Single-Phase Pole-Mounted

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Application of Single-Phase Distribution Transformers

Single-phase transformers are extensively employed as distribution transformers in Western developed countries, Southeast Asia, and North and South America. In decentralized distribution networks, they demonstrate significant advantages by:

• Reducing the length of low-voltage distribution lines,
• Minimizing line losses (e.g., ≤3% per IEC 60076-1),
• Enhancing power quality (voltage regulation ±2% under normal load).

Technical Features

• Energy-efficient wound core design: Optimized magnetic flux path for reduced no-load losses (≤0.5W/kg per IEC 60076-1).
• Pole-mounted suspension installation: Compact size and reduced infrastructure investment.
• Low-voltage optimization:
  • Shortened low-voltage supply radius minimizes line losses (>60% reduction compared to conventional designs).
  • Voltage regulation accuracy: ±1.5% under dynamic loads (IEEE C57.12.00).

Application Scenarios

1. Rural electrification:
   • Rural power grids
   • Remote mountainous areas
   • Scattered villages
2. Agricultural & residential use:
   • Agricultural production
   • Lighting and motorized loads
3. Infrastructure retrofits:
   • Railway systems (overhead catenary power supply)
   • Urban grid energy retrofits (pole-mounted distribution lines)

Structural Features

1. Flexible Operation Modes:
   • Capable of single-phase operation or configured as a three-phase system using three single-phase units.
2. Streamlined Installation:
   • Simplified and rapid deployment process for minimal downtime.
3. Aesthetic Design:
   • Sleek, modern industrial appearance harmonizes with urban or industrial environments.
4. Advanced Insulation & Sealing:
   • Superior insulation system (e.g., Class H materials) combined with a hermetically sealed structure (IP55 per IEC 60529).
5. Enhanced Reliability:
   • Robust design ensures stable performance under extreme conditions (e.g., -40℃ to +50℃ ambient temperature).
6. Cost Efficiency:
   • Reduced operational costs through optimized energy efficiency (compliant with IEC 60076-20 Tier 3).

Product Specification