Over 30 years of experience in Power Transformer/ Fuse Cutout / Isolator Switch / RMU & Switchgears manufacturing.
As a professional manufacturer, DGG offers comprehensive grid system project solutions to ensure your project runs smoothly.
With DGG, you can bring your project concept to life in just a few days.
Our foreign colleague and over 50 experienced engineers are ready to support your project.
We are a seasoned manufacturer of both high- and low-voltage power system products.
ZW32-24 Series
Intelligent Outdoor High Voltage AC Vacuum Circuit Breaker
Environmental Conditions:
Surounding alr temperature: upper limit +45ºC, lower limit -40ºC, daily average temperature change not exceeding 25ºC;
Relative humidity of air: daily average not exceeding 95%, monthly average not exceeding 90%;
Altitude: not exceeding 1000m;
Wind speed: not exceeding 34m's;
Wind pressure: 700Pa:
Pollution level: not exceeding level IV specified in GB/T 5582-1993;
Installation location: Outdoor, without flammable, explosive, chemical corrosion, or severe vibration.
The ZW32 series inteligent outdoor high-voltage AC vacuum circuit breaker adopts a unique design of integrated fixedsealing pole and high reliability operating mechanism. This device is mainly used in medium voltage overhead power grids as ameans of breaking and closing load currents, overload currents, and short-circuit currents.
| Project |
Unit |
Technical Parameter |
| Rated Voltage |
kV |
24 |
| Rated Current |
A |
630 |
1250 |
| Rated Frequency |
Hz |
50 |
| Rated Insulation Level |
1min power frequency withstand voltage |
Ground contact and fracture (wet test) |
kV |
50/64 |
| Ground contact and fracture surface (dry test) |
65/79 |
| Secondary circuit to ground |
2 |
| Lightning Impulse Voltage |
Ground contact and fracture |
125/145 |
| Rated short-circuit breaking current |
kA |
20 |
25 |
| Rated short-circuit making current (peak) |
50 |
63 |
| Rated short-term withstand current |
20 |
25 |
| Rated peak withstand current |
50 |
63 |
| Rated short-circuit breaking current breaking frequency |
Times |
30 |
| Rated short-circuit duration |
S |
4 |
| Rated operating voltage and rated voltage of auxiliary circuit |
V |
DC220,AC220 |
| Rated operating sequence |
|
0-0.3s-C0-180s-CO |
| Rated current of overcurrent release |
A |
5 |
| Mechanical lifespan |
Times |
10000 |
| Weight |
Without isolation knife |
kg |
115 |
| With isolation knife |
115 |
Note: If the parameters requested by the user are beyond the scope of the above table, they can be determined after consutaion with our company.
DGG Vacuum Circuit Breaker Series Products
(Simply let us know what you need, and we'll assist you in selecting the right model.)
DGG Other Products
Denggaoyun Imp & Exp (zhejiang) Co., Ltd.
Why Choose DGG
Denggaoyun Imp & Exp (zhejiang) Co., Ltd.
DGG has successfully passed various certifications including IEC, KEMA, CE and we possess comprehensive test reports covering Type Tests, Routine Tests, and Special Tests.
Our team consists of highly experienced professionals. We have continually invested in advanced production and testing equipment that meets global standards.
· Strong Support: The sales engineers you engage with are experienced and certified in English proficiency. We have several English-speaking team members and foreign colleagues, along with a dedicated group of over 50 experienced engineers who ensure smooth communication and provide viable design solutions.
· Strong Production Capacity: Currently, we operate four production bases encompassing an area of 40,000 square meters, employing over 300 staff members. We have more than 2,000 sets of our own molds, leading to an annual output value exceeding 500 million.
· Quality Assurance: Additionally, we maintain independent laboratories and hold numerous certificates and test reports, including those from IEC, KEMA, CNAS, and CSIT, as well as various Type Tests.
1. Over 30 Years of Experience: We have encountered and resolved a wide range of potential challenges in the technology sector.
2. Reliable Suppliers: We have access to the highest quality materials in the industry.
3. Experienced Workforce: Our skilled workers each have over 10 years of experience.
4. Cost-Effective Solutions: With our own production facility and direct sales, we can offer significant savings whether you are an agent or a direct buyer.
DGG has fully independent laboratories to test all aspects of developed products. It also possesses extensive product data, ready to address various customer issues in the future.
DGG's Cooperative Partner
Denggaoyun Imp & Exp (zhejiang) Co., Ltd.
DGG Projects
Denggaoyun Imp & Exp (zhejiang) Co., Ltd.
DGG's Certifications & Test Reports
Denggaoyun Imp & Exp (zhejiang) Co., Ltd.
Note:If you need more information about DGG's certificates & test reports,please contact us.
Get Project Support Easily
At DGG, we make complexity simple! Follow these 3 steps to get started now!
1.Tell Us What You Need:
Describe your needs as specifically as possible. Please provide drawings, reference pictures, and share your ideas.
2.Receive Solutions and Quotation:
We will create the best solution based on your requirements and drawings. You will receive a specific quotation within 24 hours.
3.Approval for Mass Production:
We will begin production once we receive your approval and deposit, and we will arrange the shipment thereafter.
Choose DGG and become your most worry-free partner.
Inquire Now To Get Discount
Audited Supplier 
){kind=link}