High Voltage Zw7-40.5 Vacuum Circuit Breaker
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Product Highlights
- Vacuum Arc Extinguishing: Built-in vacuum interrupter ensures no burning, no explosion, and long service life.
- High Breaking Capacity: Designed for 35kV outdoor power transmission systems with high voltage circuit breaker capabilities.
- Robust Insulation Structure: Porcelain pillar vase structure provides good sealing, anti-aging, and high pressure resistance.
- Certified Quality: Complies with ISO9001-2000, CE, and CCC standards for reliable performance.
- Low MOQ Flexibility: Accepts orders starting from just 1 piece, suitable for various project scales.
- Fast Delivery: General lead time is 5-10 working days, ensuring timely project completion.
- OEM/ODM Service: Professional technical team supports custom logo printing and project-specific parameters.
- Comprehensive Warranty: Technical team provides solutions for quality issues within 2 days of analysis.
Product Attributes
- Customization
- Available
- Breaking Capacity
- High Voltage Circuit Breakers
- Operation
- Electric 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
- Vacuum Circuit Breaker
- Certification
- ISO9001-2000, CE, CCC
- Rated Voltage
- 40.5kv
- Rated Frequency
- 50Hz
- Mechanical Life
- 10000 Times
- Rated Current
- 630A
- Transport Package
- Export Standard Wooden Case
- Trademark
- CHSH
- Origin
- China
- HS Code
- 8535210000
- Production Capacity
- 500 Pieces/Week
Product Images of High Voltage Zw7-40.5 Vacuum Circuit Breaker
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Product Description
ZW7-40.5 Type vacuum circuit breaker is mainly used for outdoor 35kV power transmission system control and protection also applies to urban and rural power distribution networks and industrial and mining enterprises in the normal operation and short circuit protection purposes. The overall structure of the insulator pillar product type; built vacuum interrupter type on the vase, porcelain vase for the next pillar vase. For frequent operation place. And has good sealing, anti-aging, high pressure, no burning, no explosion, long life, convenient installation and maintenance features.







Shenheng Power Equipment CO., LTD is a company specializing in the production of high and low voltage switch power transmission and distribution equipment and high, low voltage electrical components, one of the professional production enterprises, the production of all fully insulated and fully sealed inflatable cabinet, intelligent solid insulation ring main unit, outdoor high voltage cable branch box, box-type substation, etc. Product quality is stable, reliable, It is deeply trusted and approved by the customers.
Manufacturing of the main products are YBW box-type substation, KYN61-40.5, KYN28A - 24, KYN28A - 12, XGN2-10, HXGN-10 high voltage switchgear, XGN ring net cabinet, SHSRM inflatable ring main unit, SHSG solid ring main unit, MNS, GCS, GCS, GGD, XL low voltage switchgear , vacuum circuit breaker , oil immersed transformer , dry type transformer , current /potential transformer ,load break switch and other transmission and distribution equipment.
For a long time also for all kinds of metallurgy, shipbuilding, electric power, mining, and intelligent buildings, high-rise buildings, hospitals, schools and other industries to provide high quality power transmission and distribution of complete sets of equipment and electrical control equipment. The company has a strong technical force, sophisticated technology and sophisticated testing methods, and the products sell well across the country.
Company Workshop



FAQ
1. Are you a trading company or manufacturer ?
We are a professional factory with 10 years experience in the field of High and low Voltage switchgears, Substation ,transformers,cable distribution box and various electrical equipment, such as vacuum circuit breaker , load break switch etc.
Our factory is the excellent supplier of State Grid Corporation od China .
2. Do you accept customized serveice ?
We offer OEM/ODM service , can print your logo on product . our professional technical and quotation team can provice a satisfied project according to your drawing and parameters .
3. What is your MOQ?
Our MOQ is 1 piece.
4. How long is your delivery lead time ?
It depends on your product requirement and quantity . Generally , 5~10 working days is avaliable .
5. How do you solve quality problems?
Please porvide detailed photoes of quality problems. our technical and quality testing department will analyse.we will make a satisfied soluton within 2 days .
6. What is your payment terms ?
30%T/T in adcance,70% before shipment . West union , L/C are also acceptable .
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2432164". Items marked "" are certified.
Company Profile
Shenheng Power Equipment Co., Ltd is a company specializing in the production of high and low voltage switch power transmission and distribution equipment and high, low voltage electrical components, one of the professional production enterprises, the production of all fully insulated and fully sealed inflatable cabinet, intelligent solid insulation ring main unit, outdoor high voltage cable branch box, box-type substation, etc. Product quality is stable, reliable, It is deeply trusted and approved by the customers.
Manufacturing of the main products are YBW box-type substation, KYN61-40.5, KYN28A - 24, KYN28A - 12, XGN2-10, HXGN-10 high voltage switchgear, XGN ring net cabinet, SHSRM inflatable ring main unit, SHSG solid ring main unit, MNS, GCS, GCS, GGD, XL low voltage switchgear, vacuum circuit breaker, oil immersed transformer, dry type transformer, current /potential transformer, load break switch and other transmission and distribution equipment.
For a long time also for all kinds of metallurgy, shipbuilding, electric power, mining, and intelligent buildings, high-rise buildings, hospitals, schools and other industries to provide high quality power transmission and distribution of complete sets of equipment and electrical control equipment. The company has a strong technical force, sophisticated technology and sophisticated testing methods, and the products sell well across the country.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 168, Punan 6th Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province
-
Plant Area
- 10000 square meters
-
Number of Employees
- 216
-
Registered Capital
- 232,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Ningbo Port, Shanghai Port
-
Minimum Order Quantity
- 1 Set
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
-
Main Products
- V and LV Switchgear, Power Transformer, Indoor and Outdoor Vacuum Circuit Breakers
-
Production Lines
- 5
-
Production Machines
- Laser Cutting Facility, Bending Facility, CNC Machining Facility
-
QA/QC inspectors
- 10 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
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 10 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2012-06-20
-
Export Year
- 12 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 7
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO45001:2018, ISO14001
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
FAQ
- Are you a trading company or manufacturer?
- We are a professional factory with 10 years experience in the field of High and low Voltage switchgears, Substation, transformers, cable distribution box and various electrical equipment, such as vacuum circuit breaker, load break switch etc. Our factory is the excellent supplier of State Grid Corporation od China.
- Do you accept customized service?
- We offer OEM/ODM service, can print your logo on product. our professional technical and quotation team can provice a satisfied project according to your drawing and parameters.
- What is your MOQ?
- Our MOQ is 1 piece.
- How long is your delivery lead time?
- It depends on your product requirement and quantity. Generally, 5~10 working days is avaliable.
- How do you solve quality problems?
- Please porvide detailed photoes of quality problems. our technical and quality testing department will analyse.we will make a satisfied soluton within 2 days.
- What is your payment terms?
- 30%T/T in adcance,70% before shipment. West union, L/C are also acceptable.
Send your message to this supplier
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