12kv Vacuum Circuit Breaker High Voltage Switchgear Substation Transformer
Contact Person : Julia
Phone Number : 86-18037871307
WhatsApp : +8618037871307
Minimum Order Quantity : | Negotiation | Price : | Negotiation |
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Packaging Details : | Sea worthy : professional packing, plastic bag, carton, pallets if clients needed. | Delivery Time : | Depends on the quality of client |
Payment Terms : | 30% advanced payment , 70% balance payment before shipment. | Supply Ability : | 2000 Set/Sets per Month |
Place of Origin: | China | Brand Name: | DINGLI |
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Certification: | CCC, CE, CQC, RoHS |
Detail Information |
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Model Number: | ZN63(VS1)-12 | Product Name: | Vacuum Circuit Breaker |
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Type: | Circuit Breaker | Material: | Hot-dip Galvanized Steel. |
Ambient Temperature: | - 40℃-+40℃ | ||
High Light: | high voltage circuit breaker,vacuum circuit breaker |
Product Description
Electrical Substation Circuit Breaker 12kv Indoor Vacuum Circuit Breaker
Quick Detail: Electrical 12kv High Voltage Indoor Vacuum Circuit Breaker
ZN63(VS1) indoor high-voltage alteratingcurrent vacuum circuit breaker has a frequency of 50Hz and a rated voltage of 12kV. It applies to the ecrical equipment control and protection in industial and mining enterprises, power plants and substations, priculanty to the places needing frequent operation. It can be fixed in a switch cabinet or nstalld on a handcart.
With stable performance and convenient intallation, it is the best choice for the control and protection of hig-voltage power transmission and distribution systems.
Overall dimension of VS1-12(wheeled)indoor high-voltage alternating-current vacuum circuit breaker(cabinet width:800mm)
Overall dimension of VS1-12(fixed)indoor high-voltage alternating-current vacuum circuit breaker(cabinet width:800mm)
Technical Parameter
1.1 Technical parameters
Item | Unit | Reference value | |
Rated voltage | kV | 12 | |
Rated insulation level |
Power frequency voltage (when losing a circuit) |
kV | Breaker 42 |
Impulse withstand voltage (when losing a circuit) |
kV | Breaker 75 | |
Rated frequency | Hz | 50/60 | |
Rated current | A | 630/1250/1600/2000/2500/3150/4000 | |
Rated short-circuit breaking current | KA | 20,25,31.5,40 | |
Rated short-circuit making current (peak value) | KA | 50,63,80,100 | |
Rated short-time withstand current | KA | 20,25,31.5,40 | |
Rated withstand current (peak value) | KA | 50,63,80,100 | |
Required operation sequence | O-0.3s-CO-180s-CO | ||
Rated short-circuit duration | s | 4 | |
Times of making-breaking with the rated short-circuit current | Times | 30 | |
Mechanical life | Times | 10000 | |
Weight | kg | 110 |
1.2 Mechanical parameters
Item | Unit | Reference value |
Gap of contacts | mm | 11±1 |
Contact overtravel | mm | 3.5±0.5 |
Average making speed | m/s | 0.6±0.2 |
Average breaking speed | m/s | 1.1±0.2 |
Bounce time in contact making | ms | ≤2 |
Non-synchronous making/breaking of contact | ms | ≤2 ≤3(40kA) |
Resistance of the circuit of each phase | μΩ | ≤80 |
Permissible total wear thickness of the moving/fixed contact | mm | 3 |
Product standards:
1. IEC 62271-100 High-voltage alternating-current circuit-breakers
2. GB/T 11022-2011 Common specifications for high-voltage switchgear and controlgear standards
3. GB 1984 High-voltage alternating-current circuit-breakers
4. GB311.1 Insulation co-ordination for high voltage transmission and distribution equipment.
Ambient condition:
1. Altitude:≤1000m;
2. Ambient temperature: - 40℃-+40℃ (below 35C within 24 hours)
3. Relative humidity: ≤95% (daily average) or≤90% (monthly average)
Workshop:
Shipping:
1. Specific packaging can be made to order.
You can specify other shipping methods such as Airmail, FEDEX or DHL. We shall let you know about the shipping cost after receipt of your order.And also can send by sea or air, kindly send me the port of yours.
The standard procedure for making wooden case is as follows:
1. About us
HENAN DINGLI was founded in 1963 as a small electric power equipment manufacturer, after more than 50 years’development, DINGLI now is group company dedicated on total solutions for electricity projects covering survey, design, manufacture, complete equipment supply, construction, operations, maintenance, investment and so on. HENAN DINGLI actively devote to power grid construction, participated in all UHV construction projects and made an outstanding contribution to UHV transmission lines of China.
Since 2000, HENAN DINGLI has been actively developing international business, successively built Ecuador, Cambodia manufacturing Base, Quito tower design center, Spain, Peru, Chile and other overseas service centers. We have got a number of international certificates, such as ISO certificate covering design, equipment and construction, AWS welding certificate, ASTM system certificate, Chile NCH 203 certificate, Colombia RETIE certificate, Costa Rica material quality Certificate, etc. By the end of 2018, the overall proportion of international business is more than 30% of the company's main revenue. We have provided high-quality products and services to more than 100 customers in 33 countries, including the markets of Europe, America, Africa and Southeast Asia. With strong technical support and on-site service capability, HENAN DINGLI has saved a lot of project costs for customers and won their recognition.
2. International Certificate
ASTM,RETIE,Nch203,Costa Rica ASTM,EPC,TCL,ect.
3. After-Sale Service
Technical Support
Technical support on pre-sales stage. DINGLI has own survey and engineering company with more than 100 engineers. We have special pre-sales engineer to work with customer at early stage of the project.
Site assistance
Site assistance in Latin American market, so far we have sales and service center in Spain, Chile, Bolivia, Peru, Ecuador, Senegal, which will make a fast response for customer.
Warehouse and Emergency Supply
Warehouse and emergency supply for spare parts, damage parts and missing parts: DINGLI has built production line in Quito and warehouse for transmission line and distribution network in Ecuador, Bolivia and Senegal with common use spare parts.
Design and Consultant
Supported by both domestic engineering company and Quito tower design center, could provide technical consultant and design service within our scope of work. For Quito tower design center, most of the engineers are local staffs. The Design is based on ASTM protocols meantime with GB material standard, which will reduce the weight, and avoid the replacement on the profiles to save the working time.
Global-network map
China
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Henan DINGLI Power Equipment Co.,ltd
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Xingjiang Huili Steel Tower Co., Ltd.
Bazhou Dingli Tower Co., Ltd.
Shanghai Sales and Service Center
Beijing Sales and Service Center
Cambodia
Cambodia Phnom Penh Factory
Spain
Madrid (Spain) Sales and Service Center
Dakar, Senegal
Senegal (Dakar) Sales and Service Center
Senegal (Dakar) Spare Part Warehouse
Quito, Ecuador
Quito (Ecuador) Steel Tower Design Center (ASTM Standard)
Quito (Ecuador) Steel Tower Emergency Production Line
Quito (Ecuador) Raw Material and Spare Part Warehouse
Lima, Peru
Lima (Peru) Sales and Service Center
Cochabamba, Bolivia
Cochabamba (Bolivia) Raw Material and Spare Part Warehouse
Santiago, Chile
Santiago (Chile) Sales and Service Center
Jakarta, Indonesia
Jakarta (Indonesia) Sales and Service Center
Customer Visit
Clients of Bolivia visited Dingli for factory inspection, we talked about the key issues faced right now, and found ways to solve it together. They set a high value on this cooperation.
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