EN
VPI Non-Encapsulated Dry-Type Transformer
VPI Non-Encapsulated Dry-Type Transformer is configured to the purchaser's network, load and site requirements. The typical range below is for product-page reference; final guaranteed values are confirmed in the approved technical schedule.
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RATED VOLTAGE |
RATED CAPACITY |
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STANDARDS BASIS |
TYPICAL APPLICATION |
- Overview
- Recommended Products
- Open ventilated or enclosed construction.
- copper or aluminum windings.
- harmonic-duty and low-noise options.
- Rated power, voltage ratio, frequency and vector group.
- Cast-resin or VPI construction, winding material and enclosure IP.
- Temperature-rise, harmonic duty, ventilation and noise requirements.
- Indoor conditions, altitude, fire/environment class and standard.
- Open ventilated or enclosed construction.
- copper or aluminum windings.
- harmonic-duty and low-noise options.
- Buildings, hospitals, data centers and transport infrastructure.
- Industrial plants and indoor distribution rooms.
- Installations prioritizing fire performance and low maintenance.
Appurtenance
Inquiry
Please provide the following information so the product selection and quotation can be prepared accurately:
Overview
General Product Overview
The VPI non-encapsulated dry-type transformer uses vacuum-pressure impregnation to provide a practical insulation system for indoor distribution and industrial loads. The design can be adapted for ventilation, enclosure, harmonic duty and project-specific temperature-rise requirements.
Main Technical Specifications
Parameter |
Typical range / configuration basis |
Rated voltage |
Up to 15 kV typical |
Rated capacity |
50-5,000 kVA |
Frequency |
50 Hz or 60 Hz; utility-specific where applicable |
Standards basis |
IEC 60076-11 or IEEE C57.12.01 |
Cooling |
AN or AF |
Winding material |
Copper or aluminum according to the approved design |
Enclosure |
Open construction or project-specific IP enclosure |
Temperature monitoring |
PT100 sensors and controller; fan control where applicable |
Insulation and Enclosure Options
The insulation system is selected for the installation environment and connected load. Enclosure ventilation, conductor material, temperature sensors, fan control and harmonic capability are coordinated before the outline drawing is approved.
Main Applications
Industrial facilities, commercial buildings and controlled indoor environments.
Engineering Support
Apex supports requirement review, product selection, drawing and interface coordination, manufacturing follow-up, inspection/test-document coordination, export packing and delivery planning. The final scope is defined in the quotation and approved technical agreement.
Recommended Products
Cast Resin Dry-Type Transformer | KYN28 Metal-Clad MV Switchgear | GCS Withdrawable LV Switchgear
