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Dgg High Reliability Circuit Breaker for Substation Protection with Vacuum Technology
US$2,000.00-3,500.00
1 Piece
Sample price:US$3500.00/piece.Request sample

Product profile

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

Open Frame

Structure

Vcb

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection

Certification

CE, Type Tests

Rated Voltage

40.5kv

Rated Current

1250A/1600A/2000A

Rated Frequency

50Hz

Rated Short-Circuit Breaking Current

31.5ka

Transport Package

Wooden Box

Trademark

DGG/ODM/OEM

Origin

China

HS Code

8504311000

Production Capacity

100000PCS/Year

Key features

Vacuum Technology: High reliability circuit breaker utilizing vacuum arc-extinguishing medium for superior performance.
High Breaking Capacity: Rated short-circuit breaking current of 31.5kA ensures robust protection in high voltage systems.
Wide Voltage Range: Designed for 11kV to 123kV applications with a specific rated voltage of 40.5kV.
Multiple Current Ratings: Available in 1250A, 1600A, and 2000A options to suit various load requirements.
Global Certifications: Passed IEC, KEMA, TUV, and Type Test Reports ensuring international safety standards.
Customization Options: Offers full customization, minor customization, and flexible options based on samples or designs.
Experienced Engineering: Over 50 experienced engineers and 30 R&D staff provide strong technical support and design solutions.
Fast Quotation: Receive specific quotations within 24 hours after submitting project requirements and drawings.

Company profile

Denggao Electric Co., Ltd.
Management Certification
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 29 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤2.31h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with 3D software design capability and broad customization services. It holds ISO9001:2015 and ISO14001:2015 certifications, reports 30 years of R&D engineer experience, and maintains documented quality, corrective-action, complaint-handling, and supplier-assessment procedures. Quality controls include 100% finished-product inspection, 21–40 quality personnel, and raw-material traceability. Production information indicates five production lines, stated lead times within 15 workdays in both peak and off-peak periods in one slice, while another reports one-month average lead times, so delivery performance requires clarification. Financial information is only represented by reporting years, without substantive financial results. No SDK is available, overseas service coverage is listed as zero countries, and no customer cases are explicitly provided.
Supplier typeThe supplier is explicitly identified as a professional technical supplier and describes its business in relation to intelligent power-grid construction. It also reports 30 total years of R&D engineer experience, supporting a technically oriented supplier profile.
CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 certificates. These are explicit certification records relevant to quality and environmental management.
After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, and service-capability assessment. However, the overseas-service coverage is listed as zero countries, so the evidence supports procedural capability but not broad international after-sales coverage.
R&D capabilityThe supplier reports professional R&D capability, 3D software design services, extensive customization options, and 30 total years of R&D engineer experience. However, it explicitly states that no SDK is available; the evidence supports design and engineering capability but does not establish full software-development integration capability.
Production capacityProduction-related evidence includes five production lines, 100% finished-product inspection, 21–40 quality-control staff in separate records, raw-material traceability, and stated export experience of 29 years. Delivery data is inconsistent, with one slice stating within 15 workdays during both seasons and another stating one-month average lead times, so capacity and delivery consistency require confirmation.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated entries demonstrate a broad stated customization scope.

Product Q&A

Q:What is the rated voltage of this circuit breaker?
A:
The rated voltage is 40.5kV, suitable for 11kV-123kV applications.
Q:What are the available rated current options?
A:
We offer rated currents of 1250A, 1600A, and 2000A.
Q:Can the product be customized?
A:
Yes, we provide full customization, minor customization, and flexible customization based on samples or designs.
Q:What certifications does the product hold?
A:
The product has passed IEC, KEMA, TUV, and Type Test Reports.
Q:How long does it take to get a quotation?
A:
You will receive a specific quotation within 24 hours after providing your requirements and drawings.

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