Control Transformer Input Voltage - Transformer 208V AC 277V AC Output Voltage - Transformer 120V AC VA Rating - Transformer 50 VA Protective Device Secondary Fuse Enclosure Style - Transformer Encapsulated Mounting - Transformer Foot Phase - Electrical 1 Hz - Electrical 50 Hz 60 Hz Temp Rise 55 Degrees C Enclosure Finish Epoxy Resin Varnish