Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker
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Product Highlights
- OEM/ODM Customization: Supports parameter adjustments for power, size, voltage, protection level, and working environment.
- High Breaking Capacity: Rated short-circuit breaking current of 50ka with peak withstand current of 125ka.
- SF6 Arc Extinguishing: Utilizes SF6 gas as the arc-extinguishing medium for high reliability.
- 24/7 Technical Support: English technical response available via email, WhatsApp, Skype, or online meetings.
- Comprehensive Documentation: Includes English manuals, certificates, test reports, and wiring diagrams.
- Factory Visit Welcome: Customers are welcome to visit the factory in Wenzhou, Zhejiang, China anytime.
- Full Customization Options: Offers customization from samples, designs, full customization, and minor customization.
- ISO9001 Certified: Manufacturing process certified under ISO9001-2000 standards.
Product Attributes
- Customization
- Available
- Breaking Capacity
- High Voltage Circuit Breakers
- Operation
- Spring Operating Mechanism
- Model NO.
- LW-252
- Speed
- High-Speed Circuit Breaker
- Arc-extinguishing Medium
- SF6
- Installation
- Outdoor Installation
- Poles Number
- 3
- Type
- Circuit Breaker
- Function
- Circuit-Breaker Failure Protection, Overcurrent Protection
- Certification
- ISO9001-2000
- Product Name
- Hv Sulfur Hexafluoride Circuit Breakers
- Service
- OEM/ODM
- MOQ
- 1PCS
- Warranty
- 12 Months
- Customize
- Yes
- Rated Power-Frequency Withstand Voltage
- to Earth : 460kv Fracture : 460+146kv
- Rated Lightning Impulse Withstand Voltag
- to Earth : 1050kv Fracture : 1050+206kv
- Rated Short-Circuit Withstand Current
- 50ka
- Rated Peak Withstand Current
- 125ka
- Rated Short-Circuit Breaking Current
- 50ka
- Rated Short-Circuit Making Current Peak
- 125ka
- Rated Voltage
- 252kv
- Rated Frequency
- 50Hz
- Rated Current
- 4000A
- Transport Package
- Wood Box
- Specification
- Custom
- Trademark
- HaiRui
- Origin
- Zhejiang, China
- Package Size
- 1.00cm * 1.00cm * 1.00cm
- Package Gross Weight
- 1.000kg
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 Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker
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Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker -
Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker -
Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker -
Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker -
Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker -
Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker -
Custom Specification 252kv 125ka Withstand Sf6 Circuit Breaker
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Product Description
| 1 | Rated voltage | 252 | ||
| 2 | Rated power frequency withstand voltage(1min) | To earth | kV | 460 |
| Fracture | 460+146 | |||
| 3 | Rated lightning impulse withstand voltage | To earth | kV | 1050 |
| Fracture | 1050+206 | |||
| 4 | Rated frequency | Hz | 50 | |
| 5 | Rated current | A | 4000 | |
| 6 | First-pole-to-clear factor | 1.3 | ||
| 7 | Rated short-circuit breaking current | kA | 50 | |
| 8 | Rated short circuit closing current (peak) | kA | 125 | |
| 9 | Rated short circuit withstand current | kA | 50 | |
| 10 | Rated peak withstand current | kA | 125 | |
| 11 | Rated short circuit duration | s | 3 | |
| 12 | Rated out-of-step breaking current | kA | 12.5 | |
| 13 | Near fault breaking current | kA | 90%Ik,75%Ik | |
| 14 | Rated line charging opening and closing current | A | 200 | |
| 15 | Rated operation sequence | 0-0.3s-CO-180s-CO | ||
| 16 | Main circuit resistance | μΩ | ≤55 | |
| 17 | Rated sulfur hexafluoride gas pressure (20ºC gauge pressure) | Mpa | 0.6 | |
| 18 | Alarm/minimum functional pressure (20ºC gauge pressure) | Mpa | 0.55 ± 0.015/0.50 ± 0.015 | |
| 19 | Annual air leakage rate of SF6 gases | ≤0.5% | ||
| 20 | Gas moisture content (V/V) | ppm | ≤150 | |
| 21 | Mechanical life | 6000 | ||
| 22 | Radio interference level | μV | <500 | |
| 23 | Creepage distance | Fracture | mm | ≥8660 |
| To earth | ≥6900 | |||
| 24 | Weight of SF6 gas per unit | kg | 24 | |
| 25 | Weight of circuit breakers per phase | kg | 1500 |
FAQ:
1: Does it support OEM/ODM customization?
A: Yes, we support customized services, including parameter adjustments for power, size, input/output voltage, protection level (IP level), working environment (such as explosion-proof, high temperature resistance), and provide technical solution design.
A: Yes, English manuals, product certificates, test reports, wiring diagrams, and other documents are provided with the goods, and we can assist customers in completing the necessary documents for import customs clearance.
A: Provide 24-hour English technical response, which can be communicated through email, WhatsApp, Skype or online meetings. In emergency situations, engineers can be arranged to provide on-site support.
A: Of course, you are welcome to visit our factory anytime
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2532036". Items marked "
" are certified.
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Company Profile
1. Geographical Location and Environment:
The enterprise is nestled at the foot of the scenic Yandang Mountains, adjacent to Yueqing Bayand the Yongtaiwen Expressway. It lies approximately 30 kilometers from Wenzhou Airport, railway station, and port, strategically positioned in the Yueqing Economic Development Zone. Boasting a modern, park-style working and living environment, the campus integratesindustrial functionality with natural landscapes, creating a harmonious blend of efficiency and comfort.
2. Corporate Overview:
As a technology-driven enterprise, we specialize in R&D, manufacturing, and marketing of Intelligent power transmission & transformation equipment, transformers, and high-voltagecomponents. Backed by robust technical expertise, first-class production facilities, advancedmanufacturing processes, and strict management systems, we ensure comprehensive pre-sales, in-sales, and after-sales services. Certified to I509001 and I50 9002 quality management systems, our products guarantee safety, reliability, and stability.
3. Product Portfolio and Excellence:
Specializing in manufacturing, we offer a comprehensive range of products:
European and American-style prefabricated substations with enclosures, dry-type and oil-immersed powertransformers, high/low voltage switchgear assemblies, high-voltage vacuum circuit breakers, high-voltage load switches, etc. -encompassing over 100 specifications. Our products feature premium material selection, scientific design, exquisite craftsmanship, and aesthetic modeling-embodying scientific rationality, environmental integration, and human-centered principles, Widely adopted by power authorities, urban residential communities, industrial and mining enterprises, they have earned consistent praise for superior performance.
4. Strategic Vision and Honors:
The company adheres to a long-term strategic goal: "Technological Innovation for BrandExcellence", committed to driving development through technology and quality with the missionof enhancing customer satisfaction. Upholding the principle of "building brands throughquality', we have been awarded prestigious titles including "National High-Tech Enterprise"and "Top 10 Well-Known Brands of Prefabricated Substations".
5. Cooperation Invitation:
We sincerely welcome domestic and international business partners to join hands for collaborative growth and create greater achievements together.
6. Transformer Feature:
Key Technological Innovations:
-- The product features high efficiency and low losses.
--lt features excellent internal heat dissipation and stronger short-circuit current resistance.
--lt has low no-load and load losses.
--The fully sealed structure enhances operational reliability and enables maintenance-free operation under normal conditions.
--This product has obtained the Energy Conservation Product Certification.
7. Last
A manufacturer with over 20 years of experience, quality is guaranteed, transactions are reliable, and we aim for win-win cooperation.
We look forward to establishing friendly and long-term partnerships with more clients to strengthen economic and cultural exchanges both domestically and internationally contact.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 411, Jingba Road, Leqing Economic Development Zone, Wenzhou, Zhejiang, China
-
Plant Area
- 17117 square meters
-
Number of Employees
- 98
-
Registered Capital
- 100,800,000 RMB
-
Terms of Payment
- LC, T/T, PayPal, Western Union
- International Commercial Terms(Incoterms)
- FOB, CIP
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Ningbo Port
-
Minimum Order Quantity
- 1 set
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
- Main Products
- Three-Phase Transformer, Single-Phase Transformer, Oil-Immersed Transformer with Oil Conservator, High/Low-Voltage Cabinet, Resin-Insulated Dry-Type Transformer, Low-Voltage Ggd Ggj Gck, Surge Arrester, Drop-out Fuse, American-Style Box Transformer, European-Style Box Transformer
-
Production Lines
- 4
-
Production Machines
- Arc machining center, Bending machine, Assemble line, Cutting machine, Laser cutting machine, Welding machinne, Electrical leakage testing machine, Partial Discharge Lightning Test Laboratory
-
QA/QC inspectors
- 6 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 6 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2005-05-16
- Export Year
- 2025-12-06
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Repeat Buyers Choice
- < 10%
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- Others
-
Cooperated with Fortune 500
- Yes
FAQ
- Does it support OEM/ODM customization?
- Yes, we support customized services, including parameter adjustments for power, size, input/output voltage, protection level (IP level), working environment (such as explosion-proof, high temperature resistance), and provide technical solution design.
- Can you provide technical document support?
- Yes, English manuals, product certificates, test reports, wiring diagrams, and other documents are provided with the goods, and we can assist customers in completing the necessary documents for import customs clearance.
- How can I contact you when encountering technical issues?
- Provide 24-hour English technical response, which can be communicated through email, WhatsApp, Skype or online meetings. In emergency situations, engineers can be arranged to provide on-site support.
- Where are you? Can I come see you?
- Of course, you are welcome to visit our factory anytime
Send your message to this supplier
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