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Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA, 25KA (JUCA-61171) from JUCRO Electric

vacuum interrupter accept customized order design for you

Product Detail

Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA, 25KA (JUCA-61171) for circuit breaker from JUCRO Electric


Main technical parameters

Items

Value

Rated voltage

额定电压

40.5kV

Rated current

额定电流

1600, 1250A

Rated frequency

额定频率

50/60Hz

Rated short circuit breaking current

额定短开断电流

31.5/25KA

Breaking operations under rated short circuit breaking current

额定短路开断次数

30 times

Rated short circuit making current(peak value)

额定短路关合电流(峰值)

80/63KA

Rated withstand current(peak value)

额定短时耐受电流(峰值)

80/63kA

Rated short time withstand current

额定短时耐受电流

31.5/25kA

Rated breaking current of single capacitor bank

额定单个电容器组开断电流

#630A

Rated breaking current of back to back capacitor bank

额定背对背电容器开断电流

#400A

Rated power frequency withstand voltage (1 min)

额定工频耐受电压1分钟

*95kV

Rated lightning impulse withstand voltage

额定雷电冲击耐受电压

*185kV

Circuit resistance at lowest rated contacts force

额定触头压力下限时的回路电阻

≤15μΩ

Mechanical life

机械寿命

20000 times

Closing force due to bellows and atmosphere

触头自闭力

200±60N

Force required to hold contacts opening at full stroke

触头反力

300±60N

Rated duration of short circuit

额定短路持续时间

4s

Limiting abrasion of contacts

触头允许磨损厚度

3mm

Storage life

允许贮存期

20 years

Moving mass of interrupter

运动部分质量

2.0kg

Rated operating sequence

额定操作顺序

O-0.3s-CO-180s-CO


 

Model No.: JUCA-40.5/1600, 1250-31.5, 25(JUCA-61171)

Mechanical requiements of vacuum circuit breaker

配用本真空灭弧室的真空断路器机械参数

Items

Value

Clearance between opening contacts

触头开距

18±1mm

Contact connection stroke

触头接触行程

6±2mm

Average opening speed

平均分闸速度

1.4-2.0 m/s

Average closing speed

平均合闸速度

0.8-1.2 m/s

Rated contacts pressure

额定触头压力

3100±300N

Contacts bouncing duration at closing operation

触头合闸弹跳时间

≤5ms

Contacts re-bouncing clearance at opening operation

触头分闸反弹幅值

≤2mm

Synchronism of three phases

三相不同期性

≤2ms


Note备注:

#订货时与JUCRO公司协商. Must contact with JUCRO.

*须有绝缘护套. Need insulation cover.


No comment

Product Detail

Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA, 25KA (JUCA-61171) for circuit breaker from JUCRO Electric


Main technical parameters

Items

Value

Rated voltage

额定电压

40.5kV

Rated current

额定电流

1600, 1250A

Rated frequency

额定频率

50/60Hz

Rated short circuit breaking current

额定短开断电流

31.5/25KA

Breaking operations under rated short circuit breaking current

额定短路开断次数

30 times

Rated short circuit making current(peak value)

额定短路关合电流(峰值)

80/63KA

Rated withstand current(peak value)

额定短时耐受电流(峰值)

80/63kA

Rated short time withstand current

额定短时耐受电流

31.5/25kA

Rated breaking current of single capacitor bank

额定单个电容器组开断电流

#630A

Rated breaking current of back to back capacitor bank

额定背对背电容器开断电流

#400A

Rated power frequency withstand voltage (1 min)

额定工频耐受电压1分钟

*95kV

Rated lightning impulse withstand voltage

额定雷电冲击耐受电压

*185kV

Circuit resistance at lowest rated contacts force

额定触头压力下限时的回路电阻

≤15μΩ

Mechanical life

机械寿命

20000 times

Closing force due to bellows and atmosphere

触头自闭力

200±60N

Force required to hold contacts opening at full stroke

触头反力

300±60N

Rated duration of short circuit

额定短路持续时间

4s

Limiting abrasion of contacts

触头允许磨损厚度

3mm

Storage life

允许贮存期

20 years

Moving mass of interrupter

运动部分质量

2.0kg

Rated operating sequence

额定操作顺序

O-0.3s-CO-180s-CO


 

Model No.: JUCA-40.5/1600, 1250-31.5, 25(JUCA-61171)

Mechanical requiements of vacuum circuit breaker

配用本真空灭弧室的真空断路器机械参数

Items

Value

Clearance between opening contacts

触头开距

18±1mm

Contact connection stroke

触头接触行程

6±2mm

Average opening speed

平均分闸速度

1.4-2.0 m/s

Average closing speed

平均合闸速度

0.8-1.2 m/s

Rated contacts pressure

额定触头压力

3100±300N

Contacts bouncing duration at closing operation

触头合闸弹跳时间

≤5ms

Contacts re-bouncing clearance at opening operation

触头分闸反弹幅值

≤2mm

Synchronism of three phases

三相不同期性

≤2ms


Note备注:

#订货时与JUCRO公司协商. Must contact with JUCRO.

*须有绝缘护套. Need insulation cover.




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Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA, 25KA (JUCA-61171) from JUCRO Electric

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