Factory Direct Sale Three Phase Step Down High Voltage Oil Transformers 400KVA 500KVA 630KVA
Brand Name:HENTG Power
Certification:CE
Model Number:S13
Minimum Order Quantity:1
Place of Origin:China
Price:CN¥3144-4264/units
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Location:
Changsha Hunan China
Address:
Room905, D6 building, CCSP Industrial Park, Yuelu District, Changsha，Hunan province, China
Supplier`s last login times:
within 22 hours
Product Details
Company Profile
Product Details
Factory Direct Sale Three Phase Step Down High Voltage Transformers
400KVA 500KVA 630KVA
| Attribute | Value |
|---|---|
| Frequency | 50Hz, 60Hz |
| Phase | Three |
| Coil Number | Multi Winding, Three Windings, Two Windings, Single Winding |
| Application | distribution system |
| Coil Structure | round coil |
| Output Voltage | 415V, 220V, 380V, 400V, 440V |
| Input Voltage | 10.5kV, 3kV, 6.6kV, 6.3kV |
| Type | Oil-Immersed Transformer, Oil Immersed |
| Winding Material | 100% Copper/Aluminum |
| Cooling Method | ONAN |
| Capacity | 400KVA 500KVA 630KVA |
| Customized | Accept |
| Vector Group | Dyn11 / Yyn0 |
| Customization | Accept |
| Advantages | Reducing the no-load loss |
| Temperature Rise | Less than 65°C |
| Usage | power |
| Tapping | ± 5%, ± 2× 2.5% |
| Transformer Type | Oil-immersed Transformer |
| Efficiency | Up to 99% |
| Transformation Ratio | 10/0.4Kv |
| Material | Copper / Aluminium |
| Number Of Phases | Three Phases |
Product Description
Oil‑immersed transformers with optimized cooling channels using pressboard gaskets--supporting both ONAN and ONAF cooling for efficient heat management. Designed for low loss, high efficiency, and excellent cooling performance, our transformers are widely used in power grids, industrial zones, and renewable energy projects. Custom designs are available, fully compliant with IEC, ANSI, and other international standards.
The Advantages of Type S13 Oil-Immersed Distribution Transformer
The Type S13 oil-immersed distribution transformer widely used in residential areas, commercial centers, industrial parks, and rural electrification projects. Compared to S9 or S11, the S13 offers several improvements. Here are the key advantages:
- Significantly reduces operational costs and energy consumption
- Extended maintenance intervals with reduced upkeep costs
Product Parameters
| Rated capacity (KVA) | Vector Group | Voltage Combination | No-load loss | Load loss | No-load current | Impedance |
|---|---|---|---|---|---|---|
| 30 | Yyn0 / Dyn11 | 10 6.3 6 | 80 | 630 | 1.5 | 4.0 |
| 50 | 100 | 910 | 1.3 | |||
| 63 | 110 | 1090 | 1.2 | |||
| 80 | 130 | 1310 | 1.2 | |||
| 100 | 150 | 1580 | 1.1 | |||
| 125 | 170 | 1890 | 1.1 | |||
| 160 | 200 | 2310 | 1.0 | |||
| 200 | 240 | 2730 | 1.0 | |||
| 250 | 290 | 3200 | 0.9 | |||
| 315 | 340 | 3830 | 0.9 | |||
| 400 | 410 | 4520 | 0.8 | |||
| 500 | 480 | 5410 | 0.8 | |||
| 630 | 570 | 6200 | 0.6 | 4.5 | ||
| 800 | 700 | 7500 | 0.6 | |||
| 1000 | 830 | 10300 | 0.6 | |||
| 1250 | 970 | 12000 | 0.5 | |||
| 1600 | 1170 | 14500 | 0.5 | |||
| 2000 | 1360 | 18300 | 0.4 | 5.0 | ||
| 2500 | 1600 | 21200 | 0.4 |
Consulting Process
Step 1: We will respond to your inquiry within 1 hour and recommend suitable transformer according to your needs. At the same time, we will provide you with reasonable quotations and payment terms. We have a professional and independent drawing team and technical team, and we will confirm all the contents on the drawing with you within 7 days after payment. The drawing usually contains technical data, weight and parts list.
Step 2: After designing the production drawing, the factory will prepare the stock, produce, and conduct quality inspection before shipment. If you have special accessory requirements, we can provide you with accessories. Our raw materials are strictly screened. In the quality inspection stage, we will provide you with the dual guarantee of QC report and test report to escort your products.
Step 3: We have a professional team to guide the installation, and also support on-site installation. We will provide you with more than 2 years of warranty service. Welcome to join us and create a win-win situation.
WHY CHOOSE US?
- In-house R&D & Manufacturing, Quality Assured
- Fast Delivery & Quick Response
- OEM / ODM Customization Available
- Comprehensive After-Sales Support
- Rich Export Experience Worldwide
Factory Direct Sale Three Phase Step Down High Voltage Oil Transformers 400KVA 500KVA 630KVA
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