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产品特点
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参数z大 12 kV，25kA /2s 或者 20kA /4s，630A / 800A / 1250A
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气密激光焊接，不锈钢气箱
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隔板的等级为PM级，确保操作人员安全
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金属封闭
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结合了空气绝缘技术与气体绝缘开关功能
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母线室、开关室、电缆室均通过20kA /1s 的内部电弧故障试验
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工厂预装，通过型式试验，符合IEC 62271-200标准
Feature
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Up to 12 kV，25kA /2s or 20kA /4s，630A / 800A / 1250A
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Hermetically laser welded, stainless steel gas vessel
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Partition class: PM (partition of metal), security of operation
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metal-enclosed
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Integrated air-insulated technology and gas-insulated switching functions
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Busbar compartment, switch device compartmet, cable compartment all pass 20kA/1s interal arc fault type test
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Factory-assembled, type-tested switchgear according to IEC 62271-200
技术参数 Technical data
|
额定电压 Rated Voltage |
kV |
12 |
|
|
额定频率 Rated frequency |
Hz |
50/60 |
|
|
额定工频耐受电压 Rated power-frequency withstand voltage |
kV |
42 |
|
|
额定雷电冲击电压 Rated lightning impulse withstand voltage |
kV |
75 |
|
|
额定峰值耐受电流 Rated peak withstand current |
up to kA |
63 |
|
|
额定短路开断电流 Rated short-circuit making current |
up to kA |
25 |
|
|
额定短时耐受电流 Rated short-time withstand current |
2 s 4 s |
up to kA |
25 20 |
|
额定母线电流 Rated normal current for busbar |
up to A |
1250 |
|
|
环境温度 Ambient air temperature |
标准 Standard |
°C |
-5 to +55 |
|
可选 Option |
°C |
-25 to +55 |
|
|
存储/运输 Storage/transport |
°C |
-5/-25*/-40* to +55/+70* |
|
|
防护等级 Degree of protection |
一次部分 Primary part |
|
IP67 |
|
柜体外壳 Switchgear enclosure |
IP2X / IP3X |
||
|
二次部分 Secondary part |
IP3X / IP4X |
||
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