Excellent Short-circuit Strength Three-Phase 125KVA Auto Transformer 11kV to 0.4KV for Electrical Equipment and Industrial Facilities Manufacturer
Αυτόματος μετασχηματιστής 125KVA 11kV/0,4kV με εξαιρετική αντοχή βραχυκυκλώματος, αντιεκρηκτική σχεδίαση και προσαρμόσιμες επιλογές. Πιστοποιημένο CE, κατάλληλο για βιομηχανικές εγκαταστάσεις με λειτουργία υψηλής θερμοκρασίας και χαμηλό θόρυβο (≤55dB).
HENTG POWER Auto Transformers are designed for various industrial and electrical equipment applications, providing efficient, safe, and reliable voltage conversion. This 125KVA three-phase auto transformer offers excellent short-circuit strength, stable operation under high load, and meets the electricity needs of industrial facilities, energy projects, and high-temperature regions. Customizable designs are available to ensure suitability for complex operating conditions and specialized electrical environments.
- High Short-Circuit Strength: Designed to IEC standards, ensuring safety under short-circuit conditions.
- Excellent Heat Dissipation: Advanced cooling design suitable for high-temperature environments, extending service life.
- Low Noise Operation: Optimized core and winding structure for quieter performance in industrial settings.
- Explosion & Fireproof Design: Compliant with international safety standards for extreme conditions.
- Customizable Solutions: Voltage, capacity, and installation can be tailored to project requirements.
- High Efficiency & Energy Saving: Premium copper and core materials reduce energy loss and improve cost-effectiveness.
| Parameter | Specification |
|---|---|
| Model | HENTG-AUTO-125KVA |
| Capacity | 125 KVA |
| Input Voltage | 11 kV |
| Output Voltage | 0.4 kV |
| Phase | Three-phase |
| Cooling Method | ONAN / Optional Air Cooling |
| Short-Circuit Withstand | ≥2.5x rated current, 2s |
| Noise Level | ≤55 dB |
| Temperature Rise | ≤65°C (high-temperature suitable) |
| Protection Level | IP23 / Optional IP44/IP54 |
| Insulation Class | F / Optional H |
| Installation | Indoor/Outdoor floor-mounted |
| Winding Material | Premium copper wire |
| Core Material | Cold-rolled silicon steel, high permeability |
| Special Design | Explosion-proof, |
Market Problem: Standard transformers overheat, self-ignite, or reduce lifespan in hot climates.
Our Solution:
- Enhanced Cooling Design: Optimized oil channels or airflow to improve heat dissipation.
- Explosion & Fireproof Materials: High-insulation materials prevent fire even under overload.
- High-Temperature Insulation System: H-class insulation materials suitable up to 180°C.
- Moisture & Dust Protection: Sealing measures for humid and dusty climates ensure long-term stability.
- Custom Installation: Tailored solutions for EPC projects, including outdoor and special installations.
- Q: Will high temperatures affect transformer lifespan?
Reinforced cooling and H-class insulation ensure stable long-term operation and extended lifespan. - Q: Can voltage or capacity be customized?
Yes, HENTG provides tailored input/output voltage and capacity solutions. - Q: How is safety ensured in high-temperature regions?
Explosion-proof, fireproof systems and moisture/dust protection guarantee safe operation. - Q: Is noise suitable for industrial environments?
Yes, optimized core and winding structure ensures low noise (≤55 dB). - Q: Do you provide on-site installation support for EPC projects?
Yes, we provide complete installation plans and technical support. - Q: What is the maintenance interval?
Regular maintenance is recommended every 12 months, adjustable based on project conditions.
HENTG Power is a high-tech enterprise specializing in transformer R&D, manufacturing, and sales, with extensive experience in the electrification industry. The company offers customized transformer solutions including dry-type, oil-immersed, and auto transformers, widely used in industrial, energy, construction, transportation, and infrastructure projects. We are committed to providing reliable, efficient, safe, and environmentally friendly power equipment worldwide, with comprehensive pre-sale, during-sale, and after-sale services. HENTG boasts advanced production lines, strict quality management systems, and professional technical teams capable of rapid response to customer needs, providing tailored power solutions for complex projects.
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