160 kVA Dry-Type Transformer: Core Technical Parameters & IEC Standard Compliance
Jan 31, 2026
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As a premier manufacturer of power distribution equipment, GNEE designs and produces high-performance transformers that form the reliable backbone of modern electrical systems. Understanding the core technical specifications and adherence to international standards is paramount when selecting a 160 kVA dry-type transformer.
This unit is a critical workhorse for medium-scale industrial, commercial, and infrastructure projects, where safety, efficiency, and unwavering reliability are non-negotiable. Our commitment at GNEE is to deliver products that not only meet but exceed these rigorous requirements.
Defining Core Electrical & Performance Parameters
The performance of a 160 kVA dry-type transformer is defined by a set of key electrical parameters. The rated power (160 kVA) indicates its continuous output capability under specified conditions. Voltage ratings (e.g., 11/0.415 kV, 20/0.4 kV) must precisely match your distribution network.
Impedance voltage (typically 4% or 6% for this size) is crucial for short-circuit current limitation and system protection coordination. Equally vital are the loss values: no-load losses (constant core loss) and load losses (variable copper loss), which directly determine the transformer's operating efficiency and lifelong energy cost. GNEE engineers these parameters for optimal balance between performance and economy.
Insulation System & Thermal Performance Specifications
The longevity and reliability of the transformer hinge on its insulation system. Standard 160 kVA dry-type transformers from GNEE utilize Class F (155°C) or Class H (180°C) insulation materials, often using Vacuum Pressure Impregnated (VPI) or cast resin technology for superior dielectric strength and environmental resistance.
The temperature rise-the allowable increase over ambient temperature-is a critical rating, commonly 100K for Class F or 115K for Class H. This specification, tested per IEC methods, ensures the insulation will have a long service life even under continuous full load operation in demanding environments.
Mandatory Compliance with IEC 60076 Series Standards
Global acceptance and safety are guaranteed by compliance with the International Electrotechnical Commission (IEC) standards.
For a 160 kVA dry-type transformer, the primary standard is IEC 60076-11: Dry-Type Transformers.
This comprehensive standard covers everything from service conditions and ratings to routine and type tests (e.g., lightning impulse, temperature rise, short-circuit withstand).
Compliance also extends to IEC 60076-1 (general principles) and often IEC 60076-16 for transformers in renewable energy applications. Adherence to these standards ensures the product has been designed, manufactured, and tested to internationally recognized benchmarks for safety and performance.
Construction, Protection & Environmental Ratings
The physical build must suit its operating environment.
- Key construction details include the enclosure protection degree (IP Code).
- An IP20 enclosure is standard for indoor, clean electrical rooms, while IP23 or IP54 may be specified for outdoor or harsh industrial environments requiring protection against moisture and dust.
- The cooling method is typically AN (Air Natural), but AF (Air Forced) with fans can be added for increased temporary overload capacity.
- Noise level, winding material (copper or aluminum), and connection types are all customizable parameters that GNEE tailors to your project's specific needs.
Product Parameters Table: GNEE 160 kVA Dry-Type Transformer
| Parameter Category | Standard Specification |
|---|---|
| Rated Power | 160 kVA |
| Frequency | 50 Hz / 60 Hz |
| Primary Voltage (HV) | Up to 35 kV |
| Secondary Voltage (LV) | 400V, 415V, 480V, etc. |
| Vector Group | Dyn11, Yyn0 |
| Insulation Class | Class F (155°C) |
| Temperature Rise | 100 K (Class F) |
| Impedance Voltage | 4% or 6% (Standard) |
| Cooling Method | AN (Air Natural) |
| Protection Degree (IP) | IP20 (Standard Indoor) |
| Noise Level | ≤ 60 dB(A) (typical at 1m) |
| Standards Compliance | IEC 60076-11, IEC 60076-1 |
| Winding Material | Copper (Standard) |
Conclusion
A thorough understanding of the core technical parameters and unwavering compliance with IEC standards are fundamental to selecting a reliable and safe 160 kVA dry-type transformer. These factors ensure optimal integration into your power system, long-term operational efficiency, and global project acceptability.
GNEE, as your expert manufacturer, guarantees both precision in specifications and full adherence to international standards. For detailed test reports, certification documents, and a customized solution for your project, contact the GNEE team today to discuss your 160 kVA dry-type transformer requirements.