技術文章
西門子 NXAirS 24kV一次配電空氣絕緣開關柜
閱讀:1369 發布時間:2018-12-28產品特點
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創新 推進 變革
西門子中壓研發團隊合作的*(中國-德國-葡萄牙)
可靠的空氣絕緣
基于西門子中壓平臺的NXAirS開關柜技術生產
基于西門子中壓平臺的內部燃弧釋壓系統設計
配用西門子*固封技術生產的固封極柱斷路器3AE-SION
OEM界面友好模塊化結構設計
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.
技術參數 Technical data
額定電壓 Rated Voltage | kV | 24 |
額定頻率 Rated frequency | Hz | 50 |
額定短時工頻耐受電壓(相間,對地及斷口間) Rated power-frequency withstand voltage, to earth and between phases / Across isolating distance | kV | 65/79 |
額定雷電沖擊耐受電壓(相間,對地及斷口間) Rated lightening impulse withstand voltage, to earth and between phases / Across isolating distance | kV | 125/145 |
額定短路開斷電流 Rated short-circuit breaking current | kA | 25,31.5 |
額定短時耐受電流,大 Rated short time withstand current | kA/s | 31.5/4 |
額定短路關合電流,大 Rated short-circuit making current | kA | 80 |
額定母線電流 Rated busbar current | A | 1250;2000;2500;3150 |
饋線電流Rated feeder current | A | 1250;2000;2500;3150A |
內部燃弧故障等級 Internal arc fault classification | IAC | 25kA/1s;31.5kA/1s |
產品標準 Design and testing standard | GB3906-2006/IEC62271-200/DL/T404-2007 | |
典型方案 Typical Solution | 斷路器柜,隔離柜,母聯柜,計量柜,接觸器柜,上進上出柜等 Circuit breaker panel, disconnecting panel, busbar sectionalizer panel, metering panel, contactor panel and incoming/outgoing on top |