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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Shuguang Electric
  • Model Number: ZW32-12
  • Type: Vacuum
  • Poles Number: 3
  • Color: Gray
  • Rated Current: 400/630A
  • Frequency: 50Hz
  • Application: Transformer Substation

Packaging & Delivery

Packaging Details In cartons or wooden pallet, at seller's option
Delivery Time Within 5-6 weeks of receiving the L/C


1.Outdoor H.V Vacuum Circuit Breaker
2.50Hz Three-phase alternating current
3.12kV 50Hz Pole Switchgear

1Rated Voltage 12
Rated insulation
1 min power frequency withstand voltage 
48(fracture and
earth,phase 75
insulating fracture 85
3Rated CurrentA400,63
4Rated short-circuit breaking current (peak)KA12.5,16,20
5Rated short-circuit closing current (peak)
6Rated dynamic current (rated limit through-current)31.5,40,50
7Rated short time withstand current12.5,16,20
8Breaking times of rated short-circuit switch-off currentTimes30
9Rated duration of short-circuitS4
10Rated operating order O-0.3S-CO-180S-CO
11Mechanical lifeTimes10000
12Automatic striking and grinding cumulative thicknessmm3
13Operating mechanism rated switch-on voltageVAC,DC110/220
Temperature condition:
a>The ambient temperature: Max:+40°C, Min:-45°C, Max range of day temperature average:25°C;
b>The relative humidity: daily average≤95%, montly average≤90%;
c>The altitude:≤2000m(if the altitude needs increasing the rated insulating increases correpondingly);
d>Amplitude:earthquake degree≤8;
e>Wind pressure:≤700Pa(equals to wind speed 34m/s;
f>Filth degree:
Installation dimensions drawings:
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