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Eberry Electric Co., Ltd.
We are a professional manufacturer of vacuum circuit breakers. We have 15 years of experience in design and development. We have a professional team responsible for comprehensive solution.
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Insulated Fixed 630A VS1 VCB Vacuum Circuit Breaker 12KV

Eberry Electric Co., Ltd.
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Insulated Fixed 630A VS1 VCB Vacuum Circuit Breaker 12KV

Place of Origin : Zhejiang, China

Brand Name : Eberry

Model Number : Zn63-12kv-210

Packaging Details : plywood Carton

Supply Ability : 10000 Unit/Units per Month

Price : $800.00 - $2,200.00/pieces

Certification : CE,CQC,ISO9001

MOQ : 1 set

Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram

Delivery Time : 5-10 days

Rated Voltage : 12KV

Type : Double-gang

Rated Frequency : 50/60hz

Certificate : ISO9001

Breaking capacity : 6000A

Rated frequency : 50/60 Hz

Mechanical Life : 20000Times

Poles Number : 3

Port : Ningbo/shanghai

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Factory insulated Fixed 630A VS1 vcb Vacuum Circuit Breaker

Intorduction:

It is an indoor switchgear with three-phase AC 50Hz rated voltage of 12KV power system. It is used as protection and control unit for power equipment and industrial and mining enterprises. Applicable to places that require frequent operation at rated operating current, or multiple times to break short-circuit current.

The circuit breaker adopts an integrated design of the operating mechanism and the circuit breaker body, and can be used as a fixed installation unit, or can be equipped with a special propulsion mechanism to form a hand truck unit.

Features: small size, light weight, suitable for frequent operation

Main structure: vacuum interrupter, electromagnetic or spring operating mechanism, bracket and other components.

The main technical parameters:

NO Item Units Technical parameters
1 Rated voltage KV 12
2 Rated short-duration power frequency withstand voltage 42/48(Interphase, ground/fracture)
3 Rated lightning impulse withstand voltage 42/48(Interphase, ground/fracture)
4 Rated frequency Hz 50
5 Rated current A 630 1250

630 1250 1600

2000 2500 3150

630 1250 1600

2000 2500 3150

6 Rated short-circuit breaking current KA 20/25 31.5 40
7 Rated short-time withstand voltage 20/25 31.5 40
8 Rated short circuit duration S 4
9 Rated peak withstand current KA 50/63 80 100
10 Rated short circuit closing current 50/63 80 100
11 Secondary circuit power frequency withstand voltage (1min)

2000

12 Rated single / back to back capacitor group breaking current A 630/400(40kA:800/400)
13 Rated capacitor bank closing current 12.5 (frequency is not greater than)
14 Mechanical life KA 20000
15 Rated current breaking times (electrical life) 20000
16 Rated short circuit current breaking times times 50(40KA≤30)
17 Dynamic and static contacts allow wear cumulative thickness mm 3
18 Energy storage time s ≤10
19 Contact opening distance

mm

11±1
20 Overtravel 3.5±0.5
21 Contact closing bounce time

ms

≤2(40KA≤3)
22 Three-phase split/closed period ≤2
23 Average opening speed (contacts are separated by -8mm)

m/s

1.2±0.2
24 Main conductive loop resistance 0.6±0.2
25 Main conductive loop resistance μΩ

≤50(630A)≤45(1250A)

≤40 (1600,2000A)≤35 (2500A or more)

26 Rated operation sequence 0-0.3s-Co-180s-Co

Insulated Fixed 630A VS1 VCB Vacuum Circuit Breaker 12KVInsulated Fixed 630A VS1 VCB Vacuum Circuit Breaker 12KVInsulated Fixed 630A VS1 VCB Vacuum Circuit Breaker 12KV


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