额定电压

Rated Voltage

kV

12

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

42/48

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

75/85

额定短路开断电流

Rated short-circuit breaking current

kA

25,31.5,40

额定短时耐受电流，最大

Rated short time withstand current

kA/s

40/4

额定短路关合电流，最大

Rated short-circuit making current

kA

100

额定母线电流

Rated busbar current

A

1250;2500;3150;4000

馈线电流

Rated feeder current

A

1250;2500;3150;4000

内部燃弧故障等级

Internal arc fault classification

IAC

25kA/1s;31.5kA/1s;40kA/1s

产品标准

Design ａnd testing standard

GB3906 / IEC62271 / DL/T404

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