Description:
12kv vacuum circuit breaker for indoor
1.Rated voltage 12KV
2.Rated current 630/1250/1600A
3.short-circuit breaking current
Technical data:
| No. |
Item |
Unit |
Value |
| 1 |
Rated voltage |
KV |
12 |
| 2 |
Rated lighting impulse withstand voltage |
KV |
Inter phase or to ground 75, fructure 80 |
| 3 |
Rated short-time power frequency withstand voltage |
KV |
Inter phase or to ground 42, fructure 48 |
| 4 |
Rated short-circuit breaking current |
KA |
20,25 |
31.5 |
40 |
| 5 |
Rated current |
A |
630/1250/1600 /2000/2500/3150 |
| 6 |
Rated thermo stability current(valid) |
KA |
25 |
31.5 |
40 |
| 7 |
Rated dynamic stability current(peak) |
KA |
63 |
80 |
100 |
| 8 |
Rated short-circuit making current(peak) |
KA |
63 |
80 |
100 |
| 9 |
Rated operations of short-circuit breaking current |
Times |
50(40kA is 30) |
| 10 |
Rated working current of over current and tripping coil |
A |
5 |
| 11 |
Rated operating sequence |
|
0-0.3s-CO-180s -CO |
| 12 |
Rated current of auxiliarate switch |
A |
AC10,DC5 |
| 13 |
Rated voltage of energy saving release |
V |
AC.DC220 AC.DC110 |
| 14 |
Closing time |
Times |
≤75 |
| 15 |
Opening time |
|
≤60(40) |
| 16 |
Power of energy saving motor |
W |
275 |
| 17 |
Energy saving time |
S |
≤15 |
| 18 |
Mechanical life |
Times |
20000 |
COMPANY PROFILE:
AN HUANG isa modern company of professional design and manufacturer of 3.6kV to 40.5kV Medium Voltage cable accessories, electric components and whole set cabinet Subsidiaries:Anhuang Electric Power Technology Co.,Ltd
Zhejiang Anhuang Imp & Exp. Co .. Ltd. We provide high quality, low cost products for utility systems worldwide
Company constantly introducing new technology,newcraft, the product structure constantly improved.Our Professional
production testing equipment.special production technology and professional service team can satisfy the customers demand.
Our professioal engineers,technicansand managers team always keep our promise:ANHUANG is not only provide cost-effective high quality products.but also provide high quality, efficient, fast service and technical support to ensure customers' require.
Our company obtained international quality management system ccertification for ISO9001,ISO1401,OHSAS18001.
Our company adhenring to the "safety electricity, forever brilliant " as our enterprise's humanism. Willing to work with you hand in hand to build better future
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