ZW27-12 ZW27-12G Series Outdoor High Voltage Vacuum Circuit Breaker
ZW27-12 ZW27-12G Series Outdoor High Voltage Vacuum Circuit Breaker
ZW27-12 model outdoor AC vacuum circuit breaker is used to make and break load current, overload current
and short-circuit current in 12kV, 50/60Hz power system.
Its applicable for substations, industry and mining, urban and rural electricity power networks, especially applicable in occasions with frequent operation and automatic power distribution network. It accords with the standards of IEC62271-100 & GB1984: AC high voltage circuit breaker, IEC60694& GB/T11022:
HV General technical requirement of switch and control apparatus.
1. Altitude: ≤1000mm;
2. Ambient air temperature: -35℃ ~+40℃ ;
3. Wind speed: ≤34m/s;
4. Earthquake intensity:8 degree;
5. Relative humidity: monthly average ≤90%, daily average ≤95%;
6. Ice thickness: 10mm ;
7. Pollution degree: IV;
8. There will be have dew under the condition of high temperature low down hastily.
Product Feature of ZW27-12 Outdoor Vacuum Circuit Breaker:
1. Vacuum arc extinguish.
2. Silicon rubber and plastic composite insulation.
3. It can be matched with controller as auto-recloser and auto-sectionalizer.
Serial No. |
Item |
Unit |
Specification |
||
1 |
Rated voltage |
kV |
12 |
||
2 |
Rated insulation level |
1min P.F. Withstand voltage |
Dry |
kV |
42 |
|
Wet(phase to earth, outer insulate) |
kV |
34 |
|||
|
Lighting impulse withstand voltage(peak) |
kV |
75 |
|||
3 |
Rated current |
A |
630, 400, 20 |
||
4 |
Rated short-circuit breaking current |
kA |
20, 16, 12.5 |
||
5 |
Rated operating sequence |
|
OFF-0.3s-ON OFF-180s-ON OFF |
||
6 |
Rated short-circuit breaking current breaking time |
times |
30 |
||
7 |
Rated short-circuit making current(peak) |
A |
50 |
||
8 |
Rated withstand current(peak) |
A |
50 |
||
9 |
Rated short-time withstand current(4s) |
A |
20 |
||
10 |
Rated short-circuit duration |
s |
4 |
||
11 |
Mechanical life |
times |
10000 |
||
12 |
Remote control distance |
m |
30 |
||
13 |
Reclosing times |
times |
1-3 |
||
14 |
Dimension(ordinary type) |
mm |
830*560*800 |
||
15 |
Dimension(with isolator) |
mm |
950*960*800 |
||
1.Over 20 years of manufacturing experience with good quality & stable product performance.
2. Hossin provides full line of MV-HV electrical products, including drop-out fuse, disconnector, surge arrester, vacuum circuit breaker, fuse, load switch, insulator etc.
3. Quick feedback, Timely quotation, Fast delivery
4. Complete set of testing machine to ensure product quality.
5. Hossin can customize non-standard product as per client’s requirement.
6. Hossin sells pressing parts& pressing mould at low price.
7. Hossin offers electrical installation & commission service.

door High Voltage Vacuum Circuit Breaker
ZW27-12 ZW27-12G Series Outdoor High Voltage Vacuum Circuit Breaker
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