額定電壓 Rated voltage

12KV

額定電流

Rated current

1250/1600A

額定頻率 Rated frequency

50HZ

額定短路開斷電流

Rated short-circuit breaking current

25/31.5KA

額定短路開斷電流開斷次數

Operations of short-circuit breaking current interruption

50次/times

額定短路關(guan) 合電流

Rated short-circuit making current

63/80KA

額定短時耐受電流(4秒)

Rated shor-time withstand and current (4S)

31.5KA

額定單個(ge) 電容器組開斷電流*

Rated single capacitor bank breaking current

630A

額定背對背電容器組開斷電流*

Rated back-to-back capacitor bank breaking current

400A

額定(Imin)工頻耐受電流

Short-tine (loin) porer-frequency withstand voltage

48KV

額定雷電衝(chong) 擊耐受電壓(峰值)

Rated lightring impulse withstand voltage (peak)

85KV

額定短路開斷電流的直流分量

Percentage D. C component of rated S. C Breaking Current

40%

額定工作壓力下限時回路電阻

Ciruit resistance at rate contact force

≦20 μΩ

機械壽命 Mechaniccal life

30000次/times

觸頭自閉力

Contact closing force due to bellows and atmosphere

100±30N

額定開距下觸頭反力

Counterforce at rated contact force

200±30N

觸頭允許磨損厚度 Contact erosion limit

3mm

貯存期 Shelf life

20年

局部放電量

Part discharge

≦5pc

額定操作順序

Rate operating sequence

O—0.3s—CO — 180s—CO

配用的真空開關(guan) 應滿足的機械參數 MECHANICAL DATA OF CIRCUIT-BREAKING EQUIPPED IITH THE INTERRUPTERS

觸頭開距

Rated contact stroke

9± 1 mm

觸頭接觸行程

Contact connection stroke

3.5± 1 mm

平均分閘速度 Average opening speed

1.1 ±0.2m/s

平均合閘速度 Average closing speed

0.7 ± 0.2m/s

額定觸頭壓力 Added contact force

2500/3150±200N

觸頭合閘彈跳時間

Bounce 血ration of contact closing

≦2ms

觸頭分閘不同期

Out of simultaneity of contact closing and opening

≦1 ms

分閘觸頭反彈幅值 Max. overtravel

≦2mm