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This heavy-duty 630 kVA 3-phase oil-immersed transformer is purpose-built for agriculture irrigation stations, rural town distribution networks, industrial loads, and long-distance feeder lines.
With full copper windings, low-loss laminated cores, and a robust sealed tank structure, it ensures high efficiency, strong overload capacity, and stable performance in demanding field environments such as dust, heat, humidity, and unstable voltage supply.
Ideal for EPC contractors, distributors, utility projects, and hybrid energy systems requiring long-lasting and reliable distribution transformers.
Key Selling Advantages
High-Durability Copper Windings Ensures superior thermal performance, low load loss, and reliable operation for pumps and motors with frequent starts.
Excellent Voltage Stability Designed for regions with fluctuating supply, delivering steady output to protect irrigation pumps, village loads, and commercial equipment.
Reinforced Outdoor Tank Structure Corrosion-resistant, tightly welded, and sealed for minimal oil leakage and long service life in farmland or field installations.
Low Loss, High Efficiency Core Grain-oriented silicon steel reduces energy consumption and enhances long-term operating efficiency.
Reliable for Continuous Duty ONAN cooling system keeps temperatures stable during long irrigation cycles and daily peak-load operation.
Technical Specifications
Category
Specification
Rated Capacity
630 kVA
Voltage Ratio
33/11 kV, 11/0.4 kV
Cooling Method
ONAN
Winding Material
Copper
Vector Group
Dyn11
Frequency
50/60 Hz
Insulation Class
Class A-F
Tap Changer
±2×2.5%
Tank Type
Fully sealed, corrosion-resistant
Applications
Irrigation pumps, rural distribution, industry loads
Grid Stability Challenges & Our Solutions (for Unstable Voltage Regions)
Challenge: Agriculture and rural distribution lines often suffer from voltage fluctuations, causing overheating, pump failures, and unstable supply for villages and farms.
Our Solution: This transformer is engineered with enhanced stability and durability:
Stable Output Design: Maintains consistent voltage even when the input side fluctuates.
High Overload Endurance: Copper windings and ONAN cooling ensure reliable performance during long irrigation cycles.
Moisture & Heat Resistant Insulation: Suitable for hot climates, humid conditions, and outdoor installations.
Tap Changer Adjustment: Allows field technicians to fine-tune voltage based on real grid conditions.
These features ensure reliable, safe, and long-term power supply for irrigation pumps, village loads, and small commercial facilities.
FAQs
Q1: Can this transformer handle continuous operation for irrigation pumps? Yes. It is designed for long operation cycles with strong thermal stability.
Q2: Is it suitable for regions with unstable voltage? Absolutely. Its optimized design and tap changer ensure stable performance during voltage drops and fluctuations.
Q3: Do you support customization for utility or EPC project requirements? Yes. We offer IEC-compliant customization based on grid codes and project specifications.
Q4: How is the transformer protected against harsh outdoor conditions? The sealed, corrosion-resistant tank and reinforced bushings provide excellent resistance to humidity, dust, rain, and heat.
Q5: Can this transformer work with solar-diesel hybrid irrigation systems? Yes. Its stable output and copper windings make it fully compatible.
Q6: What are the delivery options for urgent government or EPC projects? Flexible production and priority scheduling are available for time-sensitive orders.
Contact us now for a competitive project quotation and technical support.
