An Outdoor Power Distribution Equipment with Rated Voltage of 12kv and Three-Phase Ac 50hz
Mainly Used for Breaking and Closing Load Current, Overload Current and Short-Circuit Current in Power System
Suitable for Protection and Control in Substation and Distribution System of Industrial and Mining Enterprises, and Places Where Rural Power Grid Operates Frequently
Zw32m-12 / 630-25 permanent magnet outdoor vacuum circuit breaker (hereinafter referred to as circuit breaker) is an outdoor power distribution equipment with rated voltage of 12kV and three-phase AC 50Hz. It is mainly used for breaking and closing load current, overload current and short-circuit current in power system. It is suitable for protection and control in substation and distribution system of industrial and mining enterprises, and places where rural power grid operates frequently.
|
number |
Item |
Unit |
Specification |
|
1 |
Rated voltage |
KV |
12 |
|
2 |
rated current |
A |
630/1250 |
|
4 |
Rated short-circuit breaking current |
KA |
25 |
|
5 |
Rated operation sequence |
KA |
open-0.3s-close open-180s-close open |
|
6 |
Rated short-circuit breaking times |
times |
30 |
|
7 |
Rated short-circuit closing current(peak) |
KA |
50/63 |
|
8 |
Rated peak withsatnd current |
KA |
50/63 |
|
9 |
Rated short-time withstand current |
KA |
25 |
|
10 |
Rated short-circuit duration |
S |
4 |
|
11 |
Rated operating voltage opening time |
ms |
15~50 |
|
12 |
Closing time |
ms |
25~50 |
|
13 |
Mechanical life |
times |
10000 |
|
14 |
Mechanism control voltage |
V |
200 110 24 |
|
15 |
Rated voltage energy storage time |
S |
<10 |
|
16 |
CT variety / capacity |
V/VA |
50~600/15 |
|
17 |
PT output voltage / capacity |
V/W |
220 110 24/600 |
|
18 |
Overcurrent regulation |
A |
2~10 |
|
19 |
Delay time |
ms |
40~850 |
|
20 |
Quick break current |
A |
18 |
|
21 |
Remote control distance |
m |
30 |
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