Control Transformer Input Voltage - Transformer 240V AC 480V AC Output Voltage - Transformer 24V AC VA Rating - Transformer 1 kVA Protective Device None Enclosure Style - Transformer Open Mounting - Transformer Foot Phase - Electrical 1 Hz - Electrical 50 Hz 60 Hz Temp Rise 115 Degrees C Enclosure Finish Epoxy Resin Varnish