Rated voltage:35kV
Product Description
Applicable place:(Suitable forfrequent operating places)
1.Urban,rural network.
2.Industrial enterprises.
ZW7 vacuum circuit breakermainlyused in outdoor 33kV, 35kV distribution system to control and protect.
Advantages
1.It conforms toGB1984-89 and IEC56“AC high voltage circuit breaker”.
2.It can be charged and switched by remote control switch or by hand.
3.Good sealing, anti-aging, high pressure, no burning, no explosion, long life, convenient installation and maintenance features.
4.It is composed ofspring operating mechanismorelectromagnetic operating mechanism.
5.Its overall structure is supported by porcelain insulator, vacuum interrupter built in upper insulator, downside insulator used for supporting. The breaker applies
Environmental Conditions
Ambient temperature:-15°C~+40°CRelative humidity:≤95%or≤90%
Thedaily average saturated vapor pressure:≤2.2KPa;
Themonthly average value:≤1.8KPa.
Altitude:≤1000m
Seismic intensity:≤8
*No fire, explosion, serious filthy, chemical corrosion and violent vibration of places.
Main Technical Parameters
Description |
Unit |
Data |
Ratedvoltage |
KV |
33 |
Ratedcurrent |
A |
1250 |
Ratedfrequency |
Hz |
50/60 |
Ratedshort-circuitbrekaingcurrent |
kA |
20/25/31.5/40 |
Meachicallife |
Time |
10000 |
Note:Please contact the factory to confirm the latest parameters
Overall and installation dimension
ServiceEnvironment
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