Overview
The S11 Oil Immersed Power Transformer from Zhengxi provides efficient and reliable power distribution, perfectly designed for diverse applications in various environments. Known for its exceptional performance, durability, and high efficiency, the S11 transformer series supports both industrial and commercial power distribution requirements.
Normal Use Conditions
- Altitude: Does not exceed 1000 meters.
- Ambient temperature:
- Maximum: +40℃
- Hottest month average: +30℃
- Highest annual average: +20℃
- Minimum outdoor temperature: -25℃
Type Designation
| Model | Explanation |
|---|---|
| S | Three-phase |
| 11 | Performance level code |
| M | Fully sealed |
| □ | Rated capacity (kVA) |
| □ | Voltage level (kV) |
| □ | Special environment code (GY-plateau, WF-corrosion prevention, TA-dry tropics, TH-wet tropics) |
Product Specifications
| Specification | Details |
| Brand | Zhengxi |
| Model | S11 |
| Product Name | Oil Immersed Power Transformer |
| Input Voltage | 10000V/10kV |
| Output Voltage | 400V |
| Work Efficiency | 98.60% |
| Output Accuracy | ±2% |
| Winding Material | Silk Covered Wire |
| Frequency | 50/60Hz |
| Design Life | 20 Years |
| Certifications | CE Certification, Third Party Quality Inspection Certification |
Technical Parameters of 10kV S11-M Series
Distribution Transformer Specifications
| Capacity (kVA) | High Voltage (kV) | Low Voltage (kV) | Connection Mode | No-load Loss (kW) | Load Loss (75℃) (kW) | No-load Current (%) | Impedance Voltage (%) | Dimensions L×W×H (mm) | Gauge (Longitudinal/Transverse) |
| 30 | 11 | 0.4 | Yy115 | 0.10 | 0.60 | 2.1 | 4 | 750×490×970 | 450/350 |
| 50 | 10.5 | 0.4 | Dyn11 | 0.13 | 0.87 | 2.0 | 770×550×1030 | 450/350 | |
| 63 | 10 | 0.4 | 0.15 | 1.04 | 1.9 | 800×600×1040 | 450/380 | ||
| 80 | 6.3 | 0.4 | 0.18 | 1.25 | 1.8 | 810×680×1060 | 450/430 | ||
| 100 | 6 | 0.4 | 0.20 | 1.50 | 1.6 | 820×680×1100 | 550/450 | ||
| 125 | 0.4 | 0.24 | 1.80 | 1.5 | 1070×700×1150 | 550/470 |
(Additional capacities available up to 2500kVA, see detailed parameter table for all options.)
Power Transformer Specifications
| Capacity (kVA) | High Voltage (kV) | Low Voltage (kV) | Connection Mode | No-load Loss (kW) | Load Loss (75℃) (kW) | No-load Current (%) | Impedance Voltage (%) | Dimensions L×W×H (mm) | Gauge (Longitudinal/Transverse) |
| 200 | 11 | 6.3 | Yd11 | 0.34 | 3.15 | 1.6 | 4.5 | 1180×740×1270 | 660/660 |
| 250 | 10.5 | 6 | 0.40 | 3.60 | 1.7 | 1230×780×1340 | |||
| 315 | 10 | 3.15 | 0.48 | 4.30 | 1.6 | 1260×810×1370 | |||
| 400 | 6.3 | 0.57 | 5.20 | 1.5 | 1380×900×1390 | ||||
| 500 | 6 | 0.68 | 6.20 | 1.4 | 1400×920×1450 | ||||
| 630 | 0.81 | 7.30 | 1.3 | 5.5 | 1580×1020×1430 | 820/820 |
(Additional capacities available up to 10000kVA, see detailed parameter table for all options.)
Advantages and Features
- Efficient Design: High-grade silicon steel core for minimal energy loss.
- Durability: Fully sealed construction, ensuring stable operation and longevity.
- Safety: Enhanced insulation and rigorous testing for leak resistance.
- Flexibility: Customization options for special environmental conditions.
Applications
Ideal for power transmission and distribution systems in urban, rural, industrial parks, renewable energy systems, and various commercial complexes.
Why Choose Zhengxi S11 Transformer?
Zhengxi’s S11 transformer offers proven reliability, energy savings, and adaptability to challenging environments, backed by CE certifications and third-party inspections. This ensures consistent performance and customer confidence across applications.