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Vacuum Interrupter JUCA-40.5KV 1600A 31.5KA (JUC632) from JUCRO Electric

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Product Detail

Vacuum Interrupter JUCA-40.5KV 1600A 31.5KA (JUC632) for circuit breaker from JUCRO Electric


Main technical parameters

Items

Value

Rated voltage

40.5kV

Rated current

1600A

Rated frequency

50Hz

Rated power frequency withstand voltage (1 min)

95kV

Rated lightning impulse withstand voltage

185kV

Rated short circuit breaking current

31.5KA

Rated short circuit making current(peak value)

80KA

Breaking operations under rated short circuit breaking current

30 times

Rated short time withstand current

31.5kA

Rated withstand current(peak value)

80kA

Rated duration of short circuit

4s

Mechanical life

10000 times

Closing force due to bellows and atmosphere

200±60N

Force required to hold contacts opening at full stroke

300±60N

Circuit resistance at lowest rated contacts force

≤20μΩ

Storage life

20 years

Limiting abrasion of contacts

3mm


 

 

Model No.: JUCA-40.5/1600-31.5(JUC632)

Mechanical requiements of vacuum circuit breaker

Items

Value

Clearance between opening contacts

20±2mm

Average opening speed

2.0±0.2 m/s

Average closing speed

0.75±0.2 m/s

Rated contacts pressure

3600±300N

Contacts bouncing duration at closing operation

≤3ms

Contacts re-bouncing clearance at opening operation

≤3mm

Synchronism of three phases

≤2ms





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Product Detail

Vacuum Interrupter JUCA-40.5KV 1600A 31.5KA (JUC632) for circuit breaker from JUCRO Electric


Main technical parameters

Items

Value

Rated voltage

40.5kV

Rated current

1600A

Rated frequency

50Hz

Rated power frequency withstand voltage (1 min)

95kV

Rated lightning impulse withstand voltage

185kV

Rated short circuit breaking current

31.5KA

Rated short circuit making current(peak value)

80KA

Breaking operations under rated short circuit breaking current

30 times

Rated short time withstand current

31.5kA

Rated withstand current(peak value)

80kA

Rated duration of short circuit

4s

Mechanical life

10000 times

Closing force due to bellows and atmosphere

200±60N

Force required to hold contacts opening at full stroke

300±60N

Circuit resistance at lowest rated contacts force

≤20μΩ

Storage life

20 years

Limiting abrasion of contacts

3mm


 

 

Model No.: JUCA-40.5/1600-31.5(JUC632)

Mechanical requiements of vacuum circuit breaker

Items

Value

Clearance between opening contacts

20±2mm

Average opening speed

2.0±0.2 m/s

Average closing speed

0.75±0.2 m/s

Rated contacts pressure

3600±300N

Contacts bouncing duration at closing operation

≤3ms

Contacts re-bouncing clearance at opening operation

≤3mm

Synchronism of three phases

≤2ms







Vacuum Interrupter JUCA-40.5KV 1600A 31.5...

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