Long Service Life 1250kVA 11kV/0.4kV Oil Immersed Transformer for Commercial Building Power Supply
This 1250kVA 11kV/0.4kV oil immersed distribution transformer is engineered for reliable power distribution in commercial buildings, shopping malls, hotels, hospitals and office complexes. Adopting high-quality core, copper/aluminum windings and fully sealed structure, it feature
11kV Oil Immersed Transformer
,Commercial Building Oil Immersed Transformer
Product Parameters
| Type & Model | 1250kVA 11-0.4kV |
| Rated Capacity | 1250kVA |
| Rated Voltage (HV / LV) | 11kV/0.4kV |
| Rated Current (HV / LV) | 65.5A/1804.2A |
| Tap Changer | Tap Changer |
| Tap Changer Range | ±2×2.5% |
| Short-Circuit Impedance | 4.5% |
| Vector Group | Dyn11 |
| Rated Frequency | 50Hz |
| Cooling Method | ONAN |
Product Advantages
- Long Service Life & High Durability
- Excellent High Temperature Resistance
- Strong Salt Fog & Corrosion Resistance
- Low Loss & Energy Saving
- Stable Voltage & Strong Overload Capacity
- Safe & Maintenance-Free Operation
- Wide Grid Adaptability in Southeast Asia
- Low Noise & Eco-Friendly
- Flexible Installation & Space Saving
- Stable Performance & Low Failure Rate
FAQ(For commercial buildings in Southeast Asia)
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Q: Is this transformer suitable for tropical high-temperature areas in Southeast Asia?
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A: Yes. Optimized cooling structure and high-temperature resistant materials ensure stable operation under 45℃ ambient temperature, no overheating or performance degradation.
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Q: Can it resist coastal salt fog and humidity corrosion?
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A: Yes. Adopts special anti-corrosion coating and fully sealed design, effectively resist salt spray and moisture, suitable for coastal commercial buildings in Indonesia, Malaysia, Thailand, Philippines, etc.
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Q: What commercial scenarios is this 1250kVA transformer applied to?
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A: Widely used in shopping malls, hotels, office buildings, hospitals, supermarkets, commercial complexes and urban power distribution projects.
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Q: What is the service life and maintenance cycle?
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A: Service life up to 20+ years; fully sealed structure, basically maintenance-free for 5-8 years, only regular oil level and temperature inspection needed.
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Q: Can it match local power grid standards in Southeast Asia?
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A: Yes. Designed in accordance with IEC 60076, supports 50Hz/60Hz, 11kV/0.4kV voltage system, compatible with mainstream power grids in Southeast Asia.
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Q: Does it support outdoor installation in commercial areas?
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A: Yes. IP54 protection level, rainproof, dustproof and anti-corrosion, can be installed outdoors safely without additional protective shed.
● Professional 30+ senior engineers offer 24 hours online service and response within 30 mins.
● 100,000m² factory, 250+ workers, 30+ senior engineers and 8 production lines, 300-500MVA annual production capacity.
● 100% OQC testing with 8 main detection contents.
● 15+ years power transformer designing and manufacturing experience.
● Comply with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standard
● Cross-industry power transformer solution.
l Global on-site technical support.
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