Professional 500kVA 10kV 0.4KV Distribution Type Transformer for Unstable Voltage Areas with High Efficiency Copper Winding Stable Output and Reliable Performance for Rural Grids Commercial Buildings
This 500kVA three-phase transformer supports stable voltage output under varying grid conditions. Its optimized electromagnetic design and ONAN cooling system help maintain reliable performance in areas with voltage fluctuation and load variation.
Reliable 500kVA Distribution Transformer
,Copper Winding 500kVA Distribution Transformer
,10kV 500kVA 0.4KV Distribution Transformer
The HENTG POWER 500kVA 10kV/0.4kV three-phase oil-immersed transformer (ONAN) is engineered to deliver dependable medium- to low-voltage distribution across commercial, utility, and rural networks.
Built with an upgraded magnetic core and reinforced winding layout, the unit ensures steady electrical performance, optimized energy distribution, and reliable operation in regions experiencing voltage fluctuation or demanding outdoor conditions such as heat, dust, and humidity.
This model is tailored for long service life, stable voltage output, and consistent performance even when grid quality varies.
The optimized silicon-steel core helps minimize no-load loss and enhances overall energy performance.
Electrical configuration supports consistent voltage delivery when the supply input is unstable.
A sealed tank structure with protective coating improves reliability in areas with dust, corrosion, and temperature variation.
High-conductivity copper windings increase thermal stability and enhance overload adaptability.
Compact layout and clear terminal structure make integration into different distribution systems straightforward.
| Parameter | Value |
|---|---|
| Rated Capacity | 500 kVA |
| Primary Voltage | 10 kV |
| Secondary Voltage | 0.4 kV |
| Phase | Three Phase |
| Frequency | 50 Hz / 60 Hz |
| Cooling Method | ONAN |
| Vector Group | Dyn11 |
| Core Material | Cold-rolled silicon steel |
| Winding Material | Copperaluminum |
| Insulation Class | A / F |
| Tap Changer | Off-circuit |
| Tap Range | ±2×2.5% |
| Tank Type | Sealed Type |
| Mounting Style | Ground Placement |
| Standard | IEC60076,ISO9001 |
In regions with fluctuating power supply, the following conditions may occur:
- Voltage variation affecting equipment stability
- Frequent load changes impacting output consistency
- Overload situations in peak demand periods
- Reduced lifespan of connected electrical equipment
- Optimized electromagnetic structure supporting stable voltage output
- Copper winding configuration improving load adaptability
- Tap changer arrangement enabling voltage adjustment
- ONAN cooling system maintaining stable thermal performance
- Reinforced insulation system supporting long-term operation
These features help maintain consistent power output under varying grid conditions.
Suitable for medium- to low-voltage distribution environments such as:
- Community and residential power areas
- Rural and suburban distribution networks
- Light-load operational zones
- Agricultural power supply locations
- Water-related infrastructure
- Renewable energy connection points
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Q1: Can this transformer operate under unstable voltage conditions?
A: Yes. The design supports stable output under fluctuating grid conditions.
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Q2: Does the unit align with common technical standards?
A: Yes. The configuration follows IEC-related electrical and insulation criteria.
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Q3: Can the voltage be adjusted when required?
A: Yes. Tap positions are arranged to match different voltage conditions.
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Q4: What cooling method is applied?
A: The transformer operates with ONAN (oil natural, air natural) cooling.
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Q5: What checks are included before use?
A: Standard checks include loss measurement, insulation verification, ratio testing, and impedance verification.
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Q6: How is stable operation maintained over time?
A: The sealed tank structure and cooling arrangement support consistent long-term performance.
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