1 / 2
Basic Information
| Item | Specification |
| Product Model | Example: S16-M-100/10 (S=Three-Phase; 16=Amorphous Efficiency Class; 100=kVA; 10=HV kV) |
| Rated Capacity（Sn） | 30kVA~2500kVA |
| Phase/Frequency | Three-Phase; 50Hz/60Hz (±1% tolerance) |
| Connection Group | Dyn11 (standard) / Yyn0 (optional) |
| Core Structure | Three-phase five-limb amorphous core (zero air gap, low magnetic hysteresis) |
Operating Conditions
| Parameter | Details |
| Ambient Temperature | -25℃~40℃ (optional -40℃ with anti-freeze additive) |
| Altitude | ≤1000m (5% derating at 1500m, 10% at 3000m) |
| Humidity | ≤90% @25℃ (no condensation); Protection Class: IP23 (outdoor)/IP20 (indoor) |
| Service Life | 25 years (extended by low core loss and sealed tank) |
Losses & Impedance (S16-100/10 Example)
| Parameter | Value | Test Condition |
| No-Load Loss (Po) | ≤80W (30% lower than S13) | Rated voltage/frequency |
| Load Loss (Pk) | ≤1120W | Rated current, 75℃ |
| Short-Circuit Impedance (Uk%) | 4%~5% | 75℃, ±10% tolerance |
| No-Load Current (Io%) | ≤0.5% | Rated voltage |
Example S16-100/10 Key Specs
| Item | Value |
| Rated Capacity | 100kVA |
| HV/LV Voltage/Current | 10kV/5.77A; 0.4kV/144.3A |
| No-Load/Load Loss | ≤80W / ≤1120W |
| Core Material | 1K101 Amorphous Ribbon |
| Cooling Method | ONAN |
As its most core advantage, the amorphous alloy material has an irregular atomic structure, resulting in much lower hysteresis loss than traditional silicon steel sheet cores. Its no-load loss is 30%-70% lower than that of conventional silicon steel transformers. Especially suitable for long-term operation scenarios such as power grids and residential areas, it can significantly reduce ineffective energy consumption, lowering users' electricity costs and overall energy usage.
Due to the small magnetostriction coefficient of the amorphous alloy core (resulting in low core vibration amplitude), the transformer operates at a lower noise level (usually 5-10dB lower than traditional products). No additional noise reduction measures are needed, making it suitable for noise-sensitive environments such as commercial buildings, residential communities, and hospitals, enhancing user experience.
Amorphous alloy exhibits excellent magnetic permeability, achieving high magnetic flux even under low magnetic field strength. This optimizes the transformer's load loss and improves energy conversion efficiency (mostly meeting national Level 1 energy efficiency standards). Especially when the grid voltage fluctuates, it can maintain stable output more effectively, reducing efficiency loss during power transmission.
The core material has better heat resistance and mechanical strength, enabling it to withstand current surges exceeding the rated load for a short time (e.g., during peak electricity consumption periods). With lower total heat generation, it effectively prevents component aging or failures caused by overload, extends the stable operation cycle of the equipment, and reduces maintenance costs.
On one hand, the low-loss and low-heat characteristics slow down the aging of internal components (such as coils and insulating materials), allowing the equipment to have a design life of over 20 years. On the other hand, energy-saving operation directly reduces carbon emissions; additionally, the amorphous alloy material is recyclable, complying with environmental requirements such as "green power grids" and "low-carbon buildings".
As a key link in transmitting electricity from "substations" to "user terminals", the Amorphous Alloy Iron Core Transformer is the preferred equipment for distribution networks, especially suitable for the following scenarios:
Its high overload capacity and low operating noise make it well-suited for industrial and commercial environments with high power demand and strict operational requirements:
For civil scenarios that prioritize noise control and long-term energy efficiency, this transformer is an ideal option:
