provide sectional protection of overhead lines, fault isolation and automatic restoration of power supply.
Grid connection of new energy sources:ZW32 outdoor HV vacuum interrupter can provideexport protection of photovoltaic and wind power 10kV/35kV
Booster stations. Industrial and mining enterprises: ZW32 outdoor HV vacuum interrupter can provide intelligent control of outdoor high-voltage distribution lines.
Transformation of rural power grid: Replacing traditional drop fuse to realize remote monitoring.
● Technical parameters of the ZW32-12 type outdoor HV vacuum interrupter
Item
Unit
Data
Rated voltage
KV
12
Rated current
A
630
1250
Rated frequency
HZ
50
Rated insulate level
1Min withstand voltage
Dry type
KV
42/48(Break)
Wet type
34
Second circuit 2 ground
2
1 Min lighting impulse withstand voltage(peak)
75/85(Break)
Rated short-circuit break current
KA
20
25
Rated short-circuit closing current (peak )
KA
50
63
Rated short-term withstand current
KA
20
25
Rated peak withstand current
KA
50
63
Rated short-circuit current breaking times
Time
30
Rated short circuit lasting time
s
4
Rated operating voltage and rated voltage of auxiliary circuit
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