● 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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