Dedicated to strict top quality command and considerate purchaser support, our experienced staff customers are always available to discuss your necessities and be certain full client gratification for Discountable price China Rcs Outdoor High Voltage Automatic Recloser, We sincerely stay up for hearing from you. Give us a chance to show you our professionalism and passion. We’ve been sincerely welcome superior mates from numerous circles at dwelling and overseas come to cooperate!
Dedicated to strict top quality command and considerate purchaser support, our experienced staff customers are always available to discuss your necessities and be certain full client gratification for China Auto Recloser, Outdoor Switch, Our company has always insisted on the business principle of “Quality, Honest, and Customer First” by which we have won the trust of clients both from at home and abroad. If you are interested in our products, please do not hesitate to contact us for further information.
ZW32-12 outdoor HV vacuum circuit breaker is a 3-phase AC 50Hz 12kV outdoor switch equipment
♦ Installation way: pole mounted;
♦ Operating mechanism: spring operating mechanism and permanent magnetic operating mechanism;
♦ Pole type: upper-lower Dole one-piece pole, embedded pole;
♦ Application: outdoor 12kV substation, power plant.
♦ Operation type manual, electric, remote control.
Product Standards
♦ IEC62271-100 High Voltage Switchgear and Controlgear Part 100: AC Circuit-breakers
♦ GB1984 High Voltage AC Circuit-breakers
♦ GB/T11022 Common Specifications for High-voltage Switchgear and Controlgear
Standards
♦ JB/T 3855 High Voltage AC Vacuum Circuit-breakers
♦ DL/T402 Specification of High-voltage AC Circuit-breakers
Environmental Conditions
♦ Ambient temperature: -35°C 〜+45°C;
♦ Altitude: <1000m;
♦ Wind speed < 35m/s;
♦ Earthquake intensity: <8 level;
♦ Filthy level: IV;
♦ Installation places: No fire, explosion hazard or serious filthy.
Main Technical Parameters
| No |
Item |
Unit |
Value |
| 1 | Rated voltage |
kV |
12 |
| 2 | Rated frequency |
Hz |
50 |
| 3 | Rated current |
A |
630, 1250 |
| 4 | Rated short circuit breaking current |
kA |
20, 25 |
| 5 | Rated peak value withstand current (peak) |
kA |
40, 50 |
| 6 | Rated short time withstand current |
kA |
16, 20 |
| 7 | Rated short circuit duration |
s |
4 |
|
8 |
Rated short-circuit closing current (peak) |
kA |
40, 50 |
|
9 |
Rated operating sequence | Times |
O-0.3S-CO-180S-CO |
| 10 | Mechanical life(spring type/permanent magnetic type) | Times |
10000/30000 |
|
11 |
Rated circuit breaking number | Times |
10000 |
| 12 | Rated short-circuit breaking current breaking times | Times |
500 |
|
No |
Item |
Unit |
Value |
|
13 |
Power frequency withstand voltage (1min)(wet) inter-phase, earth(dry) inter-phase, earth/fracture) |
kV |
34 42 |
|
14 |
Lightning impulse withstand voltage (peak) inter-phase, earth/fracture |
kV |
75 |
| 15 | Secondary circuit 1min power frequency withstand voltage except of electronic devices |
V |
2000 |
| 16 | Clearance between open contacts |
mm |
9±1 |
| 17 | Over travel |
mm |
2±10.5 |
| 18 | Opening speed |
m/s |
1.2±0.2 |
| 19 | Closing speed |
m/s |
0.6±0.2 |
| 20 | Contact closing bounce duration |
ms |
≤2 |
| 21 | Inter-phase center distance |
mm |
340±1.5 |
| 22 | Three phase closing and opening asynchronism |
ms |
≤2 |
| 23 | Each phase conductive circuit resistance |
μΩ |
≤80 |
| 24 | Closing time |
ms |
≤75 |
| 25 | Opening time |
ms |
≤50 |
| 26 | Rated power of energy storage motor |
W |
40 |
General Structure Drawing and Installation Size (unit: mm)
♦ ZW32-12
♦ ZW32-12G
♦ ZW32-12M
♦ Installation ways
Dedicated to strict top quality command and considerate purchaser support, our experienced staff customers are always available to discuss your necessities and be certain full client gratification for Discountable price China Rcs Outdoor High Voltage Automatic Recloser, We sincerely stay up for hearing from you. Give us a chance to show you our professionalism and passion. We’ve been sincerely welcome superior mates from numerous circles at dwelling and overseas come to cooperate!
Discountable price China Auto Recloser, Outdoor Switch, Our company has always insisted on the business principle of “Quality, Honest, and Customer First” by which we have won the trust of clients both from at home and abroad. If you are interested in our products, please do not hesitate to contact us for further information.
