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Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA (JUCA-61086E1) from JUCRO Electric

vacuum interrupter accept customized order design for you

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Product Detail

Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA (JUCA-61086E1) for circuit breaker from JUCRO Electric


Main technical parameters

Items

Value

Rated voltage

40.5kV

Rated current

1600, 1250A

Rated frequency

50/60Hz

Rated short circuit breaking current

31.5KA

Breaking operations under rated short circuit breaking current

30 times

Rated short circuit making current(peak value)

80KA

Rated withstand current(peak value)

80kA

Rated short time withstand current

31.5kA

Rated breaking current of single capacitor bank

#630A

Rated breaking current of back to back capacitor bank

#400A

Rated power frequency withstand voltage (1 min)

*95kV

Rated lightning impulse withstand voltage

*185kV

Circuit resistance at lowest rated contacts force

≤20μΩ

Mechanical life

20000 times

Closing force due to bellows and atmosphere

200±60N

Force required to hold contacts opening at full stroke

300±60N

Rated duration of short circuit

4s

Limiting abrasion of contacts

3mm

Storage life

20 years

Moving mass of interrupter

3.0kg

Rated operating sequence

O-0.3s-CO-180s-CO


 

 

 

 

 

Model No.: JUCA-40.5/1600, 1250-31.5(JUCA-61086E1)

 

Mechanical requiements of vacuum circuit breaker


Items

Value

Clearance between opening contacts

19±1mm

Contact connection stroke

6±2mm

Average opening speed

1.4-2.0 m/s

Average closing speed

0.8-1.2 m/s

Rated contacts pressure

3100±300N

Contacts bouncing duration at closing operation

≤5ms

Contacts re-bouncing clearance at opening operation

≤2mm

Synchronism of three phases

≤2ms


Note:

# Must contact with JUCRO.

Need insulation cover.


No comment

Product Detail

Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA (JUCA-61086E1) for circuit breaker from JUCRO Electric


Main technical parameters

Items

Value

Rated voltage

40.5kV

Rated current

1600, 1250A

Rated frequency

50/60Hz

Rated short circuit breaking current

31.5KA

Breaking operations under rated short circuit breaking current

30 times

Rated short circuit making current(peak value)

80KA

Rated withstand current(peak value)

80kA

Rated short time withstand current

31.5kA

Rated breaking current of single capacitor bank

#630A

Rated breaking current of back to back capacitor bank

#400A

Rated power frequency withstand voltage (1 min)

*95kV

Rated lightning impulse withstand voltage

*185kV

Circuit resistance at lowest rated contacts force

≤20μΩ

Mechanical life

20000 times

Closing force due to bellows and atmosphere

200±60N

Force required to hold contacts opening at full stroke

300±60N

Rated duration of short circuit

4s

Limiting abrasion of contacts

3mm

Storage life

20 years

Moving mass of interrupter

3.0kg

Rated operating sequence

O-0.3s-CO-180s-CO


 

 

 

 

 

Model No.: JUCA-40.5/1600, 1250-31.5(JUCA-61086E1)

 

Mechanical requiements of vacuum circuit breaker


Items

Value

Clearance between opening contacts

19±1mm

Contact connection stroke

6±2mm

Average opening speed

1.4-2.0 m/s

Average closing speed

0.8-1.2 m/s

Rated contacts pressure

3100±300N

Contacts bouncing duration at closing operation

≤5ms

Contacts re-bouncing clearance at opening operation

≤2mm

Synchronism of three phases

≤2ms


Note:

# Must contact with JUCRO.

Need insulation cover.




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Vacuum Interrupter JUCA-40.5KV 1600A, 1250A 31.5KA (JUCA-61086E1) from JUCRO Electric

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