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38KV Vacuum Interrupter JUC61179 630A 12.5KA for recloser use from JUCRO Electric
38KV Vacuum Interrupter JUC61179 630A 12.5KA for recloser use from JUCRO Electric
Detail Information
Vacuum Interrupter JUC61179 38KV 630A 12.5KA for recloser use from JUCRO Electric
Vacuum Interrupters accept customized order according to technical drawing or samples.
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MAIN TECHNICAL DATA (FOR RECLOSER)
Items |
Data |
Rated voltage |
38KV |
Rated current |
630A |
Rated frequency | 50/60Hz |
Rated short-time (1 min) power -frequency withstand voltage | *70KV |
Rated lightning impluse withstand voltage (peak) | *170KV |
Rated short-circuit breaking curremt | 12.5KA |
Rated peak withstand current | 32KA |
Rated short -time withstand current(4s) | 12.5KA |
Operations of short- circuit breaking current interruption | 15-20%,88;45-55%,112;90-100%,32 |
Rated short-circuit making current | 31.5KA |
Rated peak withstand current | 31.5KA |
Rated short-time withstand current(3s) | 12.5KA |
Rated breaking current of single capacitor bank | #630A |
Rated breaking current of back to back capacitor bank | #400A |
Rated momentary current, RMS asymmetrical | 25.6KA |
Rated cable-charging breaking current | 25KA |
Rated breaking current of no-load transformer | 22KA |
Circuit resistance at minimum added force | ≤25μΩ |
Mechanical life | 10000 times |
Closing force due to bellows and atmosphere | 80±30N |
Force required to hold contacts open at full stroke | 160±30N |
Contact erosion limit | 3mm |
Shelf life | 20 years |
Temperature endurance of lead bushing of moving | 170℃ |
Rated operating sequence | O-0.3s-CO-2s-CO |
MACHANICAL DATA OF SWITCH RECOMMENDATIONS WITH THE INTERRUPTERS
Items |
Value |
Rated contact stroke | 14±0.5mm |
Contact connection stroke | 4±1mm |
Average opening speed(0-6mm stroke) | 1.6±0.2m/s |
Average closing speed(6mm-contact making) | 0.8±0.2m/s |
Added force on closed contacts | 1200±200N |
Max. bouncing duration | ≤3ms |
Out of simultaneity of contact closing and opening |
≤2ms |
Max. rebound distance |
≤1mm |
Note:
With insulation cover;
Must consult with us;
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.
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.
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.
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