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    3kVA 220V to 120V/240V Split Phase Transformer
    Picture of 3kVA 220V to 120V/240V Split Phase Transformer
    Picture of 3kVA 220V to 120V/240V Split Phase Transformer
    Picture of 3kVA 220V to 120V/240V Split Phase Transformer

    3kVA 220V to 120V/240V Split Phase Transformer

    5 out of 5 based on 2 reviews | Write a review
    $2,156.89
    3kVA single phase to split phase transformer convert AC220V to 120V/240VAC, the primary voltage can also choose 110V, 208V, 240V, 380V, 415V, 440V and 480V, 50/60Hz frequency, transformer is powerful and reliable, with low cost and high efficiency.
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    SKU: ATO-T-DGS3kVA
    30-day Returns
    Delivery date: 10-20 days

    Low-cost transformer has a capacity of 3kVA, single phase 220V to split phase 120V/240V, used for for 50/ 60Hz AC circuit. IP20 protection grade enclosure makes the device suitable for indoor and outdoor applications.

    3 kVA Single Phase to Split Phase Transformer Specifications

    Model ATO-DGS3kVA
    Phase Single phase to split phase
    Capacity 3 kVA
    Primary Voltage 1 Phase / 2 phase 110, 120, 208, 220, 230, 240, 380, 415, 440, 460, 480,
    Secondary Voltage 120V/240V AC（L1, L2, N, L+L=240V, L+N=120V）
    Frequency 50/60Hz
    Winding Material Aluminum/Copper wire (Optional)
    Work Efficiency ≥95%
    Insulation Resistance ≥50 MΩ
    Electrical Strength 2000V AC/1 min
    Noise ≤35dB (1 meter)
    Insulation Grade Grade B (130℃), Grade F (155℃), Grade H (180℃)
    Cooling Method Natural or air cooling
    Overload Capacity Allow more than 1.2 times rated load to work for up to 1 hour
    Induced Overvoltage Withstand Test 125Hz/800V/min
    Transformation Ratio <3%
    Air Carrying Current <6%
    Impedance Voltage About 6%
    Total Losses 10%
    Certification CE, ISO
    Temperature -15℃~+45℃
    Humidity ≤90%RH, without condensation
    Altitude <2000m, non corrosive gas and conductive dust
    Enclosure Protection Grade IP20
    Warranty 12 months
    Weight of Aluminium Wire Transformer Open type: 45kg
    Protected type: 63kg
    Weight of Copper Wire Transformer Open type: 48kg
    Protected type: 68kg

    Single Phase to Split Phase Transformer Schematic Diagram
    Single phase to split phase transformer schematic diagram
    3 kVA Split Isolation Transformer Dimension (Unit: mm)
    Split phase isolation transformer dimension

    Aluminium Wire Transformer Size Copper Wire Transformer Size
    Open type: a*b*c=240*240*260mm Open type: a*b*c=240*230*260mm
    Mouting size: D*E=180*170mm (aperture: 20*10mm) Mouting size: 180*160mm (aperture: 20*10mm)
    Protected type: A*B*C=300*440*500mm Protected type: A*B*C=380*530*560mm

     

    Details

    Single Phase Isolation Transformer Details

    Tips: Working principle of rectifier transformer

    The windings are composed of two independent wires of primary and secondary and share an iron core. The primary winding is connected to the AC power supply, and the alternating current flows in to generate magnetic potential. The magnetic flux flows in the closed iron core. Alternating current of the same frequency is induced in the secondary winding.

    At the beginning of the transformer, the turns ratio of the secondary winding is equal to the voltage ratio. In order to obtain multiple output voltages, some transformers can have multiple secondary windings and taps.

    Existing reviews of 3kVA 220V to 120V/240V Split Phase Transformer
    Is it possible to change the frequency from the original 50Hz to the secondary 60Hz?
    Can a transformer change the frequency from European 230V 50Hz to 120V/240V 60Hz Split Phase? Does it only change the voltage from a single 230V phase to two 120V/240V phases?
    From: rafal | Date: 30/01/2026
    Was this review helpful? Yes No (0/0)
    ATO Responded
    Our frequency converter can meet your needs. See the link: https://www.ato.com/1-phase-frequency-converter
    Can your isolation transformer be installed on the wall?
    Can your isolation transformer be installed on the wall?
    From: Swazzie | Date: 07/12/2021
    Was this review helpful? Yes No (0/0)
    ATO Responded
    Yes, our isolation transformer can be installed on the wall if there is a fixed mounting bracket.
    Load more reviews...
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