Basic Information
| Item |
Specification |
| Product Model |
Example: S22-M-100/10 (S=Three-Phase; 22=Top Efficiency Class; 100=kVA; 10=HV kV) |
| Rated Capacity |
30kVA ~ 2500kVA |
| Phase/Frequency |
Three-Phase; 50Hz/60Hz (±1% tolerance) |
| Connection Group |
Dyn11 (standard) |
| Core Structure |
Three-phase three-limb wound core (inner-outer frame winding) |
Operating Conditions
| Ambient Temperature |
-25°C ~ 40°C (optional -40°C with anti-freeze) |
| Altitude |
≤1000m (5% derating at 1500m) |
| Humidity |
≤90% @25°C (no condensation) |
| Protection Class |
IP23 (outdoor) / IP20 (indoor) |
| Service Life |
20 years (normal maintenance) |
Losses & Impedance (S13-100/10 Example)
| Parameter |
Value |
Test Condition |
| No-Load Loss (Po) |
≤120W (S22 class) |
Rated voltage/frequency |
| Load Loss (Pk) |
≤1140W |
Rated current, 75°C |
| Impedance (Uk%) |
4% ~ 5% |
75°C, ±10% tolerance |
| No-Load Current (Io%) |
≤0.8% |
Rated voltage |
Example S22-100/10 Key Specs
| Rated Capacity |
100kVA |
| HV/LV Voltage/Current |
10kV / 5.77A; 0.4kV / 144.3A |
| No-Load / Load Loss |
≤120W / ≤1140W |
| Short-Circuit Impedance |
4.5% |
| Core Material |
30Q130 Silicon Steel |
Customization available for special voltages, high-altitude, or explosion-proof requirements. All parameters verified by third-party labs.
1. Ultra-High Energy Efficiency: Adopting advanced winding technology, it achieves an energy efficiency of up to 98%, significantly reducing energy loss. This cuts users' operational costs substantially in long-term use and meets energy-saving and consumption-reduction requirements.
2. Compact & Space-Saving: With an exquisite structural design, it has a smaller volume, which can flexibly fit into various installation scenarios such as industrial workshops and power distribution rooms. It saves limited site space and simplifies layout planning.
3. Stable Performance & Durability: It features excellent electrical stability and is paired with high-insulation-strength materials, effectively resisting interference like voltage fluctuations. Moreover, it has a long service life, reducing the frequency of maintenance and replacement and ensuring continuous equipment operation.
4. Strong Adaptability: It supports customized specifications based on customers' personalized needs such as power, voltage, and installation method. It can accurately match different application scenarios including power distribution, industrial equipment, and new energy systems, meeting diverse usage requirements.
1. Top-Tier Energy Efficiency: Leverages advanced winding craftsmanship to reach an impressive 98% efficiency, minimizing energy waste drastically.
2. Compact & Space-Efficient: Boasts a streamlined structural design with a smaller footprint, enabling flexible installation in industrial workshops and power distribution rooms.
3. Stable Performance & Longevity: Delivers reliable electrical performance, paired with high-insulation-strength materials that effectively withstand voltage fluctuations.
4. High Customizability: Offers tailored specifications (e.g., power, voltage, installation mode) to match unique needs, adapting to power distribution systems and new energy setups.
Frequently Asked Questions
Q1: What is the energy efficiency of the S22 series transformer?
A: The S22 series leverages advanced winding technology to achieve an energy efficiency of up to 98%, significantly reducing operational costs.
Q2: Can the transformer be customized for specific requirements?
A: Yes, we support customized specifications for power, voltage, installation methods, high-altitude performance, and explosion-proof requirements.
Q3: What are the standard operating temperature limits?
A: The standard ambient temperature range is -25°C to 40°C. An optional anti-freeze configuration is available for temperatures as low as -40°C.
Q4: What is the expected service life of the equipment?
A: With normal maintenance, the transformer is designed for a service life of at least 20 years.
Q5: Is it suitable for outdoor installation?
A: Yes, the transformer offers an IP23 protection class for outdoor use and IP20 for indoor environments.
Q6: What type of core structure is used?
A: It features a three-phase three-limb wound core with an inner-outer frame winding for enhanced stability.
