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YY-wiring balancing transformer
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Voltage regulating compensating device
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Regulatable voltage equilibrium transformer
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Three phase-to-single phase balanced YnD transformer
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Three-phase to single-phase balance transformer
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Extra long distance power transmitter
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Traction power supply equiprnent
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High-low voltage capacitor complete compensator
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Equivalent balanced transformer
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Power supply mode with equivalent drawing transformer
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Changing from three-phase to two-phase and the three-phase equilibrium tran sformer
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