VED-12

1

额定电压 Rated voltage

KV

12

2

额定频率 Rated frequency

Hz

50

3

额定雷电冲击耐受电压(1分钟) Rated lightning impulse withstand voltage (1 min)

KV

75

4

额定短时工频耐受电压(1分钟) Rated short-time power frequency withstand voltage (1 min)

KV

42

5

额定短路开断电流 Rated short-circuit breaking current

KA

20

25

31.5

40

6

额定电流 Rated current

A

630

1000

1250

630

1000

1250

1600

1250

1600

2000

2500

1600

2500

3150

4000

7

额定峰值耐受电流 Rated peak withstand current

KA

50

63

80

100

8

额定短时耐受电流4S  Rated short time withstand current (4S)

KA

20

25

31.5

40

9

二次回路工频耐受电压(1分钟) Power frequency withstand voltage of secondary circuit (1min)

V

2000

10

额定操作顺序  Rated operation sequence

O-0.3s-CO-180s-CO

O-180s-CO-180s-CO⁺

11

额定单个/背对背电容器组开断电流 Rated breaking current of (single/back to back)capacitor bank

A

630/400

800/400

12

分闸时间(额定电压) Opening time(rated voltage)

ms

20~50

13

合闸时间(额定电压) Closing time(rated voltage)

ms

30~70

14

额定短路电流开断次数 Rated short-time current breaking times

Times

50

30

15

机械寿命 Mechanical life

Times

30000

16

额定关/合电压 Rated opening/closing voltage

V

AC110,220; DC110,220

17

储能电机的额定电压 Rated voltage of energy-storage motor

V

AC110,220; DC110,220