3AF01 40.5kV户外真空断路器

3AF01 40.5kV Outdoor Vacuum Circuit Breaker (OVCB)

产品特点 Feature

  • 40.5kV, 2500A, 31.5kA/4s

  • 全户外设计,密封性能好

  • 分相结构设计,瓷套管固体绝缘

  • 真空灭弧技术

  • 3AH3弹簧操作机构

  • 安装灵活,占地面积小,提供站内安装方式

  • 可选配外置户外用电流互感器

  • M2, E2, C2级户外真空断路器


Feature

  • 40.5kV, 2500A, 31.5kA/4s

  • Siemens design for outdoor application.

  • Live tank design, porcelain insulation.

  • Live tank design, porcelain insulation.

  • Siemens vacuum interrupter (VI) application.

  • 3AH3 spring mechanism.

  •  "T” type structure for substation outdoor application.

  • Optional external CTs for measurement and protection.

  • M2, E2, C2 class.


技术参数 Technical Data

型      号    Type

3AF01

额定电压    Rated Voltage

40.5kV

额定电流    Rated Current

Up to 2500A

额定频率    Rated Frequency

50Hz

额定工频耐受电压

Power-frequency withstand voltage

相对地/断口间

To earth and between phases

95kV

相间

Across isolating distance

95kV

额定雷电冲击耐受电流 (峰值)

Lighting impulse withstand voltage(peak)

相对地/断口间

To earth and between phases

185kV *

相间

Across isolating distance

185kV *

额定短路开断电流

Rated short-current breaking current

31.5kA

额定短路关合电流(峰值)

Rated short-current making current (peak)

80kA

额定短时耐受电流

Rated short circuit withstand current

31.5kA, 4s

温升

Temperature rise

1.2 Ir

额定操作顺序

Rated operation sequence

O-0.3s-180s-CO

机械操作寿命

Mechanical endurance

10,000次

运行条件

Working condition

-40℃ ~ +55℃

防护等级

IP class

IP55

* 200kV BIL可选。

* 200kV BIL available.