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Vacuum Interrupter TD-36KV 1250A 25A (JUC2344-G) from JUCRO Electric

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Vacuum Interrupter TD-36KV 1250A 25A (JUC2344-G) from JUCRO Electric

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Product Detail

Vacuum Interrupter TD-36KV 1250A 25A (JUC2344-G) for circuit breaker from JUCRO Electric


Main Technical Data

Items

Value

Rated Voltage

36KV

Lightning Impulse withstand voltage(peak)

170KV

Short time power frequency withstand voltage (1 min)

70KV

Rated frequency

50/60HZ

Rated current

1250A

Rated short time withstand current

25KA

Rated duration of short circuit

4s

Rated peak withstand current

63KA

Rated short circuit breaking current

63KA

Rated short circuit breaking current

25KA

Electrical life

E2 Class

Rated breaking current of single capacitor bank

630A*

Rated back to back capacitor bank breaking current

400A*

Mechanical life

10000 Times

Clearance between opening contacts

17+/-1mm

Closing force due to bellow and atmosphere

100+/-40N

Force required to hold contacts open at full stroke

180+/-30N

Circuit resistance at minimum rated contact force

≤25μΩ

Contacts limit abrasion

3mm

Weight of moving parts

1.2kg

Internal pressure

<1.33*10-3 Pa

Storage life

20 Years

Rated operating sequence

O-0.3s-CO-180s-CO

 

Model No.: TD-36/1250-25A(JUC2344-G)

Mechanical requirements of vacuum circuit breaker

Items

Value

Average opening speed

1.6±0.3m/s

Average closing speed

1.3±0.3m/s

Contacts bouncing duration at closing operation

≤3ms

Synchronism of contact closing and opening

≤2ms

Rated contact pressure

2900±300N

Contact pressure at contact touch point

2200±210N

Max re-bounce of contact at opening operation

3mm

Over travel during opening

≤2mm

1.“*” Rated characteristics to be given on request.

2.  Meets or exceeds the electrical endurance requirements of class E2 for IEC62271-100 and BG1984-2014.


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Product Detail

Vacuum Interrupter TD-36KV 1250A 25A (JUC2344-G) for circuit breaker from JUCRO Electric


Main Technical Data

Items

Value

Rated Voltage

36KV

Lightning Impulse withstand voltage(peak)

170KV

Short time power frequency withstand voltage (1 min)

70KV

Rated frequency

50/60HZ

Rated current

1250A

Rated short time withstand current

25KA

Rated duration of short circuit

4s

Rated peak withstand current

63KA

Rated short circuit breaking current

63KA

Rated short circuit breaking current

25KA

Electrical life

E2 Class

Rated breaking current of single capacitor bank

630A*

Rated back to back capacitor bank breaking current

400A*

Mechanical life

10000 Times

Clearance between opening contacts

17+/-1mm

Closing force due to bellow and atmosphere

100+/-40N

Force required to hold contacts open at full stroke

180+/-30N

Circuit resistance at minimum rated contact force

≤25μΩ

Contacts limit abrasion

3mm

Weight of moving parts

1.2kg

Internal pressure

<1.33*10-3 Pa

Storage life

20 Years

Rated operating sequence

O-0.3s-CO-180s-CO

 

Model No.: TD-36/1250-25A(JUC2344-G)

Mechanical requirements of vacuum circuit breaker

Items

Value

Average opening speed

1.6±0.3m/s

Average closing speed

1.3±0.3m/s

Contacts bouncing duration at closing operation

≤3ms

Synchronism of contact closing and opening

≤2ms

Rated contact pressure

2900±300N

Contact pressure at contact touch point

2200±210N

Max re-bounce of contact at opening operation

3mm

Over travel during opening

≤2mm

1.“*” Rated characteristics to be given on request.

2.  Meets or exceeds the electrical endurance requirements of class E2 for IEC62271-100 and BG1984-2014.




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