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创新推进变革
技术的应用，源于德国
可靠的空气绝缘
基于西门子中压平台的nxairs开关柜技术生产
基于西门子中压平台的内部燃弧释压系统设计
全套的型式试验及多项附加试验保证开关柜的安全性
配用西门子*固封技术生产的固封极柱断路器3ae-sion
featurehigh-end technology at its best from germany.
air-insulated switchgear with high reliability.
global nxair platform of siemens mv technology.
global internal arc relief platform of siemens mv technology.
complete sets type testing and the multi-additional testing verify the safety of the switchgear.
3ae-sion circuit breaker integration with siemens unique embedded-pole technology.
技术参数 technical data额定电压
rated voltage
kv
40.5
额定频率
rated frequency
hz
50
额定短时工频耐受电压（相间，对地及断口间）
rated power-frequency withstand voltage, to earth and between phases / across isolating distance
kv
95/118
额定雷电冲击耐受电压（相间，对地及断口间）
rated lightening impulse withstand voltage, to earth and between phases / across isolating distance
kv
190/215
额定短路开断电流
rated short-circuit breaking current
ka
25,31.5
额定短时耐受电流，大
rated short time withstand current
ka/s
31.5/4
额定短路关合电流，大
rated short-circuit making current
ka
80
额定母线电流
rated busbar current
a
1250;2000;2500;3150
馈线电流rated feeder current
a
1250;2000;2500
内部燃弧故障等级
internal arc fault classification
iac
25ka/1s;31.5ka/1s
产品标准
design and testing standard
gb3906-2006/iec62271-200/dl/t404-2007
典型方案
typical solution
断路器柜，隔离柜，母联柜，计量柜，接触器柜等
circuit breaker panel, disconnecting panel,busbar sectionalizer panel, metering panel, contactor panel and incoming/outgoing on top