Our solutions are broadly identified and trusted by buyers and might fulfill continuously changing economic and social wants of Cheap PriceList for China Vs1/C-12 Vacuum Circuit Breaker with Lateral Operating Mechanism ISO9001-2000, We welcome new and aged prospects from all walks of life to call us for upcoming business enterprise associations and attain mutual accomplishment!
Our solutions are broadly identified and trusted by buyers and might fulfill continuously changing economic and social wants of China Vacuum Circuit Breaker, Circuit Breaker, For many years, we have adhered to the principle of customer oriented, quality based, excellence pursuing, mutual benefit sharing. We hope, with great sincerity and good will, to have the honor to help with your further market.
VS1-12 indoor HV vacuum circuit breaker is a 3-phase AC 50Hz 12kV indoor switch equipment.
♦ Installation way: withdrawable type, fixed type, side mounted type;
♦ Operating mechanism: spring ope rating mechanism, permanent magnetic operating mechanism;
♦ Pole type: assembled pole, embedded pole;
♦ Application: switchgear KYN28-12, XGN-12.
♦ Secondary plug: 58pins, 64pins.
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: -15°C~+40°C;
♦ Altitude: <1000m;
♦ Relative humidity: daily average <95%, monthly average <90%;
♦ Earthquake intensity: <8 level;
♦ Places without fire, explosion hazard, serious filthy, chemical corrosion, as well as intense vibration.
Main Technical Parameters
No |
Item |
Unit |
Value |
1 | Rated voltage | kV |
12 |
2 | 1 min power frequency withstand voltage |
42 |
|
3 | Rated lightning impulse withstand voltage |
75 |
|
4 | Rated frequency | Hz |
50 |
5 | Rated current | A |
630, 1250, 1600, 2000, 2500, 3150, 4000 |
6 | Rated short circuit breaking current | kA |
20, 25, 31.5, 40 |
7 | Rated short time withstand current |
20, 25, 31.5, 40 |
|
8 | Rated short circuit duration | s |
4 |
9 | Rated peak value withstand current |
kA |
50, 63, 80, 100 |
10 | Rated short circuit making current |
50, 63, 80, 100 |
|
11 | Secondary circuit power frequency withstand voltage (1min) | V |
2000 |
12 | Rated single / back-to-back capacitor bank breaking current | A |
630/400 (800/400 for 40kA and 50kA) |
No |
Item |
Unit |
Value |
13 |
Rated capacitor bank closing inrush current | A |
12.5 |
14 |
Opening time (rated voltage) |
ms |
20-50 |
15 |
Closing time (rated voltage) |
ms |
35-70 |
16 |
Mechanical life |
Times |
10000 |
17 |
Rated current breaking number |
Times |
10000 |
18 |
Rated short circuit current breaking number |
Times |
50 (30 for 40kA; 20 for 50kA) |
19 |
Moving and fixed contacts cumulative allowed wear thickness | mm |
3 |
20 | Rated closing operating voltage | V |
AC/DC110/220 |
21 | Rated opening operating voltage | ||
22 | Rated voltage of energy storage motor |
W |
70 (80 ror 40kA and 50kA) |
23 | Rated power of energy storage motor | ||
24 | Energy storage time | s |
<10 |
25 | Clearance between open contacts | mm |
11±1 |
26 | Over travel | mm |
3.5±0.5 |
27 | Contact closing bounce time | ms |
≤2 (≤3 for 40kA and 50kA) |
28 | Three phase opening and closing asynchronism | ms |
≤2 |
29 | Average opening speed |
m/s |
0.9-1.2 |
30 | Average closing speed |
m/s |
0.5-0.8 |
31 | Main conductive circuit resistance | μΩ |
≤60 (630A) ≤50(1250A) ≤35(1600-2000A) ≤25(above 2500A) |
32 | Closing contact pressure of the contacts | N |
2000±200 (20kA) 2400±200 (25kA) 3100±200 (31.5kA) 4250±250 (40kA) 6500±500 (50kA) |
33 | Rated operating sequence |
O-0.3s-CO-180s-CO O-180s-CO-180s-CO (50kA) |
Note: when current is 4000A or 5000A, need forced air cooling.
General Structure Drawing and Installation Size (unit: mm)
♦ Draw out type
Cabinet width |
Rated current (A) |
Rated short circuit breaking current (kA) |
P | H |
A |
B |
C |
D |
E | F |
G |
J |
K |
L |
M |
N |
R |
S |
T |
650 | 630 |
20 〜31.5 |
150 | 275 | 490 | 502 | 492 |
500 |
433 | 626 |
035 |
280 | 598 | 76 | 78 | 637 | 508 | 202 | 40 |
650 | 1250 |
20 〜31.5 |
150 | 275 | 490 | 502 | 492 |
500 |
433 | 626 |
049 |
280 | 598 | 76 | 78 | 637 | 508 | 202 | 40 |
800 | 630 |
20 〜31.5 |
210 | 275 | 638 | 652 | 640 |
650 |
433 | 626 |
035 |
280 | 598 | 76 | 78 | 637 | 508 | 277 | 40 |
800 | 1250 |
20-40 |
210 | 275 | 638 | 652 | 640 |
650 |
433 | 626 |
049 |
280 | 598 | 76 | 78 | 637 | 508 | 277 | 40 |
800 | 1600 |
31.5〜40 |
210 | 275 | 638 | 652 | 640 |
650 |
433 | 626 | 055 | 280 | 598 | 76 | 78 | 637 | 508 | 277 | 40 |
1000 | 630 |
20 〜31.5 |
275 | 275 | 838 | 852 | 838 |
850 |
433 | 626 |
035 |
280 | 598 | 76 | 78 | 637 | 508 | 377 | 40 |
1000 | 1250 |
20 〜40 |
275 | 275 | 838 | 852 | 838 |
850 |
433 | 626 |
049 |
280 | 598 | 76 | 78 | 637 | 508 | 377 | 40 |
1000 | 1600 |
31.5-40 |
275 | 275 | 838 | 852 | 838 |
850 |
433 | 626 |
055 |
280 | 598 | 76 | 78 | 637 | 508 | 377 | 40 |
1000 | 1600-2000 |
31.5 〜40 |
275 | 310 | 838 | 852 | 838 |
850 |
361 | 680 |
079 |
295 | 586 | 77 | 88 | 698 | 536 | 377 |
0 |
1000 | 2500〜4000 |
31.5 〜40 |
275 | 310 | 838 | 852 | 838 |
850 |
361 | 680 |
0109 |
295 | 586 | 77 | 88 | 698 | 536 | 377 |
0 |
♦ Fixed type
Cabinet width |
Ra»a current (A) |
P |
H |
A |
C |
E |
G1 |
J |
K |
L |
650 |
630-1600 |
150 |
275 |
385 |
440 |
580 |
I |
237 |
455 |
395 |
800 |
630-1600 |
210 |
275 |
520 |
588 |
580 |
II |
237 |
455 |
410 |
1000 |
630~1600 |
275 |
275 |
720 |
770 |
580 |
II |
237 |
455 |
410 |
1000 |
1600~4000 |
275 |
310 |
720 |
770 |
632 |
III |
252 |
465 |
440 |
♦ Side mounted type
Our solutions are broadly identified and trusted by buyers and might fulfill continuously changing economic and social wants of Cheap PriceList for China Vs1/C-12 Vacuum Circuit Breaker with Lateral Operating Mechanism ISO9001-2000, We welcome new and aged prospects from all walks of life to call us for upcoming business enterprise associations and attain mutual accomplishment!
Cheap PriceList for China Vacuum Circuit Breaker, Circuit Breaker, For many years, we have adhered to the principle of customer oriented, quality based, excellence pursuing, mutual benefit sharing. We hope, with great sincerity and good will, to have the honor to help with your further market.