High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker
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Product Highlights
- High Voltage Performance: Rated voltage 40.5kV with 25-31.5kA breaking capacity for robust grid protection.
- Long Mechanical Life: Designed for 10,000 mechanical operations ensuring reliable long-term performance.
- Flexible Customization: Offers full customization, minor customization, and design/sample-based options.
- Intelligent Control Ready: Compatible with piecewise controllers and reclose devices for intelligent segmentation.
- Strict Quality Assurance: 100% visual and functional inspection with full raw material traceability.
- Global Certification: Complies with ISO9001-2000, CE, CCC, GB1984, IEC56, and IEC62271-100 standards.
- Versatile Application: Suitable for 20-40.5kV transmission, sectional breaking, and capacitor bank switching.
- Low MOQ Availability: Minimum Order Quantity is just 1 piece, allowing for small batch procurement.
Product Attributes
- Customization
- Available
- Breaking Capacity
- High Voltage Circuit Breakers
- Operation
- Manual Type
- Model NO.
- ZW7-40.5
- Speed
- Normal Type Circuit Breaker
- Arc-extinguishing Medium
- Vacuum
- Installation
- Fixed
- Structure
- Recloser
- Poles Number
- 3
- Type
- Circuit Breaker
- Function
- Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
- Certification
- ISO9001-2000, CE, CCC
- MOQ
- 1PCS
- Transport Package
- Normal Export Case
- Specification
- 2465*500*2400
- Trademark
- KODERY
- Origin
- China
- HS Code
- 8537209000
- Production Capacity
- 50pieces/Week
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker
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High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker -
High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker -
High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker -
High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker -
High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker -
High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker -
High Quality Zw7 40.5kv Vcb High-Voltage AC Vacuum Circuit Breaker
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Product Description
ZW7-40.5 type outdoor high voltage vacuum circuit breaker is the three-phase AC 50Hz outdoor high voltage electrical equipment, suit for control and protection of 20-40.5kV transmission and distribution system; can also be used for sectional circuit breaker and switching capacitor bank occasions; this product can be matched with piecewise controller, reclose device can realize the power system intelligent segmentation, reclose control. And can add the current transformer for measurement and protection. Circuit breaker equipped with spring or electromagnetic actuator, reliable mechanical performance, frequent operation; no fire and explosion danger; circuit breaker conforms to the national standard GB19841989 "AC high voltage circuit breaker" and the International Electrotechnical Commission Standard IEC56, IEC62271-100 "high voltage AC circuit breaker" requirements.
| Item | Unit | Parameter |
| Voltage, current parameters | ||
| Rated voltage | kV | 40.5 |
| Rated short time power frequency withstand voltage (Imin) | kV | 95 |
| Rated lightning impulse withstand voltage (peak) | kV | 185 |
| Rated current | A | 1250, 1600, 2000 |
| Rated short-circuit breaking current | kA | 25, 31.5 |
| Rated operating sequence | O-0.3s-CO-180s-CO | |
| Rated short-circuit current breaking times | times | 12 |
| Rated short-circuit closing current (peak) | kA | 63.80 |
| Rated peak withstand current | kA | 63.80 |
| Rated short-time withstand current | kA | 25, 31.5 |
| Rated short-circuit current duration | S | 4 |
| Average opening velocity | ms | 1.5±0.2 |
| Average closing speed | ms | 0.7±0.2 |
| Contact closing bounce time | ms | <5 |
| Three-phase close (open) synchronization error | ms | <2 |
| Closing time | ms | <150 |
| Opening time | ms | <60 |
| Mechanical life | times | 10000 |
| Rated operational voltage and auxiliary circuits rated voltage | V | DC220, AC220 |
| DC resistance of circle every phase (not including transformer) | μΩ | <100 |
| Dynamic, static contact allowed to wear thickness | mm | 3 |
| Weight | kg | 800 |
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR263581". Items marked "
" are certified.
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Company Profile
Zhejiang Kodery Electric Co., Ltd. is a foreign trade import and export company
The company is located in the production base of Oujiangkou Industrial Zone in Wenzhou It has a complete set of production and processing lines and new testing equipment. It has gathered a group of experienced middle and senior engineers and various management talents, realized computerization of product production management, established a strict quality management system, obtained IS09001 quality system certification, and achieved product development, engineering design, production and manufacturing The three-dimensional information management of installation and after-sales provides a solid guarantee for customers to provide excellent products and technical services from 2005 to 2020, the enterprise passed the third party certification of ISO9001 quality management system, IS014001 environmental management system and OHSAS1800 occupational health and safety management system, and was successively rated as a national high-tech enterprise and an excellent enterprise in the industry.
With the characteristics of high quality, stable performance, high intelligence, timely delivery, and considerate service, Kangda's switchgear assemblies have been exported to Uzbekistan, Indonesia, Nigeria, Armenia, Mexico and other countries and regions in the fierce market competition. They have been widely used in power plants, railways, airports, chemicals, communications, and other major projects and large-scale infrastructure projects, and have been highly praised by users.
We have mature technology and professionals in product manufacturing. Complete sets of software and hardware equipment, and have formed a perfect manufacturing capacity. We focus on the stable production of existing products, and constantly improve the original products to overcome technical difficulties and adapt to market changes. We provide customers with standardized services and comprehensive solutions with profession and consideration and win with quality. The introduced automatic production equipment and assembly line operation realize technology to the front line and control to details and ensure the consistency, reliability and traceability of products.
Our electric equipment manufacturing enterprise has approved with business certifications and production certifications.
Our main manufactures are high and low switchgear cabinets, substations, transformers, oil immersed transformer, and electrical equipments. With the approvals to uses different distribution brand in our product manufacture line. These distribution brands are choice of our customers. Brands include: People, Chint, Delixi and many more. Our company offers customizations for the products in our Company.
About Our Factory & Business Background
- Address
- 1st-5th Floors, Building 1, No. 217 Linghua Road, Oujiangkou New District, Dongtou District, Wenzhou, Zhejiang, China
-
Terms of Payment
- T/T, LC, D/P, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: 1-3 months
Off Season Lead Time: one month -
Nearest Port
- Ningbo port, shanghai port
-
Minimum Order Quantity
- 1 set
-
Supply Chain Partners
- 117
Our Production Capability & Technical Expertise
- Main Products
- Box Substation, Three Boxes, High Voltage Switchgear Assembly, Low Voltage Switchgear Assembly, Cable Branch Box, Switching Station, Insulator, Load Switch, Mechanism, Outdoor Mobile Power Supply
-
Production Lines
- 2
-
Production Machines
- Laser cutting machine, Laser cutting machine2, Bending machine, Cutting machine
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Flexible customization, Minor Customization, Full Customization, Customization from Designs, Customization from Samples
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 3 Years
-
Main Markets
- South America, Southeast Asia/ Mideast, Africa
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Number of Foreign Trading Staff
- 2
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Overseas Agent/Branch
- No
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New Products Launched in Last year
- Yes
FAQ
- What is the rated voltage and breaking capacity?
- The rated voltage is 40.5kV, and the rated short-circuit breaking current is 25kA or 31.5kA.
- Is customization available for this circuit breaker?
- Yes, we offer flexible customization including full customization, minor customization, and customization from designs or samples.
- What is the minimum order quantity (MOQ)?
- The minimum order quantity is 1 set or 1 piece.
- What certifications does the product hold?
- The product is certified with ISO9001-2000, CE, and CCC, and conforms to IEC and GB standards.
- What is the mechanical life of the breaker?
- The mechanical life is rated for 10,000 operations.
- What are the payment terms?
- We accept T/T, LC, D/P, Western Union, and small-amount payments.
- What is the lead time for production?
- The lead time is one month during the off-season and 1-3 months during the peak season.
- Can it be used for capacitor bank switching?
- Yes, it can be used for sectional circuit breaker applications and switching capacitor bank occasions.
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