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

group name: Vacuum Interrupter

Min Order: 1 piece

brand name: JUCRO

model: JUC61029C

Nearest port for product export: Ningbo, Shanghai, Others

Delivery clauses under the trade mode: FOB, CFR, CIF, EXW, DDP, DDU, Express Delivery

Acceptable payment methods: T/T, L/C, D/P D/A, MoneyGram, Westem Union, Cash, Escrow

update time: Wed, 18 May 2022 14:22:52 GMT

contact supplier

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