three-phase oil transformer
1. High operational efficiency, whiletransformer efficiencyreaches ≥97%, providing impressive energy savings.
2. Stable and reliable voltage, equipped with load tap switch, capable of online voltage regulation and adjustment without power off, effectively ensuring the secondary voltage quality suitable for various load fluctuations
3. Stable and durable structure, using high-quality iron cores combined with oxygen-free copper windings, with high mechanical strength, strong short-circuit impact resistance, low failure rate and high working stability
4. Excellent sealing performance, optimized oil tank structure, effectively prevent leakage and moisture, with a long period of maintenance-free operation, greatly reducing the daily workload.
5. Compact, easy to assemble and transport, with small size and light weight, it is convenient for installation and transportation. It is suitable for scenarios such as 35 kV main power grid, large industrial and miningsubstationswith step-down transformers and power distribution in parks.
Three-phase oil-immersed power transformer with load switch
Rated power: 6300KVA-125000KVA
Voltage regulation method: voltage regulation under load
Cooling method: standard ONAN/ONAF, optional OFAF/ODAF
Connection group: standard YNd11, customizable for special cases
Energy efficiency class: high efficiency and energy saving
Implementation standards: GB 1094 series, GB/T 6451, etc., compatible with IEC 60076
Core materials: core (low-loss cold-rolled silicon sheet), windings (oxygen-free copper wire), oil tank (Q235B steel plate, fully sealed)
Product advantages: Low energy loss and energy saving, the power loss under no-load is reduced by about 30% compared with traditional models; Accurate voltage regulation under load, the output voltage is stable and suitable for grid fluctuations; Low noise design, meets environmental safety requirements; Strong winding rigidity, excellent short-circuit resistance; Fully sealed oil tank, preventing oil leakage and aging
Application scenarios: 110kV substations at all levels, responsible for step-up, step-down, and load distribution in the regional power grid; Special power supply for large-scale industrial enterprises, metallurgy, petrochemical, rail transport, and other industrial sectors; Voltage step-up and grid connection for wind and photovoltaic power plants, suitable for voltage fluctuations of new energy sources; Power distribution for urban areas, development zones, residential areas, ensuring public and commercial power supply; Complex outdoor situations such as high altitudes, coastal salt fog, extreme cold and high temperatures, and severe pollution; Data centers, large complexes, and other places with high requirements for power supply stability
