| Product name: | ZN40-12,ZN41-12户内高压真空断路器 | ||||||
| specification: | ![]() |
||||||
| Category: | High voltage electrical appliances -- 户内真空断路器 | ||||||
| Price: | factory price | ||||||
| Brand: | Shanghai | ||||||
| Place of Origin: | China | ||||||
| Available Quantity: | batch | ||||||
| delivery cycle: | Spot goods (or inquire by telephone) | ||||||
|
|||||||
|
序号 |
名 称 |
ZN40-12 |
ZN41-12 | ||
|
1 |
额定电压( kV ) |
12 | |||
|
2 |
额定电流( A ) |
630 |
1250 |
1600 |
2000 2500 3150 4000 |
|
3 |
额定开断电流( kA ) |
16 20 |
20 31.5 |
31.5 |
40 50 |
|
4 |
动稳定电流( kA )(峰值) |
40 50 |
50 80 |
80 |
100 125 |
|
5 |
4 秒热稳定电流( kA ) |
16 20 |
20 31.5 |
31.5 |
40 50(3s) |
|
6 |
额定短路关合电流( kA )(峰值) |
40 50 |
50 80 |
80 |
100 125 |
|
7 |
额定短路电流开断次数(次) |
30 |
30 | ||
|
8 |
操作顺序 |
O-0.3s-CO-180s-CO |
O-180s-CO-180s-CO | ||
|
9 |
额定雷电冲击耐受电压( kA ) |
75 ( 断口间 85 ) | |||
|
10 |
1min 工频耐受电压( kV ) |
42 ( 断口间 48 ) | |||
|
11 |
机械寿命(次) |
10000 | |||
|
12 |
额定电流开断次数(次) |
10000 | |||