|
主要技术参数 Main Technical Parameters |
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|
序号 No. |
项目 Item |
单位 Unit |
参数 Parameter |
|||
|
1 |
额定电压 Rated voltage |
kV |
126 |
252 |
363 |
550 |
|
2 |
额定频率 Rated frequency |
Hz |
50 |
|||
|
3 |
额定电流 Rated current |
A |
3150 |
4000/5000 |
5000 |
5000/6300 |
|
4 |
额定短路开断电流 Rated short-circuit breaking current |
kA |
40 |
50 |
63 |
63 |
|
5 |
额定短时耐受电流 Rated short-time withstand current |
kA |
40 |
50 |
63 |
63 |
|
6 |
额定短路持续时间 Rated duration of short-circuit |
s |
4 |
3 |
3 |
3 |
|
7 |
额定峰值耐受电流 Rated peak withstand current |
kA |
100 |
125 |
171 |
171 |
|
8 |
额定短时工频耐受电压 (1min,有效值) Rated short-duration power-frequency withstand voltage (1 min, r.m.s.) |
|
|
|
|
|
|
|
相间,相对地 Phase-to-phase / phase-to-earth |
kV |
230 |
460 |
510 |
740 |
|
|
断口 Across the open switching device |
kV |
230+73 |
460+146 |
510+210 |
740+318 |
|
9 |
额定雷电冲击耐受电压 Rated lightning impulse withstand voltage |
|
|
|
|
|
|
|
相间,相对地 Phase-to-phase / phase-to-earth |
kV |
550 |
1050 |
1175 |
1675 |
|
|
断口 Across the open switching device |
kV |
550+103 |
1050+206 |
1175+295 |
1675+450 |
|
10 |
额定操作冲击耐受电压 Rated operating impulse withstand voltage |
|
|
|
|
|
|
|
相对地 Phase-to-earth |
kV |
/ |
/ |
950 |
1300 |
|
|
相间 Phase-to-phase |
kV |
/ |
/ |
1425 |
/ |
|
|
断口 Across the open switching device |
kV |
/ |
/ |
950+295 |
1175+450 |
|
11 |
局部放电 Partial discharge |
|
|
|
|
|
|
|
测试电压 Test voltage |
kV |
151 |
175 |
436 |
381 |
|
|
间隔 Bay |
pC |
≤3 |
≤3 |
≤3 |
≤3 |
|
|
绝缘件 Insulator |
pC |
≤3 |
≤3 |
≤3 |
≤3 |
|
12 |
SF6气体压力 SF6 gas pressure |
|
|
|
|
|
|
|
断路器 — 额定 Circuit breaker — Rated |
MPa |
0.6 |
0.6 |
0.6 |
0.6 |
|
|
断路器 — 报警 Circuit breaker — Alarm |
MPa |
0.55 |
0.55 |
0.55 |
0.55 |
|
|
断路器 — 闭锁 Circuit breaker — Lock-out |
MPa |
0.5 |
0.5 |
0.5 |
0.5 |
|
|
其它 — 额定 Other — Rated |
MPa |
0.4 |
0.4 |
0.4 |
0.4 |
|
|
其它 — 最低功能 Other — Minimum functional level |
MPa |
0.35 |
0.35 |
0.30 |
0.30 |
|
13 |
机械寿命 Mechanical endurance |
|
|
|
|
|
|
|
断路器 Circuit breaker |
次/op. |
10000 |
10000 |
10000 |
10000 |
|
|
隔离开关 Disconnecting switch |
次/op. |
10000 |
10000 |
10000 |
10000 |
|
|
快速及检修接地开关 Fast and maintenance earthing switch |
次/op. |
10000 |
10000 |
10000 |
10000 |
|
14 |
SF6气体年漏气率 Annual SF6 gas leakage rate |
% |
≤0.05 |
≤0.1 |
≤0.03 |
≤0.03 |
1/1
363kV GIS组合电器
EXW
¥1,500,000.00-2,200,000.00 /套
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