12kv AC Vacuum | RFQ Sourcing Details
Vacuum Circuit Breakers · Quote on request
This is a product procurement detail page: check specs, images, category context and related sourcing paths before sending an RFQ.
Product specs
Buyer's Digest
Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Vacuum Circuit Breakers. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.
Original product description
Our Advantages A. 25 years experience of production Medium voltage material B. 18 years for overseas market;you no worry for communication and save time C. IEC CNAS standard testing lab inside own property factory industrial zone D. Big Brand t rusted material supplier, you no worry for quality control E.
Quality control 3 times 100% inspection testing from raw material to finished Special 3-pole and 4-pole high-voltage vacuum . After installing a mechanical interlock shaft between two vacuum , mechanical interlocking can be achieved, and electrical interlocking can also be realized. A 5-pole high-voltage vacuum .
After installing a mechanical interlock shaft between two vacuum , mechanical interlocking can be achieved, and electrical interlocking can also be realized, providing dual safety protection for phase reversal. The above-mentioned high-voltage vacuum .
They are capable of frequent operation and offer advantages such as long mechanical life, high reliability, low failure rate, and strong breaking performance.
Name Unit Parameter Rated voltage kV 12 Rated current A 160 , 250 , 400 , 630 Power frequency withstand voltage kV 42 Lightning impulse withstand voltage kV 75 The rated breaking capacity A 8. Ie 25 times The rated closing capacity A 10. Ie 100 times Rated short-time resistance current kA 10.
Ie 1.6 , 2.5 , 4 , 6.3 Rated current peak tolerance kA 25. Ie 4 , 6.3 , 10 , 16 Short circuit current breaking and closing A 10. Ie O-180s-CO-180s-CO 1 times Overload withstand current kA 15.
Ie 2.4 , 3.8 , 6 ,10 The rated .5±0.5 Overtravel mm ≥1.5 Closing synchronism ms ≤2 Mechanical life Ten thousand times 50 Electrical life AC3 Ten thousand times 25 AC4 Ten thousand times 10 Company Profile 1 of the best Medium Voltage material for power transmission and distribution private company in China Quality control: 3 times 100% inspection testing 1.
Raw Material Inspection 2. Production Line 3. Production Line and Testing 4. Test equipment as IEC standard Power frequency testing: 100% according to IEC standards;Big current testing temperature rising equipment: provide up to 3000A;Partial discharge testing room: provides two different size for vacuum
12kv | Applications and Buyer Notes
12kv is organized as a sourcing-ready Vacuum Circuit Breakers reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirements and lead-time ques
Applications
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Key specifications
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- Vacuum Circuit BreakersBased on visible page data; confirm exact value in the RFQ.
- Unit
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FAQ
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Source mix: ugc
Key specifications
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