the S13-M: The Future of Hermetically Sealed Transformer Technology
Redefining Reliability: The Sealed Design Advantage
The S13-M Type 10kV Series Hermetically Sealed Distribution Transformer represents a paradigm shift in transformer design. By adopting a hermetically sealed structure that eliminates the traditional conservator, it completely isolates the internal insulating oil from external oxygen and moisture. The innovative bellows tank wall automatically compensates for oil expansion and contraction caused by temperature fluctuations. This critical feature prevents oil aging and insulation degradation, fundamentally enhancing long-term operational stability and virtually eliminating the need for maintenance under normal conditions. It's a self-contained ecosystem for unparalleled reliability.
Core Performance: Unmatched Efficiency & Loss Data

Engineered for excellence, the S13-M Hermetically Sealed Distribution Transformer delivers outstanding efficiency, directly translating into significant energy savings and reduced operational costs. As detailed in the performance table, it offers superior loss characteristics across a wide capacity range (30-2500 kVA). For instance, a 1000kVA unit boasts remarkably low no-load and load losses. This high efficiency not only lowers electricity bills but also contributes to a smaller carbon footprint, making it an economically and environmentally sound investment for any application demanding reliable power distribution.
Versatile & Robust: Built for Diverse Applications
The S13-M Type 10kV Hermetically Sealed Distribution Transformer is engineered to excel in demanding environments. With multiple high-voltage options (6-11kV), flexible tapping ranges, and various connection groups (Dyn11, Yzn11, Yyn0), it can be precisely tailored to specific grid requirements. Its hermetically sealed construction provides inherent protection against harsh environmental factors like moisture, dust, and corrosive atmospheres. Coupled with low noise levels and robust short-circuit impedance (as per the data table), this transformer is the ideal, worry-free power solution for critical infrastructures such as data centers, hospitals, industrial plants, commercial complexes, and renewable energy integration points.
The S13-M Difference: Beyond Conventional Transformers
Choosing the S13-M is not just selecting a transformer; it's investing in a smarter power infrastructure. It goes beyond conventional oil-immersed units by offering guaranteed long-term performance without the maintenance burdens of checking oil levels or replacing desiccants. The sealed design ensures safety by eliminating oil leakage risks. This transformative technology provides peace of mind, reduces total cost of ownership, and delivers sustainable performance year after year, solidifying its role as a cornerstone of modern, efficient electrical networks.
About Us:
Mingri Electric Co., Ltd. is a leading provider of high-quality electrical components and solutions, specializing in switchgear,circuit breakers,switches, etc. We are dedicated to delivering innovative products that meet the evolving needs of the global power industry.







Claire
Mr.Fu

Claire









