12KV Vacuum Interrupter JUC61029C 630A 20KA for load-breaking switch use from JUCRO Electric

  • group nameVacuum Interrupter

  • Min Order1 piece

  • brand nameJUCRO

  • modelJUC61029C

  • payment methodL/C, Western Union, MoneyGram, T/T

  • update timeWed, 18 May 2022 14:22:52 GMT

Packging & Delivery

  • Min Order1 piece

Briefing

Vacuum Interrupter
Rated voltage: 12kV
Rated current: 630A
Model: JUC61029C
Brand: JUCRO

Detailed

Vacuum Interrupter JUC61029C 12KV 630A 20KA for load-breaking switch use from JUCRO Electric

Vacuum Interrupters accept customized order according to technical drawing or samples.
Detailed Image
MAIN TECHNICAL DATA (FOR LOAD-BREAKING SWITCH)
Items
Data
Rated voltage
12KV
Rated current
630A
Rated frequency
50Hz
Short-time (1 min) power -frequency withstand voltage
*42KV
Lightning impluse withstand voltage (peak)
*75KV
Rated short-circuit making curremt
50KA
Rated peak withstand current
50KA
Rated short -time withstand current(4s)
20KA
Rated closed circuit breaking current
630A
Rated transfer current
3150A
Rated load with power breaking current
630A
Rated cable-charging breaking current
10A
Circuit resistance at minimum added force

≤40μΩ

Mechanical life
20000 times
Closing force due to bellows and atmosphere

80± 30N

Force required to hold contacts open at full stroke

120 ± 40N

Contact erosion limit
3mm
Shelf life
20 years
Total mass of interrupter/Moving mass of interrupter
1.31Kg/0.3Kg
MACHANICAL DATA OF CIRCUIT-BREAKING RECOMMENDATIONS WITH THE INTERRUPTERS
Items
Value
Rated contact stroke
8±1mm
Contact connection stroke
4±1mm
Average opening speed(0-8mm stroke)
1.1±0.2m/s
Average closing speed(8mm-contact making)
0.6±0.2m/s
Added force on closed contacts
700±50N
Max. bouncing duration
≤2ms
Out of simultaneity of contact closing and opening
≤2ms
Max. rebound distance
≤2mm
Max. overtravel
≤2mm
Note:
With insulation cover
 Packing & Delivery 

Strong package, Safety first.

Inside with foam to support the product, put it in carton or wooden box, fixed it on pallet.

As long as possible to keep the products safe until it arriving customer's warehouse.

Clearly marking label outside of package, customers will be easy to identify their goods.
Our Company
Pro20000 M2 of JUCRO Electric company land
1500 M2 of office building
5000 M2 of workshop building
Inside of JUCRO Electric office building
Inside of JUCRO Electric office building
JUCRO Electric office work area
Workshop

Vacuum Interrupter Workshop

Accept customized order.
Design the Vacuum Interrupter for you.

VCB Production Line

VCB Vacuum Circuit Breaker production Line.

VCB Production Line

VCB Vacuum Circuit Breaker production line, Engineers routine inspection.
Quality Inspection
 Carefully inspection of each product, Quality guaranteed 
 completely data records of entire process , all the product data can be traced.