3 Phase Isolation Transformer to 380V /220V Dry Transformer 480V /415V /400V
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Product Attributes
- Customization
- Available
- Application
- Power
- Phase
- Three
- Model NO.
- transformer
- Core
- Amorphous Alloy Transformer
- Cooling Method
- Dry-type Transformer
- Winding Type
- Multi-winding Transformer
- Certification
- ISO9001, CCC
- Usage
- Power Transformer
- Frequency Characteristics
- High Frequency
- Shape of Core
- EC
- Brand
- Zexing
- Place of Origin
- Wuhan, China
- Output Voltage
- 440V
- Input Voltage
- 10kv
- Type
- Dry-Type
- Product Name
- Epoxy Resin Cast Dry-Type Transformer
- Model Number
- 10kv Class Sc(B) Type 12(13, 14, 18)
- Coil Number
- Three Windings
- Coil Structure
- Round Coil
- Rated Voltage
- 6/6.3/10/10.5/11
- Rated Capacity
- 30 - 3500kVA
- Frequency
- 50Hz /60Hz
- Material
- 100% Copper
- High Voltage
- 6-35kv
- Defects Liability Period
- Two Years
- Transport Package
- Wooden Package
- Specification
- AS PER CLIENT REQUIRED
- Trademark
- ZEXING
- Origin
- 8504319000
- HS Code
- 8504319000
- Production Capacity
- 50000
- Package Size
- 150.00cm * 125.00cm * 220.00cm
- Package Gross Weight
- 260.000kg
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 3 Phase Isolation Transformer to 380V /220V Dry Transformer 480V /415V /400V
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Product Description
Dry-type transformer adopts air or solid insulating material as cooling and insulating medium, no need for transformer oil, has the advantages of fire prevention, environmental protection, maintenance-free, etc., suitable for high-rise buildings, subways, data centres, hospitals and other places with strict safety requirements.
And the dry-type transformer use air for cooling and solid insulation materials like epoxy or resin, eliminating the need for oil. They are safer, fire-resistant, and require minimal maintenance. These transformers are ideal for indoor environments, particularly in commercial, residential, and industrial applications, where space, safety, and environmental concerns are key. With no risk of oil leakage, they offer reliable and eco-friendly power distribution.

Key Features of Products :
Safe and Reliable
Oil-free fire protection: no risk of combustion and explosion, suitable for fire-sensitive areas (e.g. subways, shopping malls).
Strong short-circuit resistance: epoxy resin casting or VPI (Vacuum Pressure Impregnation) process to enhance mechanical strength.
Environmental protection and energy saving
Zero pollution: no risk of oil leakage, in line with RoHS environmental standards.
Low loss: Adopting high-quality silicon steel sheet or amorphous alloy, the no-load loss is 10%~30% lower than oil-immersed type.
Intelligent monitoring
Temperature control system: PT100 temperature sensor + fan automatic start and stop.
Remote monitoring: support RS485/MODBUS communication, real-time monitoring of operating status.
| Parameter | Typical Specification |
| Rated Capacity | 10kVA ~ 20MVA |
| Rated Voltage | LV side: 400V/690V; HV side: 6.6kV ~ 35kV |
| Insulation class | Class F (155ºC), Class H (180ºC) |
| Cooling method | AN (natural cooling), AF (forced air cooling) |
| Protection Grade | IP00 (no shell), IP20/IP23 (dust and splash water proof) |
| Efficiency | ≥98% (depending on load factor) |
| Noise level | 45~65dB (distance 1m) |
This product detail image showcases the design and components of a dry-type transformer. It highlights the air-cooling system, solid insulation, and compact structure, emphasizing safety, efficiency, and maintenance-free operation for indoor applications.




Chongqing Zexing Electric Equipment is a professional manufacturer specializing in the R&D, production, and sales of oil-immersed transformers, dry-type transformers, and related power distribution equipment. With advanced production technology and strict quality control, we provide reliable and energy-efficient solutions for power transmission and distribution systems.
Chongqing Zexing Electric Power Equipment operates a modern and well-equipped manufacturing facility, which spans a large area. The factory is designed to meet industry demands for high-quality electric power equipment, featuring advanced production lines and rigorous testing systems. With a focus on innovation and efficiency, the factory is equipped with state-of-the-art machinery and skilled workers to ensure the production of reliable and durable products. Zexing Electric Power Equipment's manufacturing process adheres to strict international standards, enabling the company to supply its customers with top-tier products and services.
Chongqing Zexing Electric Power Equipment is committed to providing high-quality electrical equipment with certifications that meet international standards. The company holds various certificates, including ISO 9001 for quality management, ISO 14001 for environmental management, and CE certification for product safety and compliance. These certifications validate the company's dedication to maintaining strict quality control, environmental sustainability, and meeting the highest safety standards, ensuring the reliability and efficiency of its products.
About the Supplier
Company Profile
CHONGQING ZEXING ELECTRICAL EQUIPMENT Co., Ltd. (CZEE) is a company with separate legal personality/entity, the company scale, production capacity, technical force is in the same industry leading position in the field.
The company headquarters is located in Chongqing, and has sub-branch in Beijing, Qingdao, Taiyuan, Anyang, Huhehaote, Xining etc. Factory covers an area of 60 acres and plant area is around 20, 000 square meters.
Company products involving power series (high voltage transmission line Angle steel tower, steel tube pole, four-column crossing tower, large transformer substation of steel structure, wind power tower, power plant, power plant steel structure), radio and television series (radio and television tower, medium wave, short wave towers), communications tower series (microwave tower, mobile, unicom communication tower), large diameter thick wall submerged arc straight seam welded pipe (high-rise buildings, sports stadiums, convention and exhibition center, airport terminals, Bridges, ships, etc. ), oil pipelines, large pipelines, offshore drilling platform, etc. ), municipal (municipal Bridges and traffic facilities, the watchtower, water tower, large billboards, light pole, etc. ), design and manufacture of all kinds of steel structure workshop, and other products, hot DIP galvanized anti-corrosion, construction installation.
Since the establishment of the company, with high-quality and efficient quality, rigorous work style, hard-working scientific spirit, eclectic, continuous innovation, and excellent equipment level, it has been facing national projects. Including 500 kv substation (on the) stent 18 sets, steel structure and equipment more than 20000 base of transmission line tower processing, recent entrants various voltage grades of steel tube pole, five thousand tons of large diameter thick wall submerged arc straight seam welded pipe production tasks. Furthermore company can process and produce according to customer requirements.
In the design, Our company has its own design team, and jointly develops software with design institutes and other units, which are applied to the calculation, drawing and process design of various high-angle steel towers and steel towers. Technical exchanges and cooperation are widely engaged in power plant steel structure design drawings. In addition, company also undertakes the design, drawing, calculation and detailed design of various other iron towers, steel structures of power plants, and substation architectural drawings.
Our annual production capacity is 60, 000 tons, we are one of the cooperating manufacturers for the Chinese National Power Grid and local power grid, we are strong in production, we can produce many products in different lines at the same time, we can shorten production cycles, according to the customers' requires. For mass production, our minimum production lead time is 20 days to complete the order for delivery.
We always focus on our quality control and service to establish the first-class brand of green lighting. We are looking forward to cooperate with the customers from all over the world!
About Our Factory & Business Background
- Address
- A402, 4th Floor, Building 4, No. 106, Jinkai Avenue West Section, Kangmei Street, Liangjiang New District, Chongqing, China
- Terms of Payment
- LC, T/T
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, CIP, FCA
- Average Lead Time
-
Peak Season Lead Time: 6-12 months
Off Season Lead Time: one month - Nearest Port
- Chongqing, Shanghai, Ningbo
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2020-03-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
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