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  • ▪ Operates at input voltage of either 347V or 480V (+ 10% voltage variations) at 60Hz.
▪ Output voltage is 277V (single phase).
▪ Non-isolated autotransformer.
▪ Sound rated A.
▪ Thermally protected.
▪ Lead lengths are 8” (30 & 70VA models) & 14” (250 & 375VA models.

    Step-Down Transformers - 347/480V to 277V

    Product Specs Step-down transformers are designed to utilize standard universal voltage (120-277V) electronic drivers and ballasts in applications where the main facility power is either 347V or 480V. These transformers can be used to operate multiple...