Yawei’s 167 kVA single-phase pole-mounted transformer is a high-performance core component for medium and low-voltage power distribution networks. Fabricated with top-tier raw materials including high-grade grain-oriented silicon steel sheets and oxygen-free copper windings, it is specially engineered to stably supply power for residential daily electricity demand, commercial facility operations, and small-scale industrial production loads in both urban and rural regions. The transformer is filled with eco-friendly, biodegradable dielectric fluid, which not only delivers outstanding fire safety performance but also effectively reduces internal component wear, thereby extending the equipment’s service life significantly.
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The 167kVA single-phase pole-mounted transformer is engineered as a core component for modern medium and low-voltage power distribution networks. Designed to meet the demanding requirements of utility companies, electrical contractors, and municipal power grids, this transformer delivers consistent and stable power supply for significant load centers. Fabricated with carefully selected raw materials, including high-grade grain-oriented silicon steel sheets and oxygen-free copper windings, the unit is optimized for long-term operational reliability. By integrating an advanced core design with eco-friendly, biodegradable dielectric fluid, it achieves an optimal balance of electrical performance, fire safety, and environmental compliance. For power distribution operators and business end-users, this translates to extended service life, reduced downtime, and significantly lower maintenance costs over the equipment's lifecycle.
The internal architecture of this transformer is built around high-grade grain-oriented silicon steel sheets, which are specifically utilized to minimize core losses and improve overall magnetic efficiency. Complementing the core, the oxygen-free copper windings provide superior electrical conductivity and enhanced thermal performance, effectively reducing copper losses during peak load operations. This premium material combination ensures that the transformer operates at lower temperatures, thereby resisting premature aging and mechanical wear. For procurement managers and utility operators, this construction directly equates to an extended operational lifespan and a reduction in long-term replacement and maintenance expenditures.
Safety and environmental responsibility are critical in modern power distribution. This outdoor pole-mounted distribution transformer is filled with a biodegradable, fire-resistant dielectric fluid (mineral oil/FR3 optional). The use of advanced dielectric fluids provides superior insulation and fire safety, making it highly suitable for installation in residential neighborhoods, public areas, and ecologically sensitive environments. Furthermore, the fluid actively reduces internal component corrosion and wear. The fully sealed tank structure prevents any oil leakage or moisture ingress, ensuring strict environmental compliance and reducing the risk of hazardous spills during outdoor operation.
Energy efficiency is a primary metric for evaluating distribution transformers. Through an optimized winding and core design, this 167kVA unit significantly reduces both no-load (core) and load (copper) losses. By minimizing wasted energy, the transformer helps grid operators cut operational energy costs over its entire lifespan. Its pole-mounted configuration allows it to be installed closer to the load center, which effectively minimizes line losses in localized power distribution networks. This localized efficiency is particularly beneficial for upgrading rural and suburban distribution grids where long transmission lines typically experience higher voltage drops.
Designed specifically for demanding outdoor installations, this residential single-phase power transformer features a fully sealed, corrosion-resistant structure combined with IP-rated outdoor protection. The heavy-duty tank is treated with weather-resistant coatings to withstand severe weather conditions, heavy UV exposure, and significant temperature fluctuations without degrading. This rugged construction prevents moisture and airborne contaminants from compromising the internal active parts. Consequently, it supports reliable, uninterrupted operation in remote, underserved regions, or coastal areas, requiring minimal on-site maintenance and providing utility companies with long-term peace of mind.
Review the comprehensive technical parameters for the 167kVA single phase pole mounted transformer below. These specifications provide essential data on voltage ratings, cooling methods, and insulation configurations to help you verify proper sizing and compatibility with your specific distribution network requirements.
| Type | Single phase pole mounted transformer |
| Model | D-M-167 |
| Installation | Outdoor |
| Altitude | ≤1000m |
| Rated Power | 5KVA - 750KVA |
| Cooling Method | ONAN |
| Primary Voltage | 13.8kV / 12.47kV / 2.4kV / 7.2kV / 14.4kV / 24.94kV (can be customized) |
| Secondary Voltage | 120/240V, 240/480V, 277V or others (can be customized) |
| Rated Frequency | 60Hz / 50Hz |
| Insulation Oil | Mineral oil / FR3 or others |
| Tapping Range | +2×2.5% / ... |
| Temperature Rise (℃) | 65 |
| Connection Group | lio |
Note: Customization options are available for primary and secondary voltages, as well as insulation fluids (such as FR3), to meet specific regional standards and demanding project parameters. Please refer to the specified ranges when evaluating the transformer for your procurement needs.
The 167kVA single-phase pole-mounted transformer is engineered to provide stable and efficient power distribution across diverse environments. Its versatile design makes it an ideal choice for utility operators, municipal planners, and commercial developers looking for adaptable power solutions.
Designed to support rural electrification initiatives, this transformer effectively serves remote villages and off-grid communities. It ensures consistent power delivery to areas where grid infrastructure is developing, bridging the gap for essential electricity access and improving local living standards.
Modern agriculture relies heavily on continuous and stable power. This unit is widely deployed for agricultural operations, reliably powering high-demand machinery such as irrigation pumps, grain dryers, and dairy equipment. Its robust construction ensures stable voltage output even during peak harvesting seasons when power demands fluctuate.
For neighborhood infrastructure, this transformer manages residential and suburban power distribution with ease. It is perfectly suited for supplying electricity to residential blocks, streetlights, and small shops, ensuring daily life and local commerce run without interruption.
The transformer is highly adaptable for specific commercial setups and temporary power supply needs. It is frequently utilized for construction sites and outdoor events where rapid deployment is necessary. Additional use cases include supporting small commercial operations like roadside retail, telecom towers, and essential community facilities, providing dependable energy where space and infrastructure are limited.
Procurement risk mitigation starts with stringent quality control. Every 167kVA single-phase pole-mounted transformer is designed and manufactured in strict accordance with international and national power distribution industry standards. Our vertically integrated production system enables full quality control across the entire manufacturing process, ensuring consistent, reliable performance for every unit dispatched.
Before delivery, all units undergo rigorous in-house testing to verify operational integrity and safety. These standardized tests guarantee that the equipment is ready for immediate deployment:
Selecting the right manufacturing partner is as critical as selecting the right equipment. With over 30 years of expertise in distribution transformer manufacturing, YAWEI has established itself as a trusted partner for power utility operators, municipal authorities, and commercial business owners worldwide.
Our commitment to client success is reflected in our operational capabilities and comprehensive service offerings:
Generic installation and use instructions for distribution transformer, containing the following sections:
Proper installation is critical for ensuring the reliable performance and longevity of the 167kVA single-phase pole-mounted transformer. The following standard procedures provide a comprehensive operational guide for engineering teams and utility contractors during the initial deployment phase. Adhering to these structured steps ensures seamless integration into existing power distribution networks while maximizing the efficiency of the oxygen-free copper windings.
