NXAirS 24kV一次配电空气绝缘开关柜

NXAirS 24kV Type Primary Distribution Air-Insulated Switchgear

产品特点

  • 西门子中压全球研发团队合作的典范(中国-德国-葡萄牙)

  • 可靠的空气绝缘

  • 基于西门子中压全球平台的NXAirS开关柜技术生产

  • 基于西门子中压全球平台的内部燃弧释压系统设计

  • 配用西门子独特固封技术生产的固封极柱断路器3AE-SION

  • OEM界面友好模块化结构设计


Feature

  • The model of worldwide R&D teamwork (China-Germany-Portugal).

  • Air-insulated switchgear with high reliability.

  • Global NXAirS platform of Siemens MV technology.

  • Global internal arc relief platform of Siemens MV technology.

  • 3AE-SION circuit breaker integration with siemens unique embedded-pole technology.

  • OEM friendly and module design.


技术参数 Technical data

额定电压

Rated Voltage

kV

24

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

65/79

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

125/145

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,最大

Rated short time withstand current

kA/s

31.5/4

额定短路关合电流,最大

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;3150A

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,上进上出柜等

Circuit breaker panel,  disconnecting panel, busbar sectionalizer panel, metering panel, contactor panel and incoming/outgoing on top