HCJ5-1.14/630/1000 (JUC508/JUC508B)

1.

额定电压 Rated voltage

KV

1.14

2.

额定电流 Rated current

A

630

1000

3.

额定频率 Rated frequency

Hz

50

4.

额定接通电流 Rated making current

A

6300

10000

5.

额定分断电流 Rated breaking current

A

5040

8000

6.

极限分断电流 Limiting breaking current

A

6300

10000

7.

额定短时耐受电流 Rated short time withstand current

A

5040

8000

8.

额定短时工频耐压 Rated short time power frequency withstand voltage (1 minute)

KV

10

9.

机械寿命 Mechanical life

1×10⁴

Operations

100

10.

额定分断次数 Rated breaking operations

AC3

1×10⁴

Operations

15

AC4

1×10⁴

Operations

0.6

11.

触头自闭力 Automatic closing force of the contaCTs

N

70±20

12.

额定开距时的触头反力 Force required to hold the contacts opening at full stroke

N

90±20

13.

触头自闭力下的回路电阻 Circuit resistance under minimum contacts force

μΩ

≤80 / ≤70

14.

触头允许磨损厚度 Limiting abrasion thickness of the contacts

mm

2

15.

允许储存期Storage life

Years

20

16.

内部气体压力 Internal gas pressure

Pa

≤1.33×10^-3

1.

触头开距 Clearance between opening contacts

mm

2±0.2

2.

触头接触行程 Contacts travel

mm

1±0.2

3.

平均分闸速度 Average opening speed

m/s

0.6±0.2

4.

平均合闸速度 Average closing speed

m/s

0.3±0.1

5.

额定触头压力 Rated contacts pressure

N

110±20

6.

触头合闸弹跳时间 Contacts bouncing duration at closing operation

ms

≤ 2

7.

合闸同期性 Closing synchronism

ms

≤ 2

8.

分闸触头反弹幅值 Contacts re-bouncing clearance at opening operation

mm

≤ 1