Solar Power Plant Adaptive To Ultra High Pressure Dry Type Transformer High Efficiency Step Down

Product Description

Product Description

Advantage
  • Low loss, low noise, low partial discharge, high reliability.
  • Powerful anti-short circuit capability, high anti-lightning impulse capability.
  • HV coil is vacuum casted with epoxy resin with pressure, capabilities for better the cast without pressure.
  • Simulating analysis being used in the core model, the resonance can be avoided and the noise is reduced. Simulation calculation and analysis of lightning impulse wave are applied to the HV Coils; anti-lightning impulse capability is improved.
Cast Resin Dry Type Transformer Advantage
Other performance and characteristics

The SC(B) series cast resin dry type transformer is the kind of transformer with low noise, low loss and low partial discharge. With rational structure, high-quality material, scientific design, strict craftsmanship and advanced test method, the characteristics of the products are as follows:

  • Flameproof and no blast, no pollution, no venomous gas.
  • High damp proof, Safe operation in 100% relative humidity and other tough environment, node moisture procedure is needed.
  • Strong capacity of heat resistant.
  • High over-load capability, running at 110% rated load, and 150% rated load at AF.
  • Contour artistic and compact size, low cost for installing.
  • Performance and parameter conform to or excel the standards of GB, IEC or industry.
Cast Resin Dry Type Transformer Performance
Accessories
Item Parameter
Temperature sensor With sensor cable/ China
Temperature control LD-B10-220/ China
Cooling fans Airforced fans/ China
Skid-type underbase Factory standard/ China
Transformer wheels Bi-direction wheels/ China
Current transformer N/A
Protective Enclosure IP20(1.5mm) aluminium alloy enclosure/ China
Dry Type Transformer Accessories

Specification

Technical Specifications
Item Parameter
Product description Cast Resin/Dry type Power Transformer
Reference standards IEC 60076/ANSI/IEEE
Rated capacity (@ONAN condition) 750~3000 kVA
HV voltage 12.47 kV, 13.2 kV, 13.8 kV, 24.94 kV, 34.5 kV
LV voltage 0.48/0.277KV
Phase number 3
Frequency 60Hz
Short-circuit impedance 4~6% (Tolerance as per IEC standards)
Connections (Vector Group) Dyn11
Cooling method AN/AF
Tapping range ±2×2.5%
Overload capacity 110% quota load (8h); 125% quota load (1h)
Insulation Class Class F/Class H (Temperature Tolerance 155°C/180°C)
Protection Class IP20 and above
Monitoring Interface PT100 Circuit Temperature Monitoring, Windmill Control, Failure Alert
Fire-resistant performance low smoke, no saline, flame-resistant, explosion-resistant, epoxy resin pouring process
Loss Level Compliance with ANSI/EEE Energy Efficiency Requirements, Low Air Load/Load Loss

Certificates

We have established a sound quality management system, and have passed the certification of ISO9001:2015 quality management system, ISO14001:2015 environmental management system, and ISO45001:2018 occupational health and safety management system. In order to ensure product quality and in order to meet the development and supply of our dry-type transformers in overseas international markets, we all participate in type and special tests of internationally recognized independent testing laboratories, and obtain relevant reports.

Management System Certificates

Company Profile

As a professional manufacturer of power transmission and distribution equipment and power transformers founded in 1958, we have more than 600 employees and have achieved an annual turnover of 140 million USD, with over 200,000 units in stable operation globally. Housing a plant area of more than 100,000 square meters and a national-level R&D center, we are dedicated to power transformer innovation and technological advancement. We manufacture distribution transformers and power transformers up to 200MVA 230KV, delivering tailored solutions for diverse grid requirements worldwide. Our core products cover 35kV and below dry-type transformers, 220kV and below oil-immersed transformers, pad mounted transformers, prefabricated substations, and special transformers for wind, photovoltaic and nuclear power projects, widely trusted in the global power equipment industry.

Manufacturing Plant 1
Manufacturing Plant 2
Manufacturing Plant 3
Manufacturing Plant 4

We adopt German-imported HüBERS vacuum casting equipment to ensure excellent long-term reliability. Implementing full-process quality control – from raw material inspection to final product testing. Five testing labs and four test bays drive continuous technological breakthroughs. From extreme environment endurance tests to microscopic defect detection, every step ensures our product meets the highest quality standards. To provide satisfying products and services for worldwide customers, we have set up a modern quality management system in strict accordance with international standards. Exported to over 70 countries, our products have obtained authoritative certifications including ISO9001, ISO14001, UL and CE, fully meeting global market access requirements. By integrating cutting-edge innovation with industry-leading practices, we are dedicated to accelerating the global energy transition, supporting carbon neutrality goals, and powering a clean, sustainable future for all.

Advanced Vacuum Casting Equipment

FAQ

1. Who Are We?
We are a professional manufacturer of power transmission and distribution equipment and power transformers, founded in 1958. With more than 600 employees, we’ve achieved an annual turnover of 140 million USD, and have over 200,000 units in stable operation globally.
2. Why Should You Buy From Us Not From Other Suppliers?
We have set up a modern quality management system in strict accordance with international standards. Exported to over 70 countries, our products have obtained authoritative certifications including ISO9001, ISO14001, UL and CE, fully meeting global market access requirements.
3. Do You Have Any Certificate?
Our transformer has awarded CE, UL, KEMA certificates. If you need any other certificate, we can help you apply for it.
4. How Can I Pay You?
Payment by T/T and L/C is acceptable.
5. What About The Production?
In general, it takes 4 to 6 weeks depending on the different styles.

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