Technical specificationsmodel no & make 5sitb-3, sabtroninput voltage 0-415+- 5%output voltage 0-415 +- 5%rating 5 kva frequency 50 3 hz.Thermal rating 6.95 amps @230 v continues line regulation better than +-5%load regulation better than 1% from no load to full load.Static regulation 1%.Mode star or delta type of cooling air natural cooledoperating temperature 0-40 degree cinsulation level 1.5 kv rms for one minutetransformer copper woundinput termination banana terminals with 25%, 50%, 75% tapingoutput termination banana terminals with 25%, 50%, 75% tapingtype power coated metal enclosure mounting bushing